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Basic Orange 31 is a synthetic dye used primarily in hair coloring products to impart an orange shade. It is a direct dye that deposits color onto the hair shaft.
May aggravate
Safety summary
Generally considered safe for use in hair dyes, but like all hair dyes, it can cause skin irritation or allergic reactions in some individuals. A patch test before use is highly recommended.
CAS Number
97404-02-9
For informational purposes only. This is not medical advice. Always patch test new products and consult a dermatologist for skin concerns.