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职业接触限值(Occupational exposure limit values,OELs)是针对接触职业病危害因素的劳动者,为预防其发生职业病或其他不良效应制定的限值;其是职业病危害因素定量识别的评价依据,既是衡量职业卫生状况的尺度,也是制订职业卫生标准的基础~([1-3])。GBZ 2.1—2007《工作场所有害因素职业接触限值第1部分:化学有害因素》(以下简称“GBZ 2.1—2007”)是我国现行的最新职业性化学有害因素OELs
Occupational exposure limit values (OELs) are limits set by workers who are exposed to occupational hazards in order to prevent their occurrence of occupational diseases or other adverse effects. They are the basis for the quantitative identification of occupational hazards and are not only a measure of occupation The standard of health is also the basis for the development of occupational health standards ([1-3]). GBZ 2.1-2007 Occupational Exposure Limits for Hazardous Factors in the Workplace - Part 1: Chemical Hazardous Factors (hereinafter referred to as “GBZ 2.1-2007”) are the latest occupational chemical hazards OELs