Title: GCMS??????
1 GCMS??????
2 GCMS?????
3GCMS-QP2010
4 MS???
5 ??
6 ???
7 ???
8 ETP???
9??? GCMS ??
10????
Mass (M/Z) Compound Classification Potential
Source -------------------------------------------
--------------------------------------------------
----------------------------------- 18, 28, 32,
40, 44 ?? H2O, N2, O2, Ar, CO2 31 ?? ?? 4
3, 58 ?? ?? 77 ?, ??? 85 ??? 91,
92 ?? 105, 106 ??? 22, 73, 147, 207,
281, 295, 355, 429 ???????
???/?? 41, 45, 55, 57, 71, 85, 99 ??
??/?? 149 ?????? ???
11 GC????
12????
- ??
- ???
- ????
- ???
- ???
- ???
- ?????
13 ??
- ???? ?
- - ????????
- - ?????????
- - ??????????
- ??? ?
- - ?????? (?? gt 99.999 )
- - ????????????????????
- ??
-
14?????????
- ????????
- ?????100??,????
- ?????????????
- ????
- ????
- ??
- ?????
15??????????
- ????????
- ???
- ?????????????
- ????
- ????
- ???????
- ????????
- ???????????????
- ????????
16???????
GC-2010?????
17???????
??? DMCS ???? (1) ?1N HCl ?????? (2)
???????????????? (3) ????? 5 DMCS?????????? 12
?? (4) ??????????????? (5) ????? 2-3
?,??,?????1?? (6) ???????? DMCS ??????
18????????
19??????
- ?????????????
- ??????????????,??????,??????????????,??????
???? ??????,?????????????,????????????????,???????
??? - ??????????
- ???????,???????????????
20???????
- ??????
- 35? ?????????? 30?,
- ????5?/min?
- INJ DET ??
- ??????30?
- ????
- 2 6 ??,????????????
21 ????
- ????????
- ????
- ????
- ????
- ?6????PURGE?SPLIT????????
- ???????????.
- ?? ????????????
22 MS????
23????
- ????????????????
- ???????????????
- ?????????
24????
- ???? (??)
- ??? (? 6??)
- ?? (???)
- ?? (??)
- GC??
- ????
- ???(???)
- PFTBA (? 6??)
25???
- ??????
- ????
- ??
- ???
- ????
- ? 6??
- ????
- ?????????,?????,
- ??????,???????,
- ????????
26 GC??
- ????.
- ????,????????.
- ?? SPLIT PURGE??.
- ????? (300Kpa) ?? (50ml/min)30-60min.
- ??1????????, ?????.
27MS????
-
- ????
- ??????????????????.
- ???????5???, ??????.
- ????
- ?????????????,?? ??? ??? ??.
28???????
?????
?????
29 MS?????? ????????
- ??
- ?? M/Z 18 (?) ? M/Z 28 (N2)
- ?? M/Z 18 ? M/Z 28???
- ??
- M/Z 18 gt M/Z 28
- (???)
- M/Z 18 lt M/Z 28
- (??)
30MS?????? (??????)
- ??
- ?? M/Z 18 (?) M/Z 28 (N2) ?????????43 (M/Z).
- ????????????.
- ??????43 (M/Z) ???.
- ??
- ??????,???????.
- ??
- ???????????
31PFTBA
32?????
- ??????
- ????
- ??????
- ??????
- ????
- ???
- ????????
- (M/Z 512, 614)
- ???????
33?????
???????
34?????
???????
35?????
?
?
?
??????
36?????
???????????????
37?????
?????????????
38?????
???????????????
39?????
??????
40?????
????????????????
41?????
??????
42?????
??????????
43?????
??????????
44?????
??????
?????????
45?????
????????????????
46?????
????????
47?????
???????
48?????
?????????????,????(???)
??????
49?????
???????????????,400???1??
50?????
?
?
????????????
?
?
51?????
???????,????? ??????????,??????????
52?????
????????????,??????
53?????
?????
54?????
???????????,?????
55?????
?????????
56?????
???????????,??????
57?????
???????
58?????
???????,????