DSH122 GC112 Gas Chromatograph
- Thenewlydesignedhigh-performanceHRGC.
- TheinstrumentequippedwithadualFIDdetector,optionalGC122-TCDthermalconductivitydetector,GC122-ECDelectroncapturedetector,GC122-NPDNitrogenPhosphorusDetector,GC122-FPDflamephotometricdetectorandthereformer,thegassamplingvalveandotheraccessories.
- Theinstrumentwithdualpackedcolumn,dualinjector,dualpathsystemstructure,caneffectivelyinhibitthebaselinefluctuationsanddrifttime,suitablefortemperature-programmedanalysis;instrumentcanalsoinstallthreekindsofdetectors,differentapplicationsusingdifferentdetectorcombinations,andcanachievedetectorinseriesandinparallel
- Theinstrumentwithfullcapillaryanalysissystem,independentcapillarysplitlessinjectorincludingmembranecleaning,shuntandgasadjustmentOptionalcapillarysplit/splitlessinjector,coldon-columninjector,0.53mmdiametercapillarydirectinjector.Adaptedtoglass,quartzglassandothertypesofflexibledifferentcalibers,specifications,andthelengthofthecapillarycolumn
- Theinstrumentwithavarietywaysofsamplingasfollowing;packedcolumn:on-columninjection,theinstantaneousvaporizationinjection,gasinjection.Capillarycolumn:splitinjection,splitless,largediametercapillarycolumndirectinjection.
- Thenewlydevelopedmicrocomputertemperaturecontrolsystem.Cansimultaneouslyheattheoven,ionizationchamber,thermalconductivitydetector,capillaryinjector,packedcolumninjector,auxiliary(standby)heatingzonesofhighprecisionforsix-way(betterthan±0.1℃)overawiderange(upto400℃)temperaturecontrol,temperatureovershootandthedeviationislessthan2℃orlower.
- Theovencanbeprogrammedtocontrol5gradetemperature,themaximumheatingrateupto40℃/min.
- Thesystemhasapowercutoffprotection,temperaturelimitset,thetemperaturescan,fastautomaticcoolingandopenthedoorandotherfunctions.
- OpenmicrocomputertemperaturecontrolsystemoptionalRS232communicationboardandFJ-2000chromatographyworkstation,chromatographyworkstationandinstrumentstoachievetwo-waycommunicationbetweenthecontrolanddataprocessing.
- Fullstainlesssteellargecapacityoven(350mm×280mm×300mm)canbeinstalledanddualcapillarycolumnpacked;concealedheatingwirestructure,moreconduciveforsilicacapillarycolumnanalysis.
- Temperaturecontrol:
Temperaturerange:roomtemperatureon7℃~400℃(incrementsof1℃)
TemperatureObject:columnoven,ionizationchamber,thermalconductivity,injectorA,injectorB,auxiliary(standby)
Programmingphase:fivesteps
Programmingrate:0.1℃~40℃/min(incrementsof0.1℃)
- 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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