BS ISO 19820:2016规定了测定毒物致死效应的方法 24小时或48小时暴露后的皱襞托氏体。本方法适用于以下化学物质:可溶的或可保持稳定悬浮的化学物质 试验条件下的分散；工业或污水废水，经处理或未经处理（如适用），在倾析、过滤或 离心；海洋或河口水域；沉积物淘析物/洗脱物。交叉引用:ISO 5667-16ISO 5814ISO 10523ISO 5667-1ISO/TS 20281购买本文件时可获得的所有现行修订均包含在购买本文件中。

BS ISO 19820:2016 specifies a method for the determination of the lethal effects of toxicants toBrachionus plicatilisafter 24 h or 48 h exposure.The method is applicable to the following:chemical substances which are soluble or which can be maintained as a stable suspension of dispersions under the conditions of the test;industrial or sewage effluents, treated or untreated, if appropriate after decantation, filtration, or centrifugation;marine or estuarine waters;sediment elutriates/eluates.Cross References:ISO 5667-16ISO 5814ISO 10523ISO 5667-1ISO/TS 20281All current amendments available at time of purchase are included with the purchase of this document.