{ "$schema": "https://foodadditiveindex.com/api/v1/schema.json", "id": "https://foodadditiveindex.com/additives/sodium-potassium-tartrate", "slug": "sodium-potassium-tartrate", "name": "Sodium potassium tartrate", "identifiers": { "e_number": "E337", "ins_number": "337", "cas_number": "304-59-6", "inchikey": "LJCNRYVRMXRIQR-OLXYHTOASA-L", "pubchem_cid": 9357 }, "functional_class": "Acidity regulator", "summary": "Sodium potassium tartrate, historically called Rochelle salt, is an acidity regulator and sequestrant used in confectionery, jellies and processed cheese.", "derivation_summary": "Made by neutralising tartaric acid from winemaking residues with both sodium and potassium.", "regulatory_status": [ { "jurisdiction": "US", "jurisdiction_name": "United States", "authority": "Food and Drug Administration", "status": "permitted", "status_label": "Permitted", "provision_count": 1, "provisions": [ { "status": "permitted", "food_category": null, "max_level": null, "max_level_unit": null, "conditions": null, "effective_from": null, "citation": { "ref": "21 CFR 184.1804", "url": "https://www.ecfr.gov/current/title-21/section-184.1804" }, "source": "ecfr", "retrieved_at": "2026-09-07T18:25:51.549Z" } ] }, { "jurisdiction": "CODEX", "jurisdiction_name": "Codex Alimentarius", "authority": "Codex Alimentarius Commission / JECFA", "status": "permitted_with_conditions", "status_label": "Permitted, with conditions", "provision_count": 63, "provisions": [ { "status": "permitted_with_conditions", "food_category": { "system": "codex", "code": "01.1.4", "name": "Flavoured Fluid Milk Drinks" }, "max_level": 2000, "max_level_unit": "mg/kg", "conditions": "GSFA notes: 45 & 630", "effective_from": "2024", "citation": { "ref": "CXS 192-1995 Table One, INS 337, food category 01.1.4", "url": "https://www.fao.org/fao-who-codexalimentarius/codex-texts/dbs/gsfa/en/" }, "source": "gsfa", "retrieved_at": "2026-09-07T07:54:15.059Z" }, { "status": "permitted_with_conditions", "food_category": { "system": "codex", "code": "01.2.1.2", "name": "Fermented milks (plain), heat-treated after fermentation" }, "max_level": 2000, "max_level_unit": "mg/kg", "conditions": "GSFA notes: 45 & 230", "effective_from": "2016", "citation": { "ref": "CXS 192-1995 Table One, INS 337, food category 01.2.1.2", "url": "https://www.fao.org/fao-who-codexalimentarius/codex-texts/dbs/gsfa/en/" }, "source": "gsfa", "retrieved_at": "2026-09-07T07:54:15.059Z" }, { "status": "permitted_with_conditions", "food_category": { "system": "codex", "code": "01.6.1", "name": "Unripened cheese" }, "max_level": 1500, "max_level_unit": "mg/kg", "conditions": "GSFA notes: 45, 351 & XS262", "effective_from": "2023", "citation": { "ref": "CXS 192-1995 Table One, INS 337, food category 01.6.1", "url": "https://www.fao.org/fao-who-codexalimentarius/codex-texts/dbs/gsfa/en/" }, "source": "gsfa", "retrieved_at": "2026-09-07T07:54:15.059Z" }, { "status": "permitted_with_conditions", "food_category": { "system": "codex", "code": "01.6.4", "name": "Processed cheese" }, "max_level": 30000, "max_level_unit": "mg/kg", "conditions": "GSFA notes: 45", "effective_from": "2019", "citation": { "ref": "CXS 192-1995 Table One, INS 337, food category 01.6.4", "url": "https://www.fao.org/fao-who-codexalimentarius/codex-texts/dbs/gsfa/en/" }, "source": "gsfa", "retrieved_at": "2026-09-07T07:54:15.059Z" }, { "status": "permitted_with_conditions", "food_category": { "system": "codex", "code": "01.7", "name": "Dairy-based desserts (e.g. pudding, fruit or flavoured yoghurt)" }, "max_level": 2000, "max_level_unit": "mg/kg", "conditions": "GSFA notes: 45 & 633", "effective_from": "2024", "citation": { "ref": "CXS 192-1995 Table One, INS 337, food category 01.7", "url": "https://www.fao.org/fao-who-codexalimentarius/codex-texts/dbs/gsfa/en/" }, "source": "gsfa", "retrieved_at": "2026-09-07T07:54:15.059Z" }, { "status": "permitted_with_conditions", "food_category": { "system": "codex", "code": "02.2.2", "name": "Fat spreads, dairy fat spreads and blended spreads" }, "max_level": 100, "max_level_unit": "mg/kg", "conditions": "GSFA notes: 45 & 361", "effective_from": "2016", "citation": { "ref": "CXS 192-1995 Table One, INS 337, food category 02.2.2", "url": "https://www.fao.org/fao-who-codexalimentarius/codex-texts/dbs/gsfa/en/" }, "source": "gsfa", "retrieved_at": "2026-09-07T07:54:15.059Z" }, { "status": "permitted_with_conditions", "food_category": { "system": "codex", "code": "02.3", "name": "Fat emulsions mainly of type oil-in-water, including mixed and/or flavoured products based on fat emulsions" }, "max_level": 100, "max_level_unit": "mg/kg", "conditions": "GSFA notes: 45", "effective_from": "2016", "citation": { "ref": "CXS 192-1995 Table One, INS 337, food category 