DSH122 GC112 Gas Chromatograph

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2. Thenewlydesignedhigh-performanceHRGC.
3. TheinstrumentequippedwithadualFIDdetector,optionalGC122-TCDthermalconductivitydetector,GC122-ECDelectroncapturedetector,GC122-NPDNitrogenPhosphorusDetector,GC122-FPDflamephotometricdetectorandthereformer,thegassamplingvalveandotheraccessories.
4. Theinstrumentwithdualpackedcolumn,dualinjector,dualpathsystemstructure,caneffectivelyinhibitthebaselinefluctuationsanddrifttime,suitablefortemperature-programmedanalysis;instrumentcanalsoinstallthreekindsofdetectors,differentapplicationsusingdifferentdetectorcombinations,andcanachievedetectorinseriesandinparallel
5. Theinstrumentwithfullcapillaryanalysissystem,independentcapillarysplitlessinjectorincludingmembranecleaning,shuntandgasadjustmentOptionalcapillarysplit/splitlessinjector,coldon-columninjector,0.53mmdiametercapillarydirectinjector.Adaptedtoglass,quartzglassandothertypesofflexibledifferentcalibers,specifications,andthelengthofthecapillarycolumn
7. Theinstrumentwithavarietywaysofsamplingasfollowing;packedcolumn:on-columninjection,theinstantaneousvaporizationinjection,gasinjection.Capillarycolumn:splitinjection,splitless,largediametercapillarycolumndirectinjection.
8. Thenewlydevelopedmicrocomputertemperaturecontrolsystem.Cansimultaneouslyheattheoven,ionizationchamber,thermalconductivitydetector,capillaryinjector,packedcolumninjector,auxiliary(standby)heatingzonesofhighprecisionforsix-way(betterthan±0.1℃)overawiderange(upto400℃)temperaturecontrol,temperatureovershootandthedeviationislessthan2℃orlower.
9. Theovencanbeprogrammedtocontrol5gradetemperature,themaximumheatingrateupto40℃/min.
10. Thesystemhasapowercutoffprotection,temperaturelimitset,thetemperaturescan,fastautomaticcoolingandopenthedoorandotherfunctions.
11. OpenmicrocomputertemperaturecontrolsystemoptionalRS232communicationboardandFJ-2000chromatographyworkstation,chromatographyworkstationandinstrumentstoachievetwo-waycommunicationbetweenthecontrolanddataprocessing.
12. Fullstainlesssteellargecapacityoven(350mm×280mm×300mm)canbeinstalledanddualcapillarycolumnpacked;concealedheatingwirestructure,moreconduciveforsilicacapillarycolumnanalysis.

2. Temperaturecontrol:

Temperaturerange:roomtemperatureon7℃~400℃(incrementsof1℃)

TemperatureObject:columnoven,ionizationchamber,thermalconductivity,injectorA,injectorB,auxiliary(standby)

Programmingphase:fivesteps

Programmingrate:0.1℃~40℃/min(incrementsof0.1℃)

2. Flameionizationdetector(FID):

DetectionLimit:DFID≤1×10-11g/s(sample:C16)

Bestresults:DFID≤5×10-12g/s

Baselinenoise:≤5×10-14A

Baselinedrift:≤6×10-13A/h

Linearrange:≥106

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