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对某厂接触三氟氯乙烯的工人63(男47,女16)人和对照组59(男32,女27)人进行了调查。结果:车间空气中毒物浓度测定,以聚合釜超标最高达28.7倍;精馏取样口和单体加料口分别超标12.3倍和6.2倍:
63 (M 47, F 16) workers and 59 (M 32, F 27) workers in a factory exposed to chlorotrifluoroethylene were surveyed. Results: The concentration of air poisoning in the workshop was up to 28.7 times as high as that in the polymerizer. The rectification sampling port and the monomer feeding port exceeded 12.3 times and 6.2 times respectively.