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Certificate of Analysis of ACETONITRILE FOR HPLC GRADIANT GRADE


Product Name: ACETONITRILE FOR HPLC GRADIANT GRADE methyl cyanide
molecular formula:
Weight:
Art NO:
Batch No: AL0042 - ACET
Manufacturing Date:Aug 2011
Expiry Date: Aug 2016

AL0042

 

  Mol. Formula     :- CH3CN

  Mol. Weight      :- 41.05

Sr

no.

 

Tests

 

Specifications

 

Results

1

Description

Clear, colourless liquid

Clear, colourless liquid

2

Identity (IR)

Passes test

Passes test

3

Assay (GC)

Min. 99.9%

99.99%

4

Density (d20/4)

0.782 0.783

0.7823

5

Acidity

<0.0002meq/g

<0.0002meq/g

6

Alkalinity

<0.0002meq/g

NIL

7

Water

<0.03%

0.01%

8

Non volatile substances

<0.0005%

0.0003%

9

UV Transmittance at 195 nm

NLT 75%

84.65%

10

UV Transmittance at 200nm

NLT 95%

96.67%

11

UV Transmittance at 210nm

NLT 96%

97.63%

12

UV Transmittance at 220nm

NLT 97%

99.06%

13

UV Transmittance at 230nm

NLT 98%

99.84%

14

UV Transmittance at 240nm

NLT 99%

99.83%

15

Gradient elution test at 210 nm

NMT 10 mAU

4 mAU

16

Gradient elution test at 254 nm

NMT 5 mAU

1.6 mAU

 

17

 

Dilution test (1:1, 1:2 water)

The solution is clear and colourless

The solution is clear and colourless