Weakly acidic brown BR

sodium 3-[[4-(benzoylethylamino)-2-methylphenyl]azo]-4-hydroxynaphthalene-1-sulphonate hydrogen [4-[[4-(diethylamino)phenyl][4-[ethyl[(3-sulphonatobenzyl)amino]-o-tolyl]methylene]-3-methylcyclohexa-2,5-dien-1-ylidene](ethyl)(3-sulphonatobenzyl)ammonium, sodium salt Acid Red 374 Tracid Brilliant Red 10b Acid black MR

4-Amino-5-hydroxy-3-[(4-nitrophenyl)azo]-6-(phenylazo)-2,7-naphthalenedisulfonic acid disodium salt mixt. with 4-[(2-hydroxy-1-naphthalenyl)azo]benzenesulfonic acid monosodium salt Acid Black 26 Acid Orange RN Acid red PA Acid brown BR

Acid Ruby N-5BL Acid red blue 2R Acid red F-GS Acid red SG Acid Yellow 4GN

Acid Red sauce complex N-EL Acid red A2B Acid complex black N-WA