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四氢呋喃(Tetrahydrofuran称THF),为一优良的有机溶剂。主要用作树脂、染料、天然漆、制剂等溶剂。为了制订车间空气中THF的最高容许浓度,于1989年3月在浙江仙居合成化工厂对THF车间工人进行了调查。
Tetrahydrofuran (THF), is an excellent organic solvent. Mainly used for resins, dyes, natural paints, preparations and other solvents. In order to establish the maximum allowable concentration of THF in the air of the workshop, workers at the THF workshop were surveyed at the Xianju Synthetic Chemical Plant in March 1989.