02.3", "url": "https://www.fao.org/fao-who-codexalimentarius/codex-texts/dbs/gsfa/en/" }, "source": "gsfa", "retrieved_at": "2026-09-07T07:54:15.059Z" }, { "status": "permitted_with_conditions", "food_category": { "system": "codex", "code": "02.4", "name": "Fat-based desserts excluding dairy-based dessert products of food category 01.7" }, "max_level": 100, "max_level_unit": "mg/kg", "conditions": "GSFA notes: 45", "effective_from": "2016", "citation": { "ref": "CXS 192-1995 Table One, INS 337, food category 02.4", "url": "https://www.fao.org/fao-who-codexalimentarius/codex-texts/dbs/gsfa/en/" }, "source": "gsfa", "retrieved_at": "2026-09-07T07:54:15.059Z" }, { "status": "permitted_with_conditions", "food_category": { "system": "codex", "code": "03.0", "name": "Edible ices, including sherbet and sorbet" }, "max_level": 4000, "max_level_unit": "mg/kg", "conditions": "GSFA notes: 45", "effective_from": "2016", "citation": { "ref": "CXS 192-1995 Table One, INS 337, food category 03.0", "url": "https://www.fao.org/fao-who-codexalimentarius/codex-texts/dbs/gsfa/en/" }, "source": "gsfa", "retrieved_at": "2026-09-07T07:54:15.059Z" }, { "status": "permitted_with_conditions", "food_category": { "system": "codex", "code": "04.1.2.11", "name": "Fruit fillings for pastries" }, "max_level": 10000, "max_level_unit": "mg/kg", "conditions": "GSFA notes: 45", "effective_from": "2016", "citation": { "ref": "CXS 192-1995 Table One, INS 337, food category 04.1.2.11", "url": "https://www.fao.org/fao-who-codexalimentarius/codex-texts/dbs/gsfa/en/" }, "source": "gsfa", "retrieved_at": "2026-09-07T07:54:15.059Z" }, { "status": "permitted_with_conditions", "food_category": { "system": "codex", "code": "04.1.2.3", "name": "Fruit in vinegar, oil, or brine" }, "max_level": 1000, "max_level_unit": "mg/kg", "conditions": "GSFA notes: 45", "effective_from": "2018", "citation": { "ref": "CXS 192-1995 Table One, INS 337, food category 04.1.2.3", "url": "https://www.fao.org/fao-who-codexalimentarius/codex-texts/dbs/gsfa/en/" }, "source": "gsfa", "retrieved_at": "2026-09-07T07:54:15.059Z" }, { "status": "permitted_with_conditions", "food_category": { "system": "codex", "code": "04.1.2.5", "name": "" }, "max_level": 3000, "max_level_unit": "mg/kg", "conditions": "GSFA notes: 45", "effective_from": "2016", "citation": { "ref": "CXS 192-1995 Table One, INS 337, food category 04.1.2.5", "url": "https://www.fao.org/fao-who-codexalimentarius/codex-texts/dbs/gsfa/en/" }, "source": "gsfa", "retrieved_at": "2026-09-07T07:54:15.059Z" }, { "status": "permitted_with_conditions", "food_category": { "system": "codex", "code": "04.1.2.6", "name": "Fruit-based spreads (e.g. chutney) excluding products of food category" }, "max_level": 3000, "max_level_unit": "mg/kg", "conditions": "GSFA notes: 45", "effective_from": "2023", "citation": { "ref": "CXS 192-1995 Table One, INS 337, food category 04.1.2.6", "url": "https://www.fao.org/fao-who-codexalimentarius/codex-texts/dbs/gsfa/en/" }, "source": "gsfa", "retrieved_at": "2026-09-07T07:54:15.059Z" }, { "status": "permitted_with_conditions", "food_category": { "system": "codex", "code": "04.1.2.7", "name": "Candied fruit" }, "max_level": 20000, "max_level_unit": "mg/kg", "conditions": "GSFA notes: 45", "effective_from": "2017", "citation": { "ref": "CXS 192-1995 Table One, INS 337, food category 04.1.2.7", "url": "https://www.fao.org/fao-who-codexalimentarius/codex-texts/dbs/gsfa/en/" }, "source": "gsfa", "retrieved_at": "2026-09-07T07:54:15.059Z" }, { "status": "permitted_with_conditions", "food_category": { "system": "codex", "code": "04.1.2.9", "name": "Fruit-based desserts, incl. fruit-flavoured water-based desserts" }, "max_level": 1000, "max_level_unit": "mg/kg", "conditions": "GSFA notes: 45", "effective_from": "2016", "citation": { "ref": "CXS 192-1995 Table One, INS 337, food category 04.1.2.9", "url": "https://www.fao.org/fao-who-codexalimentarius/codex-texts/dbs/gsfa/en/" }, "source": "gsfa", "retrieved_at": "2026-09-07T07:54:15.059Z" }, { "status": "permitted_with_conditions", "food_category": { "system": "codex", "code": "04.2.2.3", "name": "Vegetables (including mushrooms and fungi, roots and tubers, pulses and legumes, and aloe vera), and seaweeds in vinegar, oil, brine, or soybean sauce" }, "max_level": 15000, "max_level_unit": "mg/kg", "conditions": "GSFA notes: 45, XS38 & XS115", "effective_from": "2016", "citation": { "ref": "CXS 192-1995 Table One, INS 337, food category 04.2.2.3", "url": "https://www.fao.org/fao-who-codexalimentarius/codex-texts/dbs/gsfa/en/" }, "source": "gsfa", "retrieved_at": "2026-09-07T07:54:15.059Z" }, { "status": "permitted_with_conditions", "food_category": { "system": "codex", "code": "04.2.2.4", "name": "Canned or bottled (pasteurized) or retort pouch