4-Amino-6-[(4-aminophenyl)azo]-3-[[4-[[5-[(4-aminophenyl)azo]-2,4-diaminophenyl]azo][1,1-biphenyl]-4-yl]azo]-5-hydroxynaphthalene-2,7-disulfonic acid disodium salt is a chemical compound registered under CAS number 6473-08-1, with the molecular formula C40H31N13Na2O7S2 and a molecular weight of about 915.86 g/mol. It is also known as C.I.35075; C.I.Direct Black 34; Chrome Leather Black A. NewsChem supplies 4-Amino-6-[(4-aminophenyl)azo]-3-[[4-[[5-[(4-aminophenyl)azo]-2,4-diaminophenyl]azo][1,1-biphenyl]-4-yl]azo]-5-hydroxynaphthalene-2,7-disulfonic acid disodium salt for laboratory research and bulk production; product code 861850. Send an inquiry for purity, packaging, price and lead time.