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

GIEMSA STAIN CERTIFIED

Synonyms:				None known

CAS No.:				51811-82-6

Description:				Dark green to black powder

Solubility 0.1% (MeOH):		Dark blue, dark purple or maroon solution

Melting Point:			300 °C

Absorptivity 1% /1cm
At Lambda max. 524.0 nm:		>600
At Lambda max. 651.0 nm::	>950

Loss on drying
At 110 Deg. C/1hour:		10.0% maximum

Staining Tests			To pass Biological Stain Commission’s
Tests

Effective Date: 01/14/09