vegetables (including mushrooms and fungi, roots and tubers, pulses and legumes, and aloe vera), and seaweeds" }, "max_level": 1300, "max_level_unit": "mg/kg", "conditions": "GSFA notes: 45, XS13, XS38, XS57, XS145, XS257R, XS258R, XS259R & XS297", "effective_from": "2025", "citation": { "ref": "CXS 192-1995 Table One, INS 337, food category 04.2.2.4", "url": "https://www.fao.org/fao-who-codexalimentarius/codex-texts/dbs/gsfa/en/" }, "source": "gsfa", "retrieved_at": "2026-09-07T07:54:15.059Z" }, { "status": "permitted_with_conditions", "food_category": { "system": "codex", "code": "05.1.1", "name": "Cocoa mixes (powders) and cocoa mass/cake" }, "max_level": 5000, "max_level_unit": "mg/kg", "conditions": "GSFA notes: 45, 97 & 128", "effective_from": "2016", "citation": { "ref": "CXS 192-1995 Table One, INS 337, food category 05.1.1", "url": "https://www.fao.org/fao-who-codexalimentarius/codex-texts/dbs/gsfa/en/" }, "source": "gsfa", "retrieved_at": "2026-09-07T07:54:15.059Z" }, { "status": "permitted_with_conditions", "food_category": { "system": "codex", "code": "05.1.2", "name": "Cocoa mixes (syrups)" }, "max_level": 2000, "max_level_unit": "mg/kg", "conditions": "GSFA notes: 45", "effective_from": "2016", "citation": { "ref": "CXS 192-1995 Table One, INS 337, food category 05.1.2", "url": "https://www.fao.org/fao-who-codexalimentarius/codex-texts/dbs/gsfa/en/" }, "source": "gsfa", "retrieved_at": "2026-09-07T07:54:15.059Z" }, { "status": "permitted_with_conditions", "food_category": { "system": "codex", "code": "05.1.3", "name": "Cocoa-based spreads, incl. fillings" }, "max_level": 2000, "max_level_unit": "mg/kg", "conditions": "GSFA notes: 45 & XS86", "effective_from": "2017", "citation": { "ref": "CXS 192-1995 Table One, INS 337, food category 05.1.3", "url": "https://www.fao.org/fao-who-codexalimentarius/codex-texts/dbs/gsfa/en/" }, "source": "gsfa", "retrieved_at": "2026-09-07T07:54:15.059Z" }, { "status": "permitted_with_conditions", "food_category": { "system": "codex", "code": "05.1.4", "name": "Cocoa and chocolate products" }, "max_level": 5000, "max_level_unit": "mg/kg", "conditions": "GSFA notes: 45 & 128", "effective_from": "2016", "citation": { "ref": "CXS 192-1995 Table One, INS 337, food category 05.1.4", "url": "https://www.fao.org/fao-who-codexalimentarius/codex-texts/dbs/gsfa/en/" }, "source": "gsfa", "retrieved_at": "2026-09-07T07:54:15.059Z" }, { "status": "permitted_with_conditions", "food_category": { "system": "codex", "code": "05.1.5", "name": "Imitation chocolate, chocolate substitute products" }, "max_level": 5000, "max_level_unit": "mg/kg", "conditions": "GSFA notes: 45", "effective_from": "2016", "citation": { "ref": "CXS 192-1995 Table One, INS 337, food category 05.1.5", "url": "https://www.fao.org/fao-who-codexalimentarius/codex-texts/dbs/gsfa/en/" }, "source": "gsfa", "retrieved_at": "2026-09-07T07:54:15.059Z" }, { "status": "permitted_with_conditions", "food_category": { "system": "codex", "code": "05.2", "name": "Confectionery including hard and soft candy, nougats, etc. other than food categories 05.1, 05.3, and 05.4" }, "max_level": 5000, "max_level_unit": "mg/kg", "conditions": "GSFA notes: 45, XS309R & 450", "effective_from": "2019", "citation": { "ref": "CXS 192-1995 Table One, INS 337, food category 05.2", "url": "https://www.fao.org/fao-who-codexalimentarius/codex-texts/dbs/gsfa/en/" }, "source": "gsfa", "retrieved_at": "2026-09-07T07:54:15.059Z" }, { "status": "permitted_with_conditions", "food_category": { "system": "codex", "code": "05.3", "name": "Chewing gum" }, "max_level": 30000, "max_level_unit": "mg/kg", "conditions": "GSFA notes: 45", "effective_from": "2016", "citation": { "ref": "CXS 192-1995 Table One, INS 337, food category 05.3", "url": "https://www.fao.org/fao-who-codexalimentarius/codex-texts/dbs/gsfa/en/" }, "source": "gsfa", "retrieved_at": "2026-09-07T07:54:15.059Z" }, { "status": "permitted_with_conditions", "food_category": { "system": "codex", "code": "05.4", "name": "Decorations (e.g. for fine bakery wares), toppings (non-fruit), and sweet sauces" }, "max_level": 8000, "max_level_unit": "mg/kg", "conditions": "GSFA notes: 45", "effective_from": "2016", "citation": { "ref": "CXS 192-1995 Table One, INS 337, food category 05.4", "url": "https://www.fao.org/fao-who-codexalimentarius/codex-texts/dbs/gsfa/en/" }, "source": "gsfa", "retrieved_at": "2026-09-07T07:54:15.059Z" }, { "status": "permitted_with_conditions", "food_category": { "system": "codex", "code": "06.2.1", "name": "Flours" }, "max_level": 5000, "max_level_unit": "mg/kg", "conditions": "GSFA notes: 45, 186, XS152 & XS301R", "effective_from": "2025", "citation": { "ref": "CXS 192-1995 Table One, INS 337, food category 