SPECIFICATIONS

MERCURIC OXIDE RED ACS

Synonyms:					Mercury (II) Oxide

CAS No:					21908-53-2

Chemical Formula:				HgO

Formula Weight:				216.59

Description:					Red-orange amorphous powder

Solubility:					Insoluble in water, soluble in
						Nitric and Hydrochloric acid

Assay	(HgO)					> 99 % 

Insol. in dilute hydrochloric acid:	0.03% maximum

Residue after reduction:			0.025 % maximum

Chloride (Cl)				0.025 % maximum

Sulfate (SO4)					0.015 % maximum

Nitrogen compounds (as N)		0.005 % maximum

Iron (Fe)					0.005 % maximum

Effective: 01/0709