S P E C I F I C A T I O N S

SAFRANINE O CERTIFIED

Synonyms:					Basic Red 2; C.I. 50240;
3,7-diamino-2,8-dimethyl-5-
phenylphenazinium chloride

CAS No:					477-73-6

Formula:					C20H19ClN4

F.W.:						350.85

Appearance:					Dark-Green crystalline Powder

Lambda max:				530 nm in 50 % Ethanol

Dye content:					95% minimum

Solubility:					Opaque red solution
 1 mg/ml, H2O

Loss on drying:				5% maximum

Effective: 12/22/08