06.2.1", "url": "https://www.fao.org/fao-who-codexalimentarius/codex-texts/dbs/gsfa/en/" }, "source": "gsfa", "retrieved_at": "2026-09-07T07:54:15.059Z" }, { "status": "permitted_with_conditions", "food_category": { "system": "codex", "code": "06.2.2", "name": "Starches" }, "max_level": 2000, "max_level_unit": "mg/kg", "conditions": "GSFA notes: 45", "effective_from": "2017", "citation": { "ref": "CXS 192-1995 Table One, INS 337, food category 06.2.2", "url": "https://www.fao.org/fao-who-codexalimentarius/codex-texts/dbs/gsfa/en/" }, "source": "gsfa", "retrieved_at": "2026-09-07T07:54:15.059Z" }, { "status": "permitted_with_conditions", "food_category": { "system": "codex", "code": "06.4.1", "name": "Fresh pastas and noodles and like products" }, "max_level": 5000, "max_level_unit": "mg/kg", "conditions": "GSFA notes: 45 & 128", "effective_from": "2016", "citation": { "ref": "CXS 192-1995 Table One, INS 337, food category 06.4.1", "url": "https://www.fao.org/fao-who-codexalimentarius/codex-texts/dbs/gsfa/en/" }, "source": "gsfa", "retrieved_at": "2026-09-07T07:54:15.059Z" }, { "status": "permitted_with_conditions", "food_category": { "system": "codex", "code": "06.4.3", "name": "Pre-cooked pastas and noodles and like products" }, "max_level": 7500, "max_level_unit": "mg/kg", "conditions": "GSFA notes: 45, 128 & 149", "effective_from": "2026", "citation": { "ref": "CXS 192-1995 Table One, INS 337, food category 06.4.3", "url": "https://www.fao.org/fao-who-codexalimentarius/codex-texts/dbs/gsfa/en/" }, "source": "gsfa", "retrieved_at": "2026-09-07T07:54:15.059Z" }, { "status": "permitted_with_conditions", "food_category": { "system": "codex", "code": "06.5", "name": "Cereal and starch based desserts (e.g. rice pudding, tapioca pudding)" }, "max_level": 2860, "max_level_unit": "mg/kg", "conditions": "GSFA notes: 45", "effective_from": "2016", "citation": { "ref": "CXS 192-1995 Table One, INS 337, food category 06.5", "url": "https://www.fao.org/fao-who-codexalimentarius/codex-texts/dbs/gsfa/en/" }, "source": "gsfa", "retrieved_at": "2026-09-07T07:54:15.059Z" }, { "status": "permitted_with_conditions", "food_category": { "system": "codex", "code": "07.1", "name": "Bread and ordinary bakery wares and mixes" }, "max_level": 4000, "max_level_unit": "mg/kg", "conditions": "GSFA notes: 45 & 388", "effective_from": "2017", "citation": { "ref": "CXS 192-1995 Table One, INS 337, food category 07.1", "url": "https://www.fao.org/fao-who-codexalimentarius/codex-texts/dbs/gsfa/en/" }, "source": "gsfa", "retrieved_at": "2026-09-07T07:54:15.059Z" }, { "status": "permitted_with_conditions", "food_category": { "system": "codex", "code": "07.2.1", "name": "Cakes, cookies and pies (e.g. fruit-filled or custard types)" }, "max_level": 5000, "max_level_unit": "mg/kg", "conditions": "GSFA notes: 45", "effective_from": "2017", "citation": { "ref": "CXS 192-1995 Table One, INS 337, food category 07.2.1", "url": "https://www.fao.org/fao-who-codexalimentarius/codex-texts/dbs/gsfa/en/" }, "source": "gsfa", "retrieved_at": "2026-09-07T07:54:15.059Z" }, { "status": "permitted_with_conditions", "food_category": { "system": "codex", "code": "07.2.2", "name": "Other fine bakery products (e.g. doughnuts, sweet rolls, scones, and muffins)" }, "max_level": 500, "max_level_unit": "mg/kg", "conditions": "GSFA notes: 45", "effective_from": "2017", "citation": { "ref": "CXS 192-1995 Table One, INS 337, food category 07.2.2", "url": "https://www.fao.org/fao-who-codexalimentarius/codex-texts/dbs/gsfa/en/" }, "source": "gsfa", "retrieved_at": "2026-09-07T07:54:15.059Z" }, { "status": "permitted_with_conditions", "food_category": { "system": "codex", "code": "07.2.3", "name": "Mixes for fine bakery wares (e.g. cakes, pancakes)" }, "max_level": 8000, "max_level_unit": "mg/kg", "conditions": "GSFA notes: 11 & 45", "effective_from": "2017", "citation": { "ref": "CXS 192-1995 Table One, INS 337, food category 07.2.3", "url": "https://www.fao.org/fao-who-codexalimentarius/codex-texts/dbs/gsfa/en/" }, "source": "gsfa", "retrieved_at": "2026-09-07T07:54:15.059Z" }, { "status": "permitted_with_conditions", "food_category": { "system": "codex", "code": "08.3.1", "name": "Non-heat treated processed comminuted meat, poultry, and game products" }, "max_level": 500, "max_level_unit": "mg/kg", "conditions": "GSFA notes: 45", "effective_from": "2017", "citation": { "ref": "CXS 192-1995 Table One, INS 337, food category 08.3.1", "url": "https://www.fao.org/fao-who-codexalimentarius/codex-texts/dbs/gsfa/en/" }, "source": "gsfa", "retrieved_at": "2026-09-07T07:54:15.059Z" }, { "status": "permitted_with_conditions", "food_category": { "system": "codex", "code": "08.3.2", "name": "Heat-treated processed comminuted meat, poultry, and game products" }, "max_level": 500, "max_level_unit": "mg/kg", "conditions": "GSFA