3.7.4 Sample
pretreatment
(1) Filter samples without fail if they may contain fine dust.
Dust can clog column and deteriorate it.
(2) Remove foreign matter from samples without fail.
Foreign matter can lower the reliability of data, e.g.
generating abnormal peaks etc.
(a) Example of filtering samples
Dust in sample can be removed easily as follows.
Take sample in Syringe, attach cartridge type
0.45 µm membrane filter, and perform filtering. See
the figure left.
NOTE
:
There are various ways for filtering
sample.
Filtering sample in the way suitable for the sample
amount.
Filtered clean
sample
Filtering by cartridge type
0.45 µm membrane filter.
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Содержание CHROMASTER 5160
Страница 54: ...3 17 Fig 3 3b Connecting with the Chromaster 5260 Autosampler Injection valve Syringe valve Port4 ...
Страница 165: ...INDEX 3 U UI Pad 2 6 UTLTY 2 7 3 18 W Wiring covers 2 4 APPENDIX 1 19 Z Zero pressure calibration 3 18 ...
Страница 190: ...APPENDIX 3 2 Log book Means the information containing records of instrument operating conditions ...
Страница 221: ...3 1 Replacement Procedure b Replace the fuse with a new one and then attach the fuse holder by pressing it 3 2 ...
Страница 244: ......
Страница 406: ......
Страница 433: ...SAFETY 10 SAFETY SUMMARY WARNING and CAUTION Labels on Instrument 7 Before Turning on Xenon Lamp Front View ...
Страница 999: ...Retaining screws Fixing bracket Appended Fig 1 5 Removal of Fixing Brackets APPENDIX 1 13 ...
Страница 1016: ......
Страница 1022: ...Sample rack A component part on which a sample is set Logbook A historical record of instrument operation APPENDIX 3 2 ...