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目的了解开平市电镀企业工作场所空气中有害物质污染的基本情况,为切实做好今后企业的职业卫生防护工作提供参考。方法按照国家标准方法于2014年对开平市13家民营电镀企业工作场所空气中有害物质进行设点采样检测,覆盖总粉尘、氯化氢及盐酸、硫酸、镍、铜、氰化氢、三氯乙烯共7种有害物质。结果 13家企业共检测车间空气样品669份,合格633份,总合格率为94.6%。其中三氯乙烯的合格率最低(47.4%),其次是硫酸(96.8%),其他有害物质的合格率均为100.0%,其中硫酸合格的厂家为84.6%,三氯乙烯合格的厂家为20.0%。结论该年度开平市电镀企业的硫酸和三氯乙烯污染情况不容乐观,企业应改善通风排毒措施,做好个人防护。
Objective To understand the basic situation of harmful substances in the air of electroplating enterprises in Kaiping City and to provide reference for the effective prevention and control of occupational health in enterprises in the future. Methods According to the national standard method, the hazardous substances in the air of 13 private electroplating enterprises in Kaiping City were sampled and inspected in 2014, covering the total dust, hydrogen chloride and hydrochloric acid, sulfuric acid, nickel, copper, hydrogen cyanide and trichlorethylene 7 kinds of harmful substances. Results A total of 669 air samples were tested in the workshop, 633 were qualified. The total pass rate was 94.6%. Among them, the qualified rate of trichlorethylene was the lowest (47.4%), followed by sulfuric acid (96.8%), the pass rate of other harmful substances was 100.0%, of which 84.6% qualified sulfuric acid producers and 20.0% . Conclusion In the year, the sulfuric acid and trichlorethylene pollution in the electroplating enterprises in Kaiping City is not optimistic. Enterprises should improve ventilation and detoxification measures and do a good job in personal protection.