Sodium Metabisulfite
Used in cosmetic products as antioxidant, preservative and reducing. Sodium Metabisulfite is an inorganic salt.
- Allowed with restrictions, Annex III/99
- Allowed preservative, Annex V/9
Annex III/99: (a) 0.67% (as free SO2) / (b) 6.7% (as free SO2) / (c) 0.45% (as free SO2) / (d) 0.40% (as free SO2) | Annex V/9: 0.2% (as free SO2)
The chemical behind this ingredient
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Sodium Metabisulfite suppliers
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Frequently asked questions
What is Sodium Metabisulfite used for in cosmetics?
Sodium Metabisulfite is used in cosmetic products as antioxidant, preservative and reducing. Sodium Metabisulfite is an inorganic salt.
Is Sodium Metabisulfite restricted in cosmetics in the EU?
Sodium Metabisulfite is listed in the annexes of EU Cosmetics Regulation (EC) No 1223/2009: Annex III/99 (allowed with restrictions), Annex V/9 (allowed preservative). Annex III/99: (a) 0.67% (as free SO2) / (b) 6.7% (as free SO2) / (c) 0.45% (as free SO2) / (d) 0.40% (as free SO2) | Annex V/9: 0.2% (as free SO2) Always check the full annex entry for the conditions of use.
What is the CAS number of Sodium Metabisulfite?
Sodium Metabisulfite is listed with CAS numbers 7681-57-4 and 7757-74-6 and EC number 231-673-0.
Where can I buy Sodium Metabisulfite?
8 suppliers list Sodium pyrosulfite on CompoundList. Compare them below or post a buy request with your grade and quantity.