美国环境保护局于去年８月正式批准一种称作“Ｅｃｏ２Ｆｕｍｅ”熏蒸剂可替代溴代甲烷用于美国面粉加工厂、粮食仓库和食品加工厂。这种装在气瓶中的熏蒸剂是由２％磷化氢和９８％二氧化碳合制而成，是自 ２０世纪 ８０年代中期以来获准的第一种对磷化氢的新型应用。这对于到 In August last year, EPA officially approved a process called “Eco2Fume” fumigant to replace methyl bromide in flour mills, grain storage and food processing plants in the United States. The gas-filled fumigant, a blend of 2% phosphine and 98% carbon dioxide, is the first new application for phosphine that has been approved since the mid-1980s. This is to