ITEMS	STANDARD
EXECUTIVED STANDARD	GT-3185-98
Items	99%	99.50%	99.70%
Content (ZnO) %≥	99	99.5	99.7
MnO%≤	0.0001	0.0005	0.0004
PbO%≤	0.15	0.05	0.037
CuO%≤	0.001	0.0005	0.0004
Heat Loss%≤	0.3	0.3	0.3
HCl Insoluble Matter%≤	0.01	0.01	0.01
Water Soluble Matter%≤	0.1	0.1	0.1
45um Sieve Residue%≤	0.15	0.15	0.15