Products > Zinc Sulphate Monohydrate
Molecular Formula: ZnSO4 .H2 O
Testing Items
Percentage
National Standard
Internal Standard
Appearance
White powder
White powder
Zinc Sulphate content
%
>= 94.7
>=96.09
Zn
%
>= 34.5
>=35.0
Pb
%
<= 0.001
<= 0.001
As
%
<=0.0005
<= 0.0005
Cd
%
<= 0.001
<= 0.0008
Fineness 60~80 mesh
%
>=95
>=95
The product is creamy white spherical particle, and the particle size with 1-2mm and 2-4mm are available. The particle compression resistance is 2kg. It is made by kneading & granulating zinc sulphate powder. It is easy to absorb moisture, and is soluble in water but not in acetone.
Molecular Formula: ZnSO4 .7H2 O
Items
Index
II
High-class standard
First-class standard
Qualified standard
Specifications
Zn, %
22.51
22.06
20.92
ZnSO4 .7H2 O, %> =
99.0
97.0
92.0
Insoluble percentage ,, %< =
0.02
0.05
0.10
PH >=
3.0
3.0
-
Pb, %< =
0.001
0.010
0.010
Fe, %< =
0.003
0.020
0.060
Mn, % < =
0.005
0.1
-
Cd, % < =
0.001
0.010
-
CAS# : 5970-47-8
Molecular Formula: ZnCO3·2Zn (OH) 2 ·H2O
Testing Items
Index(FOR INDUSTRY UES ONLY)
High-class standard
First-class standard
Qualified standard
Appearance
White powder
Content
57.5
57.0
56.5
ignition loss %
25-28
25-30
25-32
heavy metals=%
0.04
0.05
0.05
Moisture =%
2.5
3.5
5.0
Sulphate =%
0.6
0.8
-
Fineness( Residue on 75µm Sieve)=%
95.0
94.0
93.0
Cd, =%
0.02
0.05
-
CAS# : 5970-47-8
Molecular Formula: ZnO
Items
Index
1st Grade
2nd Grade
ZnO %
95-98
95-98
Moisture %
0.8
0.8
Water Insolubles %
0.7
1.0
Ignition Loss %
1-4
1-4
HCl Insolubles %
0.04
0.04
Pb % =
0.003
0.005
Mn % =
0.0008
0.0008
Cu % =
0.0008
0.0008
Cd % =
0.004
0.004
Residue on 45µm Sieve % =
0.1
0.1
Specific Area ? /g =
45
35
Bulk Density g/ml =
0.35
0.4
CAS# : 1314-13-2
Please select
Zinc sulphate mono
Zinc sulphate hept
Zinc sulphate granule
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