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Certificate of Analysis of ZINC CARBONATE BASIC


Product Name: ZINC CARBONATE BASIC
molecular formula:
Weight:
Art NO:
Batch No: AL4227 - ZINC
Manufacturing Date:Aug 2011
Expiry Date: Aug 2016

AL4227

 

Mol. Formula     :- [ZnCO3]2 [Zn(OH)2]3

Mol. Weight       :- 548.96

 

Sr

no.

 

Tests

 

Specifications

 

Results

1

Description

White powder

White powder

2

Assay (as Zn)

Min 47.0%

47.07%

3

Chloride (Cl)

<0.05%

0.03%

4

Sulphate (SO4)

<0.5%

0.23%

5

Arsenic (As)

<0.0005%

<0.0005%

6

Lead (Pb)

<0.002%

<0.002%

7

Calcium (Ca)

<0.5%

<0.5%

8

Iron (Fe)

<0.02%

0.01%

9

Residue on ignition

70 - 74%

73.35%