Ammonium Phosphate

INCI: AMMONIUM PHOSPHATE

CAS Number
7722-76-1 (monoammonium phosphate)
Function
Buffering, pH Adjuster, Corrosion Inhibitor
Safety Rating
GOOD

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes Safe per CIR (2016 Final Report on Phosphoric Acid and Its Salts)

For full compliance data across 55 jurisdictions, use the Substance Compliance tool.

Safety Data

Margin of Safety (MoS)
adequate
Dermal Absorption
low
Sensitization
low

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Well-understood ingredient with robust safety profile; pH-dependent irritation possible if poorly buffered.

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Concern Level: Low

Regulatory Flags

fda_food_additive

Frequently Asked Questions

Is Ammonium Phosphate safe in cosmetics?

Well-understood ingredient with robust safety profile; pH-dependent irritation possible if poorly buffered. The EU classifies Ammonium Phosphate as "permitted". Safety rating: GOOD.

Is Ammonium Phosphate allowed in the EU?

Ammonium Phosphate EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does Ammonium Phosphate do in cosmetics?

Ammonium Phosphate functions as: Buffering, pH Adjuster, Corrosion Inhibitor. It is classified as a cosmetic ingredient in our database. CAS number: 7722-76-1 (monoammonium phosphate).

What is the Margin of Safety for Ammonium Phosphate?

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.

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