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ThistestmixisbasedonthecomprehensivemixdevelopedbyGrob(Grob,etal.,J.Chromatogr.156(1978)p.1).Itcanbeusedtomeasureacolumn′saffinityformanyanalytetypes:• Thenormalalkanes(decaneandundecane)measurecolumnefficiency.• Thefattyacidmethylesters(methyldecanoate,methyllaurate,andmethylundecanoate)measurecolumnefficiency.• Thealcohol(1-octanol)anddiol(2,3-butanediol)measurethepresenceofhydrogen-bondingsites(exposedsilanols).• Thealdehyde(nonanal)measuressaturatedaldehydeadsorptionbymeansotherthanhydrogen-bonding.• Theamine(dicyclohexylamine)measuresirreversIBLeadsorption.• Theacid/basepair(2,6-dimethylphenol/2,6-dimethylaniline)measureacid/basesurfacecharacteristic.• Theacid/basepair(2-ethylhexanoicacid/dicyclohexylamine)measureacid/basesurfacecharacteristic.OtherNotesThisCertifiedReferenceMaterial(CRM)isproducedandcertifiedinaccordancewithISOGuide34:2009andISO/IEC17025:2005.AllinformationregardingtheuseofthisCRMcanbefoundonthecertificateofanalysis.ApplicationRefertotheproduct′sCertificateofAnalysisformoreinformationonasuitableinstrumenttechnique.ContactTechnicalServiceforfurthersupport.LegalInformationTraceCERTisaregisteredtrademarkofSigma-AldrichCo.LLCSafety:Symbol GHS07,GHS08Signalword WarningHazardstatements H315-H319-H335-H336-H351-H373-H412Precautionarystatements P273-P280-P304+P340+P312-P305+P351+P338-P337+P313RIDADR UN15936.1/PGIIIWGKGermany 2
ThisCertifiedReferenceMaterial(CRM)isproducedandcertifiedinaccordancewithISOGuide34:2009andISO/IEC17025:2005.AllinformationregardingtheuseofthisCRMcanbefoundonthecertificateofanalysis.
Refertotheproduct′sCertificateofAnalysisformoreinformationonasuitableinstrumenttechnique.ContactTechnicalServiceforfurthersupport.
TraceCERTisaregisteredtrademarkofSigma-AldrichCo.LLC
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