Tianjin Xinxin Biotechnology Research and Development Center

Sell Zinc Sulfate98%,99%
1.Properties:
Product Name: Zinc Sulfate 20.92%-35.7%
CAS No.: 7733-02-0
EINECS No.: 231-793-3
HS. Code:2833293000
Molecular Form: ZnSO4
Molecular Weight: 161.4727
Appearance:White powder or granular.
2.Applications:
Mainly used as raw material for the production of lithopone and zinc salts. 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 fertilizer, 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:
Net weight 25kgs, 50kgs per each plastic woven bag, or 1000kgs to 1350kgs per each package or according to client request.
5.Quality Control:
Rigid quality control on inputs, process and outputs lead to high purity and consistent quality that permit standardization of its use in industry.
6.Storage
Store in cool and ventilated place ,keep away from fire, heat and sunshine, sealed package. Stay away from oxide