SPECIFICATIONS

CALCONCARBOXYLIC ACID

Synonyms:				None known

CAS No:				3737-95-9

Chemical Formula:			C21H14N2O7S

Formula Weight:			438.41

Appearance:				Black to Bluish Black to Dark Violet Powder

Identification (IR):			To conform to standard

Loss on Drying:			<10%

Absorbance maximum:		568-573nm 
(acidic Ethanol)

Absorptivity:			>250
(A1% 1cm in acidic Ethanol)

Solubility 0.1% (50% Ethanol):	Clear Solution

Suitability as indicator		To pass test 
for metal titration 

Effective: 04/27/14