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

2,2-Dipyridyl ACS

Synonyms:					Alpha, alpha’-Dipyridyl; 2,2'-Bipyridine

CAS No.:						366-18-7

Chemical Formula:					C10H8N2

Formula Weight:					156.19		

Description:						White to off-white crystalline powder

Melting Point:					68.0 – 71.0 Deg. C

Boiling Point:					271.0-273.0 Deg. C

Assay:							98.0% minimum

Loss on drying:					< 0.5% 

Sensitivity to ferrous iron:			To pass test

Clarity and absorbance of solution:		To pass test

Aqueous solubility:				Soluble in about 200 parts water

Heavy metals (as Pb):				0.005% maximum

Effective: 01/26/09