ISO 127:2018

Rubber, natural latex concentrate — Determination of KOH number

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.

Edition	2018
Published Date	2018
Published By	International Standardization Organisation
Page Count	11