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WS_T 777-2021 化学物质环境健康风险评估指南

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ICS
13.020
CCS
C 51
中华人民共和国卫生行业标准
WS/T 777—2021
ws
化学物质环境健康风险评估技术指南
Technical guide for environmental health risk assessment of chemical exposure
2021 - 03 - 29 发布
2021 - 03 - 29 实施
中华人民共和国国家卫生健康委员会  发 布
WS/T 7772021
I
目 次
前言..................................................................................................................................................................... III
1 范围................................................................................................................................................................... 1
2 规范性引用文...............................................................................................................................................1
3 术语和定义.......................................................................................................................................................1
4 需考虑的因素...................................................................................................................................................2
4.1 评估任务......................................................................................................................................................2
4.2 健康效应......................................................................................................................................................2
4.3 暴露途径......................................................................................................................................................2
5 评估内容与流...............................................................................................................................................2
5.1 评估内容......................................................................................................................................................2
5.2 评估流程......................................................................................................................................................2
6 危害识别...........................................................................................................................................................3
6.1 健康危害识别..............................................................................................................................................4
6.2 暴露信息获取..............................................................................................................................................4
6.3 评估启动判定..............................................................................................................................................4
7 剂量反应评估...............................................................................................................................................4
7.1 剂量反应关系参数确认..........................................................................................................................4
7.1.1 非致癌效..........................................................................................................................................4
7.1.2 致癌效应..............................................................................................................................................4
7.2 剂量反应关系参数检索..........................................................................................................................4
7.3 剂量反应关系参数估算..........................................................................................................................4
7.3.1 剂量反应关系参数推导..................................................................................................................5
7.3.2 剂量反应关系参数不确定性..........................................................................................................6
7.4 剂量反应关系参数汇总..........................................................................................................................6
8 暴露评估...........................................................................................................................................................6
8.1 暴露途径及浓度评..................................................................................................................................6
8.1.1 暴露途径分析......................................................................................................................................6
8.1.2 暴露浓度评估......................................................................................................................................6
8.1.3 浓度信息整合......................................................................................................................................6
8.2 暴露参数获取..............................................................................................................................................7
8.2.1 暴露参数..............................................................................................................................................7
8.2.2 暴露参数获取途径..............................................................................................................................7
8.3 暴露量评..................................................................................................................................................7
8.3.1 经口摄入途径的暴露量评估..............................................................................................................7
8.3.2 吸入途径的暴露量评估......................................................................................................................8
8.3.3 皮肤接触途径的暴露量评估..............................................................................................................9
8.4 暴露量信息汇总........................................................................................................................................10
9 风险表征.........................................................................................................................................................10
WS/T 7772021
II
9.1 风险定量....................................................................................................................................................10
9.1.1 非致癌风........................................................................................................................................10
9.1.2 致癌风险............................................................................................................................................10
9.2 风险加和....................................................................................................................................................12
9.2.1 风险加和原则....................................................................................................................................12
9.2.2 非致癌风险加和................................................................................................................................12
9.2.3 致癌风险加和....................................................................................................................................12
9.3 风险判定....................................................................................................................................................12
9.3.1 风险判定原则....................................................................................................................................12
9.3.2 非致癌风........................................................................................................................................13
9.3.3 致癌风险............................................................................................................................................13
9.4 不确定性评估和表................................................................................................................................13
9.4.1 不确定性来源....................................................................................................................................13
9.4.2 不确定性表征方法............................................................................................................................13
9.5 风险表征信息汇总....................................................................................................................................13
10 评估报告编制...............................................................................................................................................13
附录 A(资料性) 推荐毒性数据................................................................................................................14
附录 B(资料性) 汇总表................................................................................................................................15
附录 C(资料性) 推荐暴露参数数据库....................................................................................................... 17
附录 D(资料性) 评估报告框架....................................................................................................................18
参考文献............................................................................................................................................................... 19
摘要:

ICS13.020CCSC51中华人民共和国卫生行业标准WS/T777—2021ws化学物质环境健康风险评估技术指南Technicalguideforenvironmentalhealthriskassessmentofchemicalexposure2021-03-29发布2021-03-29实施中华人民共和国国家卫生健康委员会  发布WS/T777—2021I目次前言....................................................................................................................

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