HC Blue No. 13

INCI: HC BLUE NO. 13

CAS Number
68478-64-8
Function
Hair dyeing (direct/semi-permanent)
Safety Rating
MODERATE

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status prohibited
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes Permitted under coal tar hair dye exemption (21 CFR 740.17)

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

Safety Data

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

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Nitroaromatic dye; mandatory allergic reaction warning; 48h patch test required; not for eyelash/eyebrow use

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Concern Level: Moderate

Frequently Asked Questions

Is HC Blue No. 13 safe in cosmetics?

Nitroaromatic dye; mandatory allergic reaction warning; 48h patch test required; not for eyelash/eyebrow use The EU classifies HC Blue No. 13 as "prohibited". Safety rating: MODERATE.

Is HC Blue No. 13 allowed in the EU?

HC Blue No. 13 EU regulatory status: prohibited. This is based on EU Regulation 1223/2009 and its amendments.

What does HC Blue No. 13 do in cosmetics?

HC Blue No. 13 functions as: Hair dyeing (direct/semi-permanent). It is classified as a cosmetic ingredient in our database. CAS number: 68478-64-8.

What is the Margin of Safety for HC Blue No. 13?

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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