SPECIFICATIONS

LEAD CARBONATE ACS

Synonyms:					Basic white lead; Lead subcarbonate; 
						Pigment white;
						Bis[carbonato(2-)] dihydroxytrilead

CAS No:					598-63-0

Chemical Formula:				PbCO3

Formula Weight:				267.20

Description:					White to off-white powder

Assay:						98.0% minimum

Insoluble in dilute acetic acid:		0.02 % maximum

Chloride (Cl):				0.002 % maximum

Nitrate and nitrite (as NO3):		To Pass test

Cadmium (Cd):				0.002 % maximum

Calcium (Ca)	:				0.01 % maximum

Iron (Fe):					0.005 % maximum

Potassium (K):				0.02 % maximum

Sodium (Na):				0.05 % maximum

Zinc (Zn):					0.003 % maximum

Effective: 01/12/09