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[求助] 7890B HP-5的柱子反应液中含有水对衬管柱子检测器伤害大吗已有4人参与

7890B HP-5的柱子反应液中含有水对衬管柱子检测器伤害大吗

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1楼 2014-09-10 18:08:42

已阅回复此楼关注TA 给TA发消息送TA红花 TA的回帖

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???????:

11?: Originally posted by xxССxx at 2014-09-13 22:25:22
???????????????????????????????????????????????л...

?????????????????????????????????HP????J&W????????????????????????????5000?κ?1?????????????????????????????????????????????????????????????????????仯?????????????????????????????????й??????cation???????????????????????????ο???

5. ???N?|????^????????????M????????
?o?C????|????????M,??????????????????o??????!!
6. ???? ????????????????? ??????????????M????????
?????????Щ????????,????????M???????,??????????c, ???GC?????T????^????,????GC??????GC?x?????????, ?????????]???N????! ?????N?o?????,???????????????????M???????,???????????ЙC???????????????.
?????????J&W???(DB???????u???S??)???Y?????@?(????????W·???d??,???????λ???),?????N?o?????|???????????

B-wax, DB-1??DB-225,???N??r????,???????????,????N??????3mL??????,???????????1mL????,???????,???????_???,??????????|???????N??????????e???(???????????????K?????),????@?????е????

before Inj.????????, After Inj.?????????????,After rinse?????????????)

DB-1
Parameter          Before Inj. After Inj. After Rinse
Ret. Factor       14.6          14.5       14.5
Ret. Index 1       1349.88       1350.02    1350.05
Ret. Index 2       1427.77       1428.16    1428.07
Theor. plates       1448          1474       1391
Bleed(pA)          12.8          11.2       21.5


DB-wax
Parameter          Before Inj. After Inj. After Rinse
Ret. Factor       12.6          12.6       11.7
Ret. Index 1       1149.54       1149.73    1150.82
Ret. Index 2       1163.44       1163.71    1164.13
Theor. plates       1277          1261       1268
Bleed(pA)          50.5          97.8       97.6
Bleed2             42.2          41.0       39.6

DB-225
Parameter          Before Inj. After Inj. After Rinse
Ret. Factor       11.5          11.4       11.2
Ret. Index 1       1622.30       1621.26    1620.97
Ret. Index 2       1711.51       1711.03    1710.77
Theor. plates       1101          1110       1160
Bleed(pA)          15.0          114.0       53.9

????Y???:
a. ?????????????:polarity, selectivity,  retention time, efficiency, activity???K?o??????.
b.????????Bleeding????:100%??DMPS?o??,??PEG??50%??cyanopropyl phase?????^?m?^?????.
c.Non polar?????????????????????????K?o??, ???polar ?????(bonded,??cross-link)????, ??????????o??. ???????]????????????.
????????о??????A??,????????FID,???????????????????????....
  ????????f??????????FID??????,?????????z??????????????????????????_.....????ECD?t???????B??, ?ǖ|????????????!!