推荐给好友 上一篇 | 下一篇

Plant Analysis-

2008-11-10Views:100TextSize:

Moreabout:
PlantAnalysisPlantAnalysisPlantAnalysis
ByErwinE.J.MTemminghoffPublisher:Springer
NumberOfPages:179
PublicationDate:2005-05-24
ISBN-10/ASIN:1402027699
ISBN-13/EAN:9781402027697
Binding:Hardcover

Thismanualisintendedforthepractisingchemistwhohastodoajobinanalysingplantmaterial.Therefore,thepresentmanualonlycontainsready-to-handprocedureswithoutanycomment.Theproceduresdescribedareonlyforinorganiccomponents,whichfrequentlyoccurintheplant.Mostproceduresaredesignedtogiveatotalcontentvalueoftheelementunderconsideration,regardlessofthechemicalstructureinwhichitoccursintheplant.Wehavechosenforadesigninwhichalldigestionproceduresaredescribedinonechapter,allextractionproceduresinonechapterandalldeterminationproceduresinonechapter.Asaconsequence,onehastochooseasuitabledigestionmethodincombinationwiththeintendeddeterminationtechnique;thishasbeenindicatedwithineachindividualdeterminationprocedure.Fordeterminationoftheelements,mainlyspectrometrictechniquesareusedhere.Dependingonthekindofelementandtheexpectedconcentrationlevel,thefollowingmethodsareapplied:flameatomicemissionspectrometry(flameAES),flameatomicabsorptionspectrometry(flameAAS),inductivelycoupledplasmaopticalemissionspectrometry(ICP-OES),electrothermalatomisation(graphitefurnace)atomicabsorptionspectrometry(ETA-AAS),inductivelycoupledplasmamassspectrometry(ICP-MS),spectrophotometryandsegmentedflowanalysis(SFA).Besides,potentiometry(ionselectiveelectrodes(ISE))andcoulometrywillbeencountered.Inmanycases,morethanonemethodisdescribedtodetermineacomponent.Thisprovidesareference,aswellasanalternativeincaseofinstrumentaloranalyticalproblems.