notes: 45, XS88, XS89 & XS98", "effective_from": "2017", "citation": { "ref": "CXS 192-1995 Table One, INS 337, food category 08.3.2", "url": "https://www.fao.org/fao-who-codexalimentarius/codex-texts/dbs/gsfa/en/" }, "source": "gsfa", "retrieved_at": "2026-09-07T07:54:15.059Z" }, { "status": "permitted_with_conditions", "food_category": { "system": "codex", "code": "08.3.3", "name": "Frozen processed comminuted meat, poultry, and game products" }, "max_level": 500, "max_level_unit": "mg/kg", "conditions": "GSFA notes: 45", "effective_from": "2017", "citation": { "ref": "CXS 192-1995 Table One, INS 337, food category 08.3.3", "url": "https://www.fao.org/fao-who-codexalimentarius/codex-texts/dbs/gsfa/en/" }, "source": "gsfa", "retrieved_at": "2026-09-07T07:54:15.059Z" }, { "status": "permitted_with_conditions", "food_category": { "system": "codex", "code": "08.4", "name": "Edible casings (e.g. sausage casings)" }, "max_level": 2000, "max_level_unit": "mg/kg", "conditions": "GSFA notes: 45 & 365", "effective_from": "2017", "citation": { "ref": "CXS 192-1995 Table One, INS 337, food category 08.4", "url": "https://www.fao.org/fao-who-codexalimentarius/codex-texts/dbs/gsfa/en/" }, "source": "gsfa", "retrieved_at": "2026-09-07T07:54:15.059Z" }, { "status": "permitted_with_conditions", "food_category": { "system": "codex", "code": "09.2.5", "name": "Smoked, dried, fermented, and/or salted fish and fish products, including molluscs, crustaceans, and echinoderms" }, "max_level": 200, "max_level_unit": "mg/kg", "conditions": "GSFA notes: 45, 128, 382, XS167, XS189, XS222, XS236 & XS244", "effective_from": "2018", "citation": { "ref": "CXS 192-1995 Table One, INS 337, food category 09.2.5", "url": "https://www.fao.org/fao-who-codexalimentarius/codex-texts/dbs/gsfa/en/" }, "source": "gsfa", "retrieved_at": "2026-09-07T07:54:15.059Z" }, { "status": "permitted_with_conditions", "food_category": { "system": "codex", "code": "10.4", "name": "Egg-based desserts (e.g. custard)" }, "max_level": 2000, "max_level_unit": "mg/kg", "conditions": "GSFA notes: 45", "effective_from": "2018", "citation": { "ref": "CXS 192-1995 Table One, INS 337, food category 10.4", "url": "https://www.fao.org/fao-who-codexalimentarius/codex-texts/dbs/gsfa/en/" }, "source": "gsfa", "retrieved_at": "2026-09-07T07:54:15.059Z" }, { "status": "permitted_with_conditions", "food_category": { "system": "codex", "code": "11.6", "name": "Table-top sweeteners, including those containing high-intensity sweeteners" }, "max_level": 2000, "max_level_unit": "mg/kg", "conditions": "GSFA notes: 45", "effective_from": "2018", "citation": { "ref": "CXS 192-1995 Table One, INS 337, food category 11.6", "url": "https://www.fao.org/fao-who-codexalimentarius/codex-texts/dbs/gsfa/en/" }, "source": "gsfa", "retrieved_at": "2026-09-07T07:54:15.059Z" }, { "status": "permitted_with_conditions", "food_category": { "system": "codex", "code": "12.2.2", "name": "Seasonings and condiments" }, "max_level": 7500, "max_level_unit": "mg/kg", "conditions": "GSFA notes: 45", "effective_from": "2018", "citation": { "ref": "CXS 192-1995 Table One, INS 337, food category 12.2.2", "url": "https://www.fao.org/fao-who-codexalimentarius/codex-texts/dbs/gsfa/en/" }, "source": "gsfa", "retrieved_at": "2026-09-07T07:54:15.059Z" }, { "status": "permitted_with_conditions", "food_category": { "system": "codex", "code": "12.4", "name": "Mustards" }, "max_level": 5000, "max_level_unit": "mg/kg", "conditions": "GSFA notes: 45", "effective_from": "2018", "citation": { "ref": "CXS 192-1995 Table One, INS 337, food category 12.4", "url": "https://www.fao.org/fao-who-codexalimentarius/codex-texts/dbs/gsfa/en/" }, "source": "gsfa", "retrieved_at": "2026-09-07T07:54:15.059Z" }, { "status": "permitted_with_conditions", "food_category": { "system": "codex", "code": "12.5", "name": "Soups and broths" }, "max_level": 5000, "max_level_unit": "mg/kg", "conditions": "GSFA notes: 45, XS117", "effective_from": "2018", "citation": { "ref": "CXS 192-1995 Table One, INS 337, food category 12.5", "url": "https://www.fao.org/fao-who-codexalimentarius/codex-texts/dbs/gsfa/en/" }, "source": "gsfa", "retrieved_at": "2026-09-07T07:54:15.059Z" }, { "status": "permitted_with_conditions", "food_category": { "system": "codex", "code": "12.6.1", "name": "Emulsified sauces and dips (e.g. mayonnaise, salad dressing, onion dips)" }, "max_level": 2000, "max_level_unit": "mg/kg", "conditions": "GSFA notes: 45", "effective_from": "2018", "citation": { "ref": "CXS 192-1995 Table One, INS 337, food category 12.6.1", "url": "https://www.fao.org/fao-who-codexalimentarius/codex-texts/dbs/gsfa/en/" }, "source": "gsfa", "retrieved_at": "2026-09-07T07:54:15.059Z" }, { "status": "permitted_with_conditions", "food_category": { "system": "codex", "code": "12.6.2", "name": "Non-emulsified