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

TETRAZOLIUM BLUE

Synonyms:	Tetrazolium blue chloride; Dimethoxyneotetrazolium chloride; 3,3-(3,3-Dimethoxy-4,4-biphenylene)bis(2,5-diphenyl-2,5-diphenyl-2H-tetrazolium chloride; 3,3-Dianisole-4,4-bis(3,5-diphenyltetrazolium chloride)

CAS No:				1871-22-3

Formula:				C40H32Cl2N8O2

F.W.:					727.66

Appearance:				Yellow microcrystalline powder

Assay (HPLC):			90.0 % minimum

Melting Point:			~255 deg. C

Sulfated Ash:			0.2% maximum

Solubility:				Clear yellow to yellow-green solution.
(50mg/ml, in methanol)

Effective: 12/16/08