HC Orange No. 1
1-(2-hydroxyethylamino)-4-nitrobenzene
Nitroaniline-based direct dye; contact sensitizer potential. EU limits use to 1% in non-oxidative hair dye. Skin contact should be minimized and gloves worn during application.
Function & Common Use
Direct Hair Dye
Hair Dyes
Semi-permanent hair color, fashion hair color
Synthetic
Concentration Limits
Not explicitly specified; permitted under BIS IS 4707
1% 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 eyelash application; label warning required
Baby restriction: Yes
Pregnancy: No
IFRA: No
Frequently Asked Questions
Is HC Orange No. 1 safe to use in skincare?
HC Orange No. 1 has a Medium concern rating. Nitroaniline-based direct dye; contact sensitizer potential. EU limits use to 1% in non-oxidative hair dye. Skin contact should be minimized and gloves worn during application.
Is HC Orange No. 1 allowed in India?
HC Orange No. 1 is currently classified as "Permitted" under Indian cosmetics regulations. The maximum permitted concentration is Not explicitly specified; permitted under BIS IS 4707.
What is HC Orange No. 1 used for in cosmetics?
HC Orange No. 1 functions as: Direct Hair Dye. It is commonly found in: Semi-permanent hair color, fashion hair color.
Can HC Orange No. 1 cause an allergic reaction?
Yes. HC Orange No. 1 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 Orange No. 1 safe for babies?
HC Orange No. 1 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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