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