水质与灰分；海洋桡足类（桡足类、甲壳类）急性致死毒性的测定

[中文适用范围]： 本文件描述了测定三种指定海洋桡足类（Copepoda, Crustacea）之一急性毒性的方法。本文件适用于：a) 工业或生活污水，经必要时的倾析、过滤或离心处理后，处理或未处理均可；b) 海水或河口水；c) 沉积物的水提取物（孔隙水、洗脱液、淋洗液和浸出液）；d) 在试验条件下可溶解或可维持稳定悬浮或分散的化学物质。 [外文原描述]： This document describes a method for the determination of the acute toxicity to one of three specified species of marine copepod (Copepoda, Crustacea). This document is applicable to: industrial or sewage effluents, treated or untreated, after decantation, filtration or centrifugation if necessary; marine or estuarine waters; ) aqueous extracts (pore water, elutriates, eluates and leachates) from sediments; chemical substances which are soluble, or which can be maintained as a stable suspension or dispersion, under the conditions of the test.