zinc sulphate heptahydrate 22%

Update time：2022-02-04 20:35:29

Price:$ 400 - $ 460 / Metric Ton

Min Order:10 Metric Ton / Metric Tons Metric Ton

Basic Info

A:We are the largest manufacturer of zinc sulphate

B:Two factories with ISO9001 & FAMI-QS stable yearly output 60,00

CERTIFICATE OF ANALYSIS

Product Name	zinc Sulphate HeptaHydrate	Packing	25kg/woven bag
Formular	ZnSO₄.7H₂0	Quantity	100MT
CAS No.	7446-19-7	Batch No.	2013JXBX-035
Date of report	Mar 21,2013	Specification	HG/ T2326-2005
Manufacturing Date	Mar 20,2013	Expiry date	Mar 20, 2015
Item	Test standard	Test result
Appearance	White crystal,soluble in water, soluble in alcohol, insoluble in acetone.	Complies
Zn,%	21 Min	21.6
ZnSo4.7H2O,%	97Min	98
PH value	3	3
Pb,%	0.001Max	0.0005
Fe,%	0.003Max	0.001
Mn,%	0.005 Max	0.004
Cd,%	0.001Max	0.0007
Cr,%	0.001Max	0.0001
As,%	0.0005Max	None
Ni,%	None	None
Insoluble percentage %	0.05Max	0.02
		Complies
Storage	Store in a cool, dry place. Store in a tightly closed container.
Conclusion:comply to HG/ T2326-2005