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

IODOFORM  USP/ BP/ DAB

Synonyms:				Triiodomethane; Methane, triiodo
CAS No.:				75-47-8
Chemical Formula:			CHI3
Formula Weight:			393.85

Description:				A lemon-yellow to dark yellow crystalline powder with characteristic penetrating odor.

Particle Size:				100% passes through 100 Mesh

Identification 1,2,3:			To pass tests

Melting Point:			Melts to a brown liquid at about 115° C and decompose at a higher temperature, emitting 
                                                           vapour of Iodine.

Assay:					99.0% - 100.5%

Loss on drying:			0.5% maximum

Residue on Ignition:		0.1% maximum

Chloride (Cl):			0.011% maximum

Iodide:				To pass test

Sulfate (SO4):			0.017% maximum

Solubility:				Insoluble in water; slightly soluble in 96% ethanol; freely soluble in acetone and ether.
Appearance of Solution:		Solutions in ether/acetone are not more than slightly turbid and free from extraneous matter.
Coloring matter, acids 		To Pass Tests
and alkalies

Effective Date: 01/12/18