Zinc Oxide (French )
-
Post Date:
Mar 18,2013
-
Expiry Date:
Sep 14,2013
-
Detailed Description:
1、Properties:
White or light yellow powder, density 5.606 ° , 1975, melting point is a kind of both sexes oxide, soluble in acid and alkali, insoluble in water or ethanol. Yellow, cold high recovery after white.
2. Application:
Be used for rubber, dope cable, porcelain enamel, oil, pottery and porcelain, glass ,metal surface treatment and other chemical industry.
Indirect-method zinc oxide
Index Environment Grade Industry
Grade-I Industry
Grade-II
ZnO , %≥ 99.8% 99.7% 99.5%
PbO , %≤ 0.0015 0.036 0.065
CuO , %≤ 0.0001 0.0002 0.0004
Cd,%≤ 0.0001 0.0005 0.001
Mn , %≤ 0.0001 0.0001 0.0001
Zn , %≤ None None None
Insolubles in Hcl solution% ≤ 0.004 0.004 0.006
Loss on ignition% ≤ 0.008 0.10 0.15
Water soluble matter%≤ 0.06 0.08 0.10
Screen residues(through 325 mesh plus)% ≤ 0.01 0.05 0.15
105 Centigrade volatile%≤ 0.2 0.2 0.35
Inquiry