对上海某印刷橡胶业发生苯中毒进行了流行病学调查。该厂在生产印刷橡胶布中使用纯苯作为橡胶溶剂 ,车间空气苯平均浓度高达 2 0 7 5 4mg/m3 。在 5年中对 33名接触纯苯者进行职业性健康检查 ,发现苯中毒 5人 ,患病率高达 15 2 % ,达到 1981年全国苯中毒普查的接触纯苯者中毒率 0 94%的 16 1倍之多。提示 :应加强印刷橡胶行业的防护和工艺改革工作 An epidemiological investigation of benzene poisoning in a printing rubber industry in Shanghai was carried out. The plant uses pure benzene as a rubber solvent in the production of printing rubber cloth, with an average benzene concentration of 2 0 7 5 4 mg / m 3 in the workshop. Occupational health examination was conducted on 33 exposed pure bezines in 5 years and found that 5 persons were benzene poisoned with a prevalence of up to 152%. The rate of exposure to pure benzene in the national survey of benzene poisoning in 1981 was 0 94%. 1 times more. Tip: Should be strengthened printing rubber industry protection and process reform