sauces (e.g. ketchup, cheese sauce, cream sauce, brown gravy)" }, "max_level": 5000, "max_level_unit": "mg/kg", "conditions": "GSFA notes: 45", "effective_from": "2023", "citation": { "ref": "CXS 192-1995 Table One, INS 337, food category 12.6.2", "url": "https://www.fao.org/fao-who-codexalimentarius/codex-texts/dbs/gsfa/en/" }, "source": "gsfa", "retrieved_at": "2026-09-07T07:54:15.059Z" }, { "status": "permitted_with_conditions", "food_category": { "system": "codex", "code": "12.6.3", "name": "Mixes for sauces and gravies" }, "max_level": 5000, "max_level_unit": "mg/kg", "conditions": "GSFA notes: 45, 127", "effective_from": "2018", "citation": { "ref": "CXS 192-1995 Table One, INS 337, food category 12.6.3", "url": "https://www.fao.org/fao-who-codexalimentarius/codex-texts/dbs/gsfa/en/" }, "source": "gsfa", "retrieved_at": "2026-09-07T07:54:15.059Z" }, { "status": "permitted_with_conditions", "food_category": { "system": "codex", "code": "12.9.1", "name": "Fermented soybean paste (e.g. miso)" }, "max_level": 1000, "max_level_unit": "mg/kg", "conditions": "GSFA notes: 45 & 509", "effective_from": "2025", "citation": { "ref": "CXS 192-1995 Table One, INS 337, food category 12.9.1", "url": "https://www.fao.org/fao-who-codexalimentarius/codex-texts/dbs/gsfa/en/" }, "source": "gsfa", "retrieved_at": "2026-09-07T07:54:15.059Z" }, { "status": "permitted_with_conditions", "food_category": { "system": "codex", "code": "13.2", "name": "Complementary foods for infants and young children" }, "max_level": 5000, "max_level_unit": "mg/kg", "conditions": "GSFA notes: 45, 428, XS73", "effective_from": "2023", "citation": { "ref": "CXS 192-1995 Table One, INS 337, food category 13.2", "url": "https://www.fao.org/fao-who-codexalimentarius/codex-texts/dbs/gsfa/en/" }, "source": "gsfa", "retrieved_at": "2026-09-07T07:54:15.059Z" }, { "status": "permitted_with_conditions", "food_category": { "system": "codex", "code": "13.6", "name": "Food supplements" }, "max_level": 5000, "max_level_unit": "mg/kg", "conditions": "GSFA notes: 45", "effective_from": "2018", "citation": { "ref": "CXS 192-1995 Table One, INS 337, food category 13.6", "url": "https://www.fao.org/fao-who-codexalimentarius/codex-texts/dbs/gsfa/en/" }, "source": "gsfa", "retrieved_at": "2026-09-07T07:54:15.059Z" }, { "status": "permitted_with_conditions", "food_category": { "system": "codex", "code": "14.1.2.1", "name": "Fruit juice" }, "max_level": 4000, "max_level_unit": "mg/kg", "conditions": "GSFA notes: 45, 128, 129 & XS356R", "effective_from": "2026", "citation": { "ref": "CXS 192-1995 Table One, INS 337, food category 14.1.2.1", "url": "https://www.fao.org/fao-who-codexalimentarius/codex-texts/dbs/gsfa/en/" }, "source": "gsfa", "retrieved_at": "2026-09-07T07:54:15.059Z" }, { "status": "permitted_with_conditions", "food_category": { "system": "codex", "code": "14.1.2.3", "name": "Concentrates for fruit juice" }, "max_level": 4000, "max_level_unit": "mg/kg", "conditions": "GSFA notes: 45, 127, 128 & 129", "effective_from": "2005", "citation": { "ref": "CXS 192-1995 Table One, INS 337, food category 14.1.2.3", "url": "https://www.fao.org/fao-who-codexalimentarius/codex-texts/dbs/gsfa/en/" }, "source": "gsfa", "retrieved_at": "2026-09-07T07:54:15.059Z" }, { "status": "permitted_with_conditions", "food_category": { "system": "codex", "code": "14.1.3.1", "name": "Fruit nectar" }, "max_level": 4000, "max_level_unit": "mg/kg", "conditions": "GSFA notes: 45 & 128", "effective_from": "2005", "citation": { "ref": "CXS 192-1995 Table One, INS 337, food category 14.1.3.1", "url": "https://www.fao.org/fao-who-codexalimentarius/codex-texts/dbs/gsfa/en/" }, "source": "gsfa", "retrieved_at": "2026-09-07T07:54:15.059Z" }, { "status": "permitted_with_conditions", "food_category": { "system": "codex", "code": "14.1.3.3", "name": "Concentrates for fruit nectar" }, "max_level": 4000, "max_level_unit": "mg/kg", "conditions": "GSFA notes: 45, 127 & 128", "effective_from": "2005", "citation": { "ref": "CXS 192-1995 Table One, INS 337, food category 14.1.3.3", "url": "https://www.fao.org/fao-who-codexalimentarius/codex-texts/dbs/gsfa/en/" }, "source": "gsfa", "retrieved_at": "2026-09-07T07:54:15.059Z" }, { "status": "permitted_with_conditions", "food_category": { "system": "codex", "code": "14.1.3.4", "name": "Concentrates for vegetable nectar" }, "max_level": 1600, "max_level_unit": "mg/kg", "conditions": "GSFA notes: 45, 127, 128", "effective_from": "2023", "citation": { "ref": "CXS 192-1995 Table One, INS 337, food category 14.1.3.4", "url": "https://www.fao.org/fao-who-codexalimentarius/codex-texts/dbs/gsfa/en/" }, "source": "gsfa", "retrieved_at": "2026-09-07T07:54:15.059Z" }, { "status": "permitted_with_conditions", "food_category": { "system": "codex", "code": "14.1.4", "name": "Water-based