Zinc Sulphate Heptahydrate AR

FINISHED PRODUCT SPECIFICATION

QCD.F.067

Name of Product : Zinc Sulphate Heptahydrate

Chemical Formula : ZnSO4.7H2O Effective Date : 08/12/2016

Molecular Weight : 287.56 g/mol Retest Date : After 3 Year

CAS No. : 7446-20-0 Master Copy : Quality Control

Specification : AR

Production Code : FP055002

HSN Code : 28332990

Department : Quality Control Page No. : 01 of 01

NO. TEST SPECIFICATION

1. Description White Crystalline Powder

2. Solubility in Water Soluble in Water

3. Water Insoluble Matter Max.0.01%

4. pH of 5% solution 4.4  6.0

5. Chloride as Cl Max.0.0005%

6. Iron as Fe Max.0.0005%

7. Cadmium as Cd Max. 0.0005%

8. Copper as cu Max. 0.0005%

9. Manganese as Mn Max.0.0003%

10. Arsenic as As Max.0.0001%

11. Magnesium as Mg Max.0.005%

12. Nitrate as NO3 Max.0.002%

13. Lead as Pb Max.0.001%

14. Calcium as Ca Max.0.001%

15. Total Nitrogen as N Max.0.001%

16. Ammonia as NH4 Max.0.001%

17. Sodium as Na Max.0.05%

18. Potassium as K Max.0.01%

19. Assay NLT 99.5%

Storage : Store in a cool, dry, well-ventilated area. Keep containers tightly closed.

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