Solid black K salt / solid black K / solid black K zinc chloride salt / fast black K salt

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