Product Main

Specifications

We are Tianjin Xinxin Chemical Factory, the largest manufacturer of zinc sulphate in China,and our product export to many countries and enjoy a high reputation for it's quality in the market.
1.Properties:
Product Name: Zinc Sulphate 20.92%-35.7%
CAS No.: 7446-20-0
EINECS No.: 231-793-3
HS.Code:2833293000
Molecular Form: ZnSO4.7H2O
Molecular Weight:287.56
Appearance:White powder or granular.
 
2.Applications:
 Mainly used as raw material for the production of lithophone and zincsalts. It is also used in synthetic fiber industry, zinc plating , pesticides, flotation, fungicide and water purification. In agriculture, it is mainly used in feed additive and trace element fertilize, etc
3.Specifications:
 
Items
Specification
I Type (Zinc Sulfate Monohydrate)
II Type(Zinc Sulfate Heptahydrate)
High-Class
First-Class
Qualifier
High-Class
First-Class
Qualifier
( calculate Zn ) Main content
( calculate ZnSO4·H2O ) ≥%
35.7
35.34
34.61
22.51
22.06
20.92
(calculate ZnSO4·7H2O ) ≥%
98.0
97.0
95.0
99.0
97.0
92.0
Insoluble matter content ≤%
0.020
0.050
0.10
0.020
0.050
0.10
PH value ( 50g /L ) ≥%
4.0
4.0
——
3.0
3.0
——
Chloride ( Cl ) content ≤%
0.20
0.60
——
0.20
0.60
——
( Pb ) content ≤%
0.002
0.007
0.010
0.002
0.010
0.010
( Fe ) content ≤%
0.008
0.020
0.060
0.005
0.020
0.060
( Mn ) content ≤%
0.01
0.03
0.05
0.01
0.10
——
( Cd ) content ≤%
0.002
0.007
0.010
0.002
0.010
——
( Cu ) content ≤%
0.001
——
——
0.002
——
——
 
4.Outer Packing:
Zinc Sulphate  will be packed in 25kgs, 50kgs plastic woven bag within PP liner, or 1000kgs to 1250kgs jumbo bags within PP liner or according to client request.
25MT without pallet ,24MT with pallet will be loaded in 1*20’fcl container.
 
5.Storage:
Zinc Sulphate should be store in cool and ventilated place ,keep away from fire, heat and sunshine, sealed package. Stay away from oxide