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

PARAROSANILINE HYDROCHLORIDE
CERTIFIED (C. I. 42500)

Synonyms:				Basic Red 9; Magenta O;
Parafuchsin HCl; Paramagenta HCl

CAS No:				569-61-9

Formula:				C19H17N3*HCl

F.W.:					323.82

Appearance:				Green crystalline powder

Assay:					88 % maximum

Melting Point:			268 - 270 deg. C

Solubility:				Clear, dark red solution
 1 mg/ml, EtOH

Lambda max.:			544nm in 50% ethanol

Effective: 01/05/09