传统中药. 传统中药中使用的中药材中重金属含量的测定

[中文适用范围]： 本标准规定了中药材中铅（Pb）、砷（As）、镉（Cd）和汞（Hg）的测定方法。 适用于国际贸易中作为食品补充剂、功能食品或天然药物销售和使用的中药天然原料，包括中药材（全药材）和植物或动物饮片。 本标准不适用于中药用矿物药。 本国际标准无意为个别国家设定最大限制 (ML)；相反，旨在为标准化测试方法和风险评估提供参考。 [外文原描述]： ISO 18664:2015 specifies determination methods of lead (Pb), arsenic (As), cadmium (Cd) and mercury (Hg) in herbal medicines used in Traditional Chinese Medicine (TCM). It is applicable to natural materials of TCM that are sold and used as food supplements, functional foods or natural medicines in international trade, including Chinese materia medica (whole medicinal materials) and decoction pieces derived from plants or animals. It is not applicable to mineral drugs used in TCM. ISO 18664:2015 is not intended to set maximum limits (ML) for individual nations; rather, it is intended to give a reference for standardized testing method and risk assessment.