标准编号：ISO 21436:2020
中文名称：纸浆 木质素含量的测定 酸水解法
英文名称：Pulps — Determination of lignin content — Acid hydrolysis method
发布日期：2020-12
标准范围
The method is applicable to unbleached, bleached and semi-bleached wood pulp with a lignin content above 1 %. It is not generally intended for fully bleached chemical pulp, because the lignin content in these pulps is too low to be determined accurately.
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