??????????????Ʒ??һ??Ӧ???ڸ??ֹ?ҵ??ҵ???????豸???ò?Ʒ??????Ӧ?ڵ?????ҵ???????? ҵ??ұ????ҵ????????ҵ????????ҵ????ɽ??ҵ????ҩ??ҵ????¯??????ҵ????????¯Ӧ???????С????????????????Ծ????????????????? (H2SO4)???Ȼ??????? (HCl)???????????? (HF)??????(NH3)????????(CrO3)???????????? (HCN) ???к????塣

??????????ԭ??
???ɲ???????????????????ʽ??????ʽ?????ܹ???ʽ????ԭ????????????Ч?ʸߣ???׽?к?????ࡣ?ò?Ʒ?????򡢳???Ϊһ?壬??????ƶ??أ??????????Ƚ??????????? ̼???????????죬??һ???ĸ?ˮѹ???£?????????ܲ???ˮ?????۳????к???????ˮ????ֽӴ????ʳ????????򡢳?????ϴ??̼?ڵ?Ч????????ʪʽ???????нϴ? ??ߡ???????≥ 98% ???????????ѳ???≥ 95% ???????ָ????ڶ? <1 ????

 

????????????ʹ??ʱ??ע??????
1???Ͻ???ˮʹ?ã???¯????ǰӦ?Ȳ鿴????ˮλ??????????¯???С?
2????????Ͳ???·??д?????????ɶ?????ÿ??Ӧ???һ?Ρ?
3??ˮ???е?ˮ PH ֵӦ?????? 8--12 ֮?䡣

     
 

????????Ʒ?ŵ? ??                                
1???????????ʷ?Ϊ?????ֺ?̼?????֣?????????ʽ??ֽ???װʽ??????ռ?????С?????䡢??װ??????ص㡣
2???????????ù????Ƚ??ĸ??ϲ??Ϻ??͸??²???????֬??ʹ???????˷???ʴ????ĥ???͸??³̶ȣ?????ӳ???ʹ????????
3??????????һ?ֲ???????ij??ʽ????????????ʹ????ֱ?ӳ??ˮ?棬???????е???Ⱦ?????徭????Һϴ?ӣ?ʹ?䷢???кͷ?Ӧ???ﵽ????????Ŀ?ģ?????????Ч?ʸߣ???ˮ????????Ⱦ ,????ά?޷??㣬???з??õ͡?