赤藓红B钠盐/568-63-8

外观Appearance                          红色至棕色粉末
红外光谱鉴别Infrared spectrometry       Conforms
染料含量Dye content,                    ≥85% 
水溶解试验solubility in water           合格，c = 1mg/ml (0.1%),
λ 524 - 528 nm 
Extinction Coefficient                 ≥82500 
λ 308 - 312 nm 
Extinction Coefficient                 ≥13000 
λ 259 - 263 nm 
Extinction Coefficient                 ≥32000