现货|DAB 3,3,二氨基联苯胺

产品编号 32750 
CAS号 868272-85-9
3,3-二氨基联苯胺 四盐酸盐 水合物
3,3′-Diaminobenzidine tetrahydrochloride hydrate
for spectrophotometric det. of Se, ≥98.0%
经验分子式（希尔表示法） C12H14N4 · 4HCl · xH2O 
分子量 360.11
Other Notes
分光光度法测定硒的试剂1；过氧化物酶染液。在聚丙烯酰胺凝胶上区分两种分枝杆菌过氧化氢酶2；在聚丙烯酰胺凝胶上通过双染对血红素蛋白进行特异性指示3
assay    ≥96.0% (AT)
   ≥98.0%
quality    for spectrophotometric det. of Se
Product Name 3,3-二氨基联苯胺 四盐酸盐 水合物,
APPEARANCE (COLOR) Off White to Faint Red and Faint Brown to Light Brown and Faint Grey to Light Grey
APPEARANCE (FORM) Powder
ARGENTOMETR. TITRATION 98.0 - 102.0 % (DRIED BASIS)
SOLUBILITY (COLOR) Faint Purple to Very Dark Purple and Faint Red to Very Dark Red and Faint Brown to Very Dark Brown and Fait Yellow to Very Dark Yellow
SOLUBILITY (TURBIDITY) CLEAR TO VERY FAINTLY TURBID (< 12.5 NTU)
SOLUBILITY (METHOD) 0.5G IN 10ML WATER
WATER --
INFRARED SPECTRUM CONFORMS TO STRUCTURE