Regulatory Status
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Safety Data
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Expert Verdict
Sulfite sensitivity and allergy are primary concerns; SO2 off-gassing possible at low pH; strong reducing agent incompatible with oxidizers; formulation instability with oxidation to sulfate over time.
Regulatory Flags
Frequently Asked Questions
Is Ammonium Sulfite safe in cosmetics?
Sulfite sensitivity and allergy are primary concerns; SO2 off-gassing possible at low pH; strong reducing agent incompatible with oxidizers; formulation instability with oxidation to sulfate over time. The EU classifies Ammonium Sulfite as "restricted". Safety rating: MODERATE.
Is Ammonium Sulfite allowed in the EU?
Ammonium Sulfite EU regulatory status: restricted. This is based on EU Regulation 1223/2009 and its amendments.
What does Ammonium Sulfite do in cosmetics?
Ammonium Sulfite functions as: Hair waving/straightening (reducing agent), antioxidant. It is classified as a cosmetic ingredient in our database. CAS number: 10196-04-0.
What is the Margin of Safety for Ammonium Sulfite?
adequate The Margin of Safety (MoS) is calculated using SCCS methodology. A MoS above 100 is generally considered safe. Use the MoS Calculator tool to calculate MoS for your specific formulation and product category.
Compliance Tools
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Related Ingredients
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