标准摘要
[中文适用范围]: 本标准规定了用固定浓度的氢氧化钠溶液测定纸浆中碱不溶部分的方法。 最常用的氢氧化钠浓度为 18%、10% 和 5% (m/m)。 该方法适用于各种纸浆。 [外文原描述]: ISO 699:2015 specifies a method for the determination of the alkali-insoluble fraction of pulps using sodium hydroxide solution of fixed concentration. The sodium hydroxide concentrations most frequently used are 18, 10, and 5 % ( m/m ). The method is applicable to all kinds of pulp.
英文名称Pulps — Determination of alkali resistance