-Critical Micelle Concentration of Soluble Surfactant Determined by Conductometric Method

1
???????????????????

• -Critical Micelle Concentration of Soluble
  Surfactant Determined by Conductometric Method

2
???? 

• ?????????????????????(CMC)??????
• ????????????????? 

3
????
?????????????,??????????,???????????????,???
?(????)?????????,???????????????????????????(criti
cal micelle concentration),??CMC?
??????????????????????????????,??CMC??????????????
?,??CMC,????CMC???,?????????????????????????
4
????
??CMC?????,??????????????????????????CMC????
?,????????CMC,????????????? 1????   
????????????????????????,????(?)???(c)????????
         ???????CMC?????????????????CMC??
?,???????????????????????  2?????? ??????????????
?????,?????CMC???????????(s)?????????????(lgc)??,?
?????????CMC?  3???? ????????????????????,???????
???,??????????,?????????????????????
5
????
4???? ??????????????????????,?CMC?????????? ??????
??????????????????? ?????????,????????G,??????(1/R
)???????????????A,?????L,????????????,?
????A1m2?L1m???,?????????,????O-1m-1L/A??
?????
6
????
?????????,?????????,?0????????????,A????
????????????,????????,???????????????????????????
???,???????,???????,????????,???????CMC????
7
????

• ?????????????0.01 mol.dm-3 ?KCl?????
• ?????????80???3??,?????????????0.002,0.006,0.007,0
  .008,0.009,0.010,0.012,0.014,0.018,0.020
  mol.dm-3???????????100mL.
• ?????????25?????????
• ?0.001 mol.dm-3 KCl????????????
• ?DDS-6700?????????????????????????????????????????
  ??,??????????10??,???????????,?????

8
???

• ??????????????????,????????????
• ???????????????????????,????????
• ???????????H??
• ?????????????????????????????,??????????