Solid black K salt / solid black K / solid black K zinc chloride salt / fast black K salt
Item No.： SR0083
Store at： RT
English name：Fast Black K Salt；Fast Black K Salt hemi(zinc chloride) salt；Azoic Diazo No. 38；2,5-Dimethoxy-4-(4-nitrophenylazo)benzenediazonium chloride zinc double salt；4-Amino-2,5-dimethoxy-4′-nitroazobenzene diazotated zinc double salt
Other names: solid black K; Solid black K zinc semichloride salt; 2,5-dimethoxy-4 - [(4-nitrophenyl) azo] phenyldiazo (T-4) - tetrachlorozincate; Suntan K salt; 4-amino-2,5-dimethoxy-4-nitroazobenzene diazonium salt
CAS No.: 64071-86-9
C14H12N5O4 ? 1/2ZnCl4=417.88
Grade: practical grade
Dye content：～30%
Solubility：Dark red or red brown solution at 10mg/ml of water
Carbon：10.0～14.1%
Nitrogen：4.1～5.9%
Physicochemical properties: jujube red or brown powder, easily soluble in water, melting point 150 ℃ (decomposition). λ max 457 nm
Purpose: biochemical research. Stain
Saving: RT
