The results show that the toxicities of the effluents are not correlated with their TOC and the real toxicity of an effluent can be only determined correctly by combining biological toxicity and TOC.

• 结果表明,不同行业废水的生物毒性与其TOC值之间不存在相关性,只有将二者相结合,才能正确反映废水的实际毒性大小。