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Moumoujus

CI 15880.

Optional CAS 6417-83-0 / COLORANT

CI 15880, also known as Red 34 or D&C Red No. 36, is a synthetic azo dye primarily used as a cosmetic colorant. It imparts vibrant red or pink hues to formulations, enhancing the visual appeal of products.

Summary

cosmetic colorant

Science

Mechanism of Action

As an azo dye, CI 15880 functions by absorbing or reflecting physical light. This mechanism enables it to provide a desired red or pink coloration in cosmetic products.

Research

Clinical Evidence

Low confidence
Effective range N/A
Optimal

N/A

Transparency

Dusting Analysis

Not commonly dusted

The Formula

Formulation

Solubility
Both
Optimal pH N/A
0 7 14

Stability

Explicitly insoluble in water, CI 15880 functions as a stable lake pigment resistant to fading. It can be incorporated into both water-based and oil-based formulations.

Safety

Safety Profile

CIR Status
Deferred evaluation
Sensitization risk Moderate

The FDA requires batch certification for external cosmetic use, prohibiting application around eyes and lips. While generally safe at low concentrations, it carries a moderate potential for skin irritation, necessitating patch testing.

Your Skin

Skin Compatibility

No Normal
No Dry
No Oily
No Sensitive
Irritancy Moderate
Comedogenicity Unknown

Our Assessment

Verdict

Optional

CI 15880 is an optional cosmetic colorant providing vibrant red/pink shades, but its moderate irritation potential requires careful formulation and restricted application areas.

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