Brilliant Green, Certified 

Brilliant green is a triarylmethane dye that is primarily used as a histological stain. The compound is also used to dye silk and wool.

Specifications:

Synonyms:                                                                             Basic Green 1; C.I. 42040

CAS No:                                                                                  633-03-4

Chemical Formula:                                                               C27H34N2O4S

Formula Weight:                                                                   482.65

Appearance:                                                                          Green to green-yellow crystalline powder

Dye content: (TiCl3 titration)                                               95% minimum

Loss on drying:                                                                      5% maximum

Lambda max:                                                                         625 (428) nm in 50% ethanol

Absorption Ratio: (A Lambda max -15nm +15nm)          Between 0.94 and 1.25