关键词: 氯化, 致突变性, Ames 试验, 微核试验

Abstract: Purpose and Methods : By Ames , micronucleus test on mouse bone marrow polychromatic erythrocytes (PCE) and fish peripheral blood erythrocyte the mutagenicity of concent rated substance with XAD - 2 big hole resin is studied in the out2factory water ,tip water ,cement chamber water ,boiling water and source water. Results and Conclusion : The result s showed that the concent rated substances of all samples have mutagenic effect . The mutagenic active size is in proper order out - factory water ,boiling water ,tip water ,cement chamber ater ,source water.

Key words: chlorination, mutagenicity, Ames test, micronucleus test .