|
Item (indirect)
|
Index
|
|
Nks001
|
Nks002
|
|
Zinc Oxide(min%)
|
99.7
|
99.5
|
|
Metallic Metals(as ZnO max%)
|
None
|
None
|
|
Lead Oxide(max% )
|
0.037
|
0.05
|
|
Manganese Dioxide(max %)
|
0.0001
|
0.0001
|
|
Copper Oxide(max%)
|
0.0002
|
0.0004
|
|
Loss on Ignition (max %)
|
0.2
|
0.2
|
|
Volatilization at 105 Degree Celsium(max%)
|
0.3
|
0.4
|
|
Insolubles in HCl solution(max%)
|
0.003
|
0.008
|
|
Solubility in water( max% )
|
0.10
|
0.10
|
Technical Specification: GB/T3494-1996
|
Index Item (direct)
|
Rubber-1
|
Rubber-2
|
Paint-1
|
Paint-2
|
Paint-3
|
|
Zinc Oxide(min %)
|
99.5
|
99.0
|
99.5
|
99.0
|
98.0
|
|
Lead Oxide(max %)
|
0.12
|
0.20
|
-
|
-
|
-
|
|
Cadmium Oxide(max %) CdO
|
0.02
|
0.05
|
-
|
-
|
-
|
|
Copper Oxide(max %)
|
0.006
|
0.007
|
-
|
-
|
-
|
|
Manganese Dioxide (max %) MnO2
|
0.0002
|
0.0003
|
-
|
-
|
-
|
|
Metallic Metals(as Zn max%)
|
None
|
None
|
None
|
-
|
-
|
|
Insolubles in HCl Solution (max %)
|
0.03
|
0.04
|
-
|
-
|
-
|
|
Losses on Ignition (max %)
|
0.4
|
0.6
|
0.4
|
0.6
|
-
|
|
Solubility in Water (max %)
|
0.4
|
0.6
|
0.4
|
0.6
|
0.8
|
|
Residues 320µm Wet Screen (max %)
|
0.28
|
0.32
|
0.28
|
0.32
|
0.35
|
|
Moisture (max %)
|
0.4
|
0.4
|
0.4
|
0.4
|
0.4
|
|
Hiding power(max g/m)
|
-
|
-
|
150
|
150
|
150
|
|
Oil Absorption (max %)
|
-
|
-
|
18
|
20
|
20
|
|
Colour Killing (min%)
|
-
|
-
|
100
|
95
|
95
|
Technical Specifications : HG/T2572-94
|
Item (Active)
|
Index
|
|
I-class
|
II-class
|
|
Zinc Oxide (min%)
|
95-98
|
95-98
|
|
Moisture (max%)
|
0.7
|
0.7
|
|
Loss on Lgnition (max%)
|
1-4
|
1-4
|
|
Insolubles in HCI Solution (max%)
|
0.02
|
0.05
|
|
Lead Oxide (max%)
|
0.01
|
0.05
|
|
Manganese Dioxide (max%)
|
0.001
|
0.003
|
|
Copper Oxide (max%)
|
0.001
|
0.003
|
|
Fineness(45µm Screening Residues max%)
|
0.1
|
0.4
|
|
Specific Surface( min m2/g )
|
45
|
35
|
|
Bulk Density (min g/ml )
|
0.35
|
0.40
|
Molecular formular: ZnO
M
olecular weight: 81.39
Properties : White hexagonal crystals or powder, Solube in acids, caustic soda and ammon, insoluble in water and ethanol
Properties : White hexagonal crystals or powder, Solube in acids, caustic soda and ammon, insoluble in water and ethanol
