CALCIUM CARBONATE EXTRA PURE 98%   471-34-1 Laboratory Chemicals Exporters, Lab Chemical Suppliers, Chemical Search, Manufacturers in Mumbai, India.
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Certificate of Analysis of CALCIUM CARBONATE EXTRA PURE 98%


Product Name: CALCIUM CARBONATE EXTRA PURE 98%
molecular formula:
Weight:
Art NO:
Batch No: AL1011 - CALC
Manufacturing Date:Aug 2011
Expiry Date: Aug 2016

AL1011

  Mol. Formula     :- CaCO3

Mol. Weight      :- 100.09

 

Sr

no.

 

Tests

 

Specifications

 

Results

1

Description

White powder

White powder

2

Assay

98.0%

98.18%

 

3

Substance insoluble in acetic acid

 

<0.2%

 

0.1%

4

Substance insoluble in HCl

<0.2%

0.15%

5

Chloride (Cl)

<0.025%

0.01%

6

Sulphate (SO4)

<0.25%

0.2%

7

Heavy metals (as Pb)

<0.002%

<0.002%

8

Lead (Pb)

<0.001%

<0.001%

9

Copper (Cu)

<0.001%

<0.001%

10

Zinc (Zn)

<0.001%

<0.001%

11

Iron (Fe)

<0.02%

0.015%

12

Barium (Ba)

Passes test

Passes test

13

Arsenic (As)

<0.0003%

<0.0003%

14

Magnesium alkali metals

<1.0%

0.50%

 

15

Loss on drying at 200C

(for 4 hours)

 

<2%

 

1.0%