A.150mg/m3 B.250mg/m3 C.380mg/m3 D.680mg/m3 E.980mg/m3
A.30%~50% B.50%~65% C.65%~80% D.80%~90% E.>90%
A.碘 B.甲酚皂 C.苯扎溴銨 D.次氯酸鈉 E.氯己定