标准编号：ISO 127:2018
中文名称：浓缩天然胶乳 氢氧化钾（KOH）值的测定
英文名称：Rubber, natural latex concentrate — Determination of KOH number
发布日期：2018-08
标准范围
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.
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