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Canonical INCI monograph

SODIUM SULFITE

Not on the EU Annex III list

Sodium Sulfite is the inorganic salt that conforms to the formula:

SODIUM SULFITE is listed in the European Commission CosIng inventory under the functional categories Antioxidant, Hair Waving Or Straightening, Reducing, with CAS number 7757-83-7 and EC number 231-821-4. CosIng records a restriction against it (III/99 V/9), so check the corresponding Annex entry before formulating. In the free INCIDB sample it appears on 3 product labels, reaching position 15 on Lingettes épaisses Sensitive (lot x2 paquets).

CAS REGISTRY NUMBER
7757-83-7
EC NUMBER
231-821-4
COSING FUNCTIONS
Antioxidant, Hair Waving Or Straightening, Reducing
COSING RESTRICTION
III/99 V/9

Sample products containing SODIUM SULFITE

Label positions from the free INCIDB sample. A lower position means the ingredient is declared earlier, i.e. present in a higher proportion.

PRODUCT LABEL POSITION
Kératine Color 4.6 Châtain Chocolat #18
Lingettes épaisses Sensitive (lot x2 paquets) #15
Clairol Colour Strong 8.1 Medium Ash Blonde 1 Pack #18

Query SODIUM SULFITE in the full snapshot

import pyarrow.parquet as pq

ingredients = pq.read_table('ingredients.parquet').to_pandas()
target = ingredients[ingredients['inci_name'] == "SODIUM SULFITE"]
print(target[['ingredient_id', 'functions', 'cas_number', 'is_common_allergen']])

The complete snapshot covers 18,583 products. Coverage of each enrichment column is published, both per distinct name and weighted by label occurrence — see the coverage table.

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