芳香烃 取样

[中文适用范围]： 这些产品与石油产品类似；用于石油产品的许多取样程序同样适用于前者。 规定从固定储罐、铁路车、公路车辆、驳船和桶以及管道中泵送的液体中获取样品。 这些样品旨在用于确定质量、测试是否存在污染物以及确定批次的均匀程度。 给出了针对危险、易燃和有毒物质的一般建议和具体建议，还指出了低环境温度下流动液体的处理。 [外文原描述]： These products are similar to petroleum products; many sampling procedures used for petroleum products are equally applicable to the former. Specifies the obtaining of samples from fixed tanks, railcars, road vehicles, barges and drums and from liquids being pumped in pipelines. The samples are intended to be used determine quality, for testing whether contaminants are present and for the determination of the degree of homogeneity of a batch. General recommendation and specific recommendations for hazardous, flammable and toxic substances are given and also the treatment of mobile liquids at low ambient temperatures is indicated.