718658

ISO 5397:1984

Leather -- Determination of nitrogen content and hide substance -- Titrimetric method

standard by International Organization for Standardization , 03/01/1984

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Full Description

The principle consists in decomposition of a test portion by Kjeldahl method, distillation of the ammonia liberated, determination of the nitrogen content by titration of the ammonia with sulfuric or hydrochloric acid, using phenolphthalein as indicator. The method is applicable to all types of leather in all types of tannage.

 

Product Details

Published:
03/01/1984
Number of Pages:
3
File Size:
1 file , 640 KB
Note:
This product is unavailable in Ukraine, Russia, Belarus