Properties:
| RelatedCategories | Analytical/Chromatography,GCAccessories,GasChromatography(GC),PortableFieldSamplers,SamplePreparation&Purification, |
| packaging | pkgof50 ea |
| diam. | 5 mm(3/16 in.) |
| compatibility | forusewithAgilent/HPOn-Columncapillaryport |
Description:
Generaldescription
AnimprovedversionovertheoriginalThermogreenLB-1septa.
• Extremelylowbleedoverawiderangeofinlettemperatures(100?°Cto350?°C)
• Alreadyconditioned,readytouse
• Easierneedlepenetrationandhighpuncturetolerance(idealforautosamplers)
• RubberformulationexclusivetoSupelco
Septumisaveryimportantcomponentofsyringeinjectionsystem.Theyareusuallyfabricatedfromelastomeric,self-sealingmaterialssuchassiliconerubber,neopreneorfluoroelastomers.Itissuitabletoconvenientlyintroducingthesamplewithoutcausingthesystemtoleak.Improperseptadecomposesunderthehigh-temperatureconditionsofcapillaryinletscausingbaselinedisruptionandghostpeaksinachromatogram.
Application
Thermogreen®LB-2Septaissuitableforthefollowingapplications:
• Tominimizeextractionontoorlossofanalytesoffthesolidphasemicroextraction(SPME)fiberfromthevialduringanalysisbyGC-MS.
• Thermo-resistantseptaisusedinGCinstrumenttoavoidcarriergasleaks,extraneouspeaksandphthalatecontamination.
• Thermo-resistantseptaalongwiththickneedleprotectorisusedinGCinstrumentstoavoiddamageirreversIBLycausedbymicrosyringe.
• Itisalsousedintheinfluentsamplingportsingaschromatographs.
LegalInformation
ThermogreenisaregisteredtrademarkofSigma-AldrichCo.LLC