flavoured drinks, including \"sport,\" “energy,” or \"electrolyte\" drinks and particulated drinks" }, "max_level": 800, "max_level_unit": "mg/kg", "conditions": "GSFA notes: 45", "effective_from": "2018", "citation": { "ref": "CXS 192-1995 Table One, INS 337, food category 14.1.4", "url": "https://www.fao.org/fao-who-codexalimentarius/codex-texts/dbs/gsfa/en/" }, "source": "gsfa", "retrieved_at": "2026-09-07T07:54:15.059Z" }, { "status": "permitted_with_conditions", "food_category": { "system": "codex", "code": "14.2.1", "name": "Beer and malt beverages" }, "max_level": 2000, "max_level_unit": "mg/kg", "conditions": "GSFA notes: 45", "effective_from": "2018", "citation": { "ref": "CXS 192-1995 Table One, INS 337, food category 14.2.1", "url": "https://www.fao.org/fao-who-codexalimentarius/codex-texts/dbs/gsfa/en/" }, "source": "gsfa", "retrieved_at": "2026-09-07T07:54:15.059Z" }, { "status": "permitted_with_conditions", "food_category": { "system": "codex", "code": "14.2.2", "name": "Cider and perry" }, "max_level": 2000, "max_level_unit": "mg/kg", "conditions": "GSFA notes: 45", "effective_from": "2018", "citation": { "ref": "CXS 192-1995 Table One, INS 337, food category 14.2.2", "url": "https://www.fao.org/fao-who-codexalimentarius/codex-texts/dbs/gsfa/en/" }, "source": "gsfa", "retrieved_at": "2026-09-07T07:54:15.059Z" }, { "status": "permitted_with_conditions", "food_category": { "system": "codex", "code": "14.2.3", "name": "Grape wines" }, "max_level": null, "max_level_unit": "GMP", "conditions": "GSFA notes: 517", "effective_from": "2023", "citation": { "ref": "CXS 192-1995 Table One, INS 337, food category 14.2.3", "url": "https://www.fao.org/fao-who-codexalimentarius/codex-texts/dbs/gsfa/en/" }, "source": "gsfa", "retrieved_at": "2026-09-07T07:54:15.059Z" }, { "status": "permitted_with_conditions", "food_category": { "system": "codex", "code": "14.2.4", "name": "Wines (other than grape)" }, "max_level": 4000, "max_level_unit": "mg/kg", "conditions": "GSFA notes: 45", "effective_from": "2018", "citation": { "ref": "CXS 192-1995 Table One, INS 337, food category 14.2.4", "url": "https://www.fao.org/fao-who-codexalimentarius/codex-texts/dbs/gsfa/en/" }, "source": "gsfa", "retrieved_at": "2026-09-07T07:54:15.059Z" }, { "status": "permitted_with_conditions", "food_category": { "system": "codex", "code": "14.2.6", "name": "Distilled spirituous beverages containing more than 15% alcohol" }, "max_level": 3000, "max_level_unit": "mg/kg", "conditions": "GSFA notes: 45, 431", "effective_from": "2018", "citation": { "ref": "CXS 192-1995 Table One, INS 337, food category 14.2.6", "url": "https://www.fao.org/fao-who-codexalimentarius/codex-texts/dbs/gsfa/en/" }, "source": "gsfa", "retrieved_at": "2026-09-07T07:54:15.059Z" }, { "status": "permitted_with_conditions", "food_category": { "system": "codex", "code": "14.2.7", "name": "Aromatized alcoholic beverages (e.g. beer, wine and spirituous cooler-type beverages, low-alcoholic refreshers)" }, "max_level": 4000, "max_level_unit": "mg/kg", "conditions": "GSFA notes: 45", "effective_from": "2018", "citation": { "ref": "CXS 192-1995 Table One, INS 337, food category 14.2.7", "url": "https://www.fao.org/fao-who-codexalimentarius/codex-texts/dbs/gsfa/en/" }, "source": "gsfa", "retrieved_at": "2026-09-07T07:54:15.059Z" }, { "status": "permitted_with_conditions", "food_category": { "system": "codex", "code": "15.0", "name": "Ready-to-eat savouries" }, "max_level": 2000, "max_level_unit": "mg/kg", "conditions": "GSFA notes: 45", "effective_from": "2018", "citation": { "ref": "CXS 192-1995 Table One, INS 337, food category 15.0", "url": "https://www.fao.org/fao-who-codexalimentarius/codex-texts/dbs/gsfa/en/" }, "source": "gsfa", "retrieved_at": "2026-09-07T07:54:15.059Z" } ] } ], "names": [ { "name": "147-79-5", "type": "cas", "source": "pubchem" }, { "name": "15490-42-3", "type": "cas", "source": "pubchem" }, { "name": "304-59-6", "type": "cas", "source": "ecfr" }, { "name": "2,3-Dihydroxybutanedioic acid, monopotassium monosodium salt", "type": "common", "source": "pubchem" }, { "name": "ANHYDROUS SODIUM POTASSIUM TARTRATE", "type": "common", "source": "pubchem" }, { "name": "Butanedioic acid, 2,3-dihydroxy- (2R,3R)-, potassium sodium salt (1:1:1)", "type": "common", "source": "pubchem" }, { "name": "Butanedioic acid, 2,3-dihydroxy- (R-(R*,R*))-, monopotassium monosodium salt", "type": "common", "source": "pubchem" }, { "name": "Butanedioic acid, 2,3-dihydroxy-(2R,3R)-, monopotassium monosodium salt", "type": "common", "source": "pubchem" }, { "name": "Butanedioic acid, 2,3-dihydroxy-, monopotassium monosodium