HC Blue No. 2
2-[(4-amino-2-nitrophenyl)amino]ethanol; 2-((4-amino-2-nitrophenyl)amino)ethanol
Nitrophenylenediamine class direct dye; sensitization potential; SCCP opinion supports use at 2.8% in non-oxidative dyes. Avoid contact with eyes.
Function & Common Use
Direct Hair Dye
Hair Dyes
Semi-permanent hair color, fashion hair color
Synthetic
Concentration Limits
Not explicitly specified; use permitted under BIS IS 4707
2.8% in non-oxidative (direct) hair dye products
No federal limit specified
Restricted; MFDS safety standards apply
Format restriction: Non-oxidative (direct) hair dye use only; not for use on eyelashes; label warning required
Baby restriction: Yes
Pregnancy: No
IFRA: No
Frequently Asked Questions
Is HC Blue No. 2 safe to use in skincare?
HC Blue No. 2 has a Medium concern rating. Nitrophenylenediamine class direct dye; sensitization potential; SCCP opinion supports use at 2.8% in non-oxidative dyes. Avoid contact with eyes.
Is HC Blue No. 2 allowed in India?
HC Blue No. 2 is currently classified as "Permitted" under Indian cosmetics regulations. The maximum permitted concentration is Not explicitly specified; use permitted under BIS IS 4707.
What is HC Blue No. 2 used for in cosmetics?
HC Blue No. 2 functions as: Direct Hair Dye. It is commonly found in: Semi-permanent hair color, fashion hair color.
Can HC Blue No. 2 cause an allergic reaction?
Yes. HC Blue No. 2 has an allergen flag (Yes). If you have sensitive skin or known fragrance/contact allergies, patch-test products containing this ingredient before full use.
Is HC Blue No. 2 safe for babies?
HC Blue No. 2 has baby/child restrictions: Yes. Avoid using products containing this ingredient on infants unless specifically formulated and labelled for baby use.
Regulatory Status
EU Annex: Annex III (restricted)
Identifiers
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