曙红Y,醇溶

Eosin Y ,alcohol solution

CAS号:   15086-94-9

分子式:   C20H8Br4O5

分子量:   647.89

别名:      伊红Y（醇溶）,四溴荧光素,醇溶伊红，酸性红87，溶剂红43

性状

Colour Index Number 45380:2

质量标准

品级Grade                               生物染色剂  
                                        (BS)  
生物染色试验                            合格




项目                                  高纯级，≥95%    
                                      (high purity grade)
外观Appearance                          Pink Powder
红外光谱Infrared spectrometry           Conforms to Structure
纯度Purity(HPLC)                        ≥95.0%  
Lambda max.                             515.0 to 519.0 nm(0.1mol/L NaOH)
Absorbance(E1%1cm)                      min. 1,000(0.1mol/L NaOH, 515.0 to 519.0 nm)
Drying loss                             max. 5.0 %