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BS ISO 127:2018

BS ISO 127:2018

$102.76

Rubber, natural latex concentrate. Determination of KOH number

Published By Publication Date Number of Pages
BSI 2018 18
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This document specifies a method for the determination of the KOH number of natural rubber latex concentrate which is preserved wholly or in part with ammonia.

The method is applicable to latices containing boric acid.

The method is not applicable to latices preserved with potassium hydroxide. It is not necessarily suitable for latices from natural sources other than Hevea brasiliensis, or for latices of synthetic rubber, compounded latex, vulcanized latex or artificial dispersions of rubber.

PDF Catalog

PDF Pages PDF Title
2 National foreword
6 Foreword
7 1 Scope
2 Normative references
3 Terms and definitions
4 Reagents
8 5 Apparatus
6 Sampling
7 Procedure
9 8 Expression of results
10 9 Precision
10 Test report
11 Annex A (informative) Determination of formaldehyde
13 Annex B (informative) Example of a typical titration and calculation of the end-point
15 Annex C (informative) Precision data
17 Bibliography

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BS ISO 127:2018
$102.76