HC Brown No. 3

INCI: HC BROWN NO. 3

CAS Number
Not verified — no standard CosIng or CIR entry confirmed
Function
Hair dyeing (direct dye)
Safety Rating
POOR

Regulatory Status

🇪🇺 EU Status prohibited
🇺🇸 US Status permitted
US Notes Not recognized by CIR or listed under 21 CFR 73/74

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

Safety Data

Margin of Safety (MoS)
not established
Dermal Absorption
low
Sensitization
low

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

This ingredient lacks valid INCI confirmation, CosIng entry, CIR review, and regulatory opinion. Request exact CAS number and verify against CosIng before formulation.

⚠️
Concern Level: High

Frequently Asked Questions

Is HC Brown No. 3 safe in cosmetics?

This ingredient lacks valid INCI confirmation, CosIng entry, CIR review, and regulatory opinion. Request exact CAS number and verify against CosIng before formulation. The EU classifies HC Brown No. 3 as "prohibited". Safety rating: POOR.

Is HC Brown No. 3 allowed in the EU?

HC Brown No. 3 EU regulatory status: prohibited. This is based on EU Regulation 1223/2009 and its amendments.

What does HC Brown No. 3 do in cosmetics?

HC Brown No. 3 functions as: Hair dyeing (direct dye). It is classified as a cosmetic ingredient in our database. CAS number: Not verified — no standard CosIng or CIR entry confirmed.

What is the Margin of Safety for HC Brown No. 3?

not established 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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