|
Item
|
Technical Data
|
Technical Data
|
|
Appearance
|
Powder
|
Powder
|
|
Purity(zinc oxide) ≥
|
99.7%
|
99.5%
|
|
Oil absorption
|
-
|
-
|
|
Lead Oxide(as Pb)
|
≦0.037%
|
≦0.05%
|
|
Manganese Oxide(as Mn)
|
≦0.0001%
|
≦0.0001%
|
|
Copper Oxide(as Cu)
|
≦0.0002%
|
≦0.0004%
|
|
Hydrochloric acid insoluble substances
|
≦0.006%
|
≦0.008%
|
|
Water Soluble matter
|
≦0.1%
|
≦0.1%
|
|
(320mesh)
Screen residue
|
0.1
|
0.15
|