规定了从实验室散装样品中获取纺织材料实验室试验样品的方法，并给出了化学试验用方便尺寸试样制备的一般说明。给出了与散装来源、实验室散装样品、实验室试验样品和试样有关的定义。

Specifies methods of obtaining laboratory test samples of textile materials from laboratory bulk samples taken from a bulk source, and gives general directions for the preparation of test specimens of convenient size for chemical tests. Definitions in relating to bulk source, laboratory bulk sample, laboratory test sample and test specimen are given.