ASTM D852标准可用于测定苯的纯度. The closer the freezing point is to pure benzene, the purer the sample.
意义及用途

5.1 This test method can be used as a standard to determine the purity of benzene. The closer the freezing point is to pure benzene, the purer the sample.

ASTM D852-2016 苯冰点标准测试方法

步 1: 范围

1.1 The test method includes determination of the freezing point of benzene.

1.2 When using this method to determine the consistency of test results with applicable specifications, the results should be rounded according to the rounding method of Practice E29.

1.3 以 SI 单位表示的值应视为标准值. 本标准不包含其他计量单位.

1.4 本标准并非旨在解决所有安全问题, 如果有的话, 与其使用相关. 本标准的使用者有责任建立适当的安全和健康实践，并在使用前确定监管限制的适用性. 参见章节 7 对于具体的危险描述.