salt", "type": "common", "source": "pubchem" }, { "name": "C4H4KNaO6", "type": "common", "source": "pubchem" }, { "name": "CCRIS 3949", "type": "common", "source": "pubchem" }, { "name": "Co eff pdr", "type": "common", "source": "pubchem" }, { "name": "E 337", "type": "common", "source": "openfoodtox" }, { "name": "HSDB 765", "type": "common", "source": "pubchem" }, { "name": "INS NO.337", "type": "common", "source": "pubchem" }, { "name": "INS-337", "type": "common", "source": "pubchem" }, { "name": "L-(+)-Tartaric Acid Potassium Sodium Salt", "type": "common", "source": "pubchem" }, { "name": "L-Potassium sodium tartrate", "type": "common", "source": "pubchem" }, { "name": "L-Potassiumsodiumtartrate", "type": "common", "source": "pubchem" }, { "name": "Monopotassium monosodium 2,3-dihydroxybutanedioate, (R-(R*,R*))-", "type": "common", "source": "pubchem" }, { "name": "Monopotassium monosodium tartrate", "type": "common", "source": "pubchem" }, { "name": "Potassium sodium (2R,3R)-2,3-dihydroxybutanedioate (1/1/1)", "type": "common", "source": "pubchem" }, { "name": "Potassium sodium (R*,R*)-(1)-tartrate", "type": "common", "source": "pubchem" }, { "name": "Potassium sodium 2,3-dihydroxybutanedioate (1/1/1)", "type": "common", "source": "pubchem" }, { "name": "Potassium sodium dextro-tartrate", "type": "common", "source": "pubchem" }, { "name": "Potassium sodium L(+)-tartrate", "type": "common", "source": "pubchem" }, { "name": "Potassium sodium L-(+)-tartrate", "type": "common", "source": "openfoodtox" }, { "name": "potassium sodium L-tartarate", "type": "common", "source": "pubchem" }, { "name": "potassium sodium l-tartrate", "type": "common", "source": "pubchem" }, { "name": "Potassium Sodium Tartrate", "type": "common", "source": "pubchem" }, { "name": "Potassium Sodium Tartrate (1.5M Solution in Water)", "type": "common", "source": "pubchem" }, { "name": "Potassium sodium tartrate anhydrous", "type": "common", "source": "pubchem" }, { "name": "potassium sodium tartrate tetrahy-drate", "type": "common", "source": "pubchem" }, { "name": "potassium;sodium;(2R,3R)-2,3-dihydroxybutanedioate", "type": "common", "source": "pubchem" }, { "name": "QH257BPV3J", "type": "common", "source": "pubchem" }, { "name": "rel-Potassium sodium (2R,3R)-2,3-dihydroxysuccinate", "type": "common", "source": "pubchem" }, { "name": "Rochelle salt", "type": "common", "source": "openfoodtox" }, { "name": "Rochelle's salt", "type": "common", "source": "pubchem" }, { "name": "Seignette salt", "type": "common", "source": "openfoodtox" }, { "name": "Seignette's salt", "type": "common", "source": "pubchem" }, { "name": "Sodium potassium (dl)-tartrate", "type": "common", "source": "pubchem" }, { "name": "Sodium potassium L-tartrate", "type": "common", "source": "pubchem" }, { "name": "Sodium potassium salt of L-(+)-tartaric acid", "type": "common", "source": "pubchem" }, { "name": "Sodium potassium tartrate", "type": "common", "source": "openfoodtox" }, { "name": "Tartaric acid, monopotassium monosodium salt", "type": "common", "source": "pubchem" }, { "name": "Tartaric acid, potassium sodium salt", "type": "common", "source": "pubchem" }, { "name": "E337", "type": "e_number", "source": "openfoodtox" }, { "name": "337", "type": "ins", "source": "gsfa" }, { "name": "Butanedioic acid, 2,3-dihydroxy- (theta-(theta,theta))-, monopotassium monosodium salt", "type": "iupac", "source": "pubchem" }, { "name": "potassium sodium (2R,3R)-2,3-dihydroxybutanedioate", "type": "iupac", "source": "openfoodtox" }, { "name": "Sodium potassium tartrate", "type": "label", "source": "ecfr" } ], "hazard_reference_values": [ { "type": "ADI", "value": 240, "value_text": null, "unit": "mg/kg bw/day", "population": "consumers", "assessing_body": "EFSA FAF", "year": 2020, "opinion": { "ref": "doi:10.2903/j.efsa.2020.6030", "url": "https://doi.org/10.2903/j.efsa.2020.6030" } } ], "sources": [ { "key": "ecfr", "name": "Electronic Code of Federal Regulations, Title 21", "publisher": "U.S. Government Publishing Office / National Archives", "licence": "Public domain", "url": "https://www.ecfr.gov/api/versioner/v1/full/2026-08-31/title-21.xml", "retrieved_at": "2026-09-07T18:25:51.549Z" }, { "key": "gsfa", "name": "Codex General Standard for Food Additives (CXS 192-1995)", "publisher": "Codex Alimentarius Commission (FAO/WHO)", "licence": "FAO terms — non-commercial use with attribution", "url": "https://www.fao.org/fao-who-codexalimentarius/codex-texts/dbs/gsfa/en/", "retrieved_at": "2026-09-07T07:54:15.059Z" } ], "citation_policy": "Cite as: Food Additive Index, \"Sodium potassium tartrate\", https://foodadditiveindex.com/additives/sodium-potassium-tartrate. This site reports regulatory status and does not rate additives.", "generated_at": "2026-09-08T00:09:38.701Z" }