CAS 64071-86-9 appears in our catalog under these names: Bis(2,5-Dimethoxy-4-(p-nitrophenylazo)benzenediazonium) Chlorozincate, Fast Black K Salt, 2,5-Dimethoxy-4-((4-nitrophenyl)azo)benzenediazonium chloride hemi(zinc chloride) salt, Fast Black K Salt, >93.0%(HPLC), Fast Black K salt hemi zinc chloride, 45. Offered by: TRC, GLPBio, Biosynth, TCI, Chemat. Available pack sizes: 10g, 1g, 5g, 0,25kg, 0,5kg, 25g, 1kg, 2kg.