Description/Specifications | |
MSIBrandGlassFiberFilterPaper934AH | |
LabExact934-AHrglassmicrofiberfiltersareproducedfrom100%borosilicateglassmicrofiberwithouttheuseofbindersorstrengtheningagents.Fineporosity,fastflowratewitha1.5umsizeparticleretention.ThismaterialisthestandardforsUSPendedsolidscontentandrelatedmeasurements(StandardMethods2540DandEPAMethod160.2).AlsowidelyusedincellharvestingapplicationsandRIAscintillationcounting.Binderlessborosilicateglassmicrofiberenablesuseupto550ºC.Depthfiltrationcategorizesfiltermediathattrapsparticulatewithintherandommatrixoffibersfoundwithinthethicknessofthemedia.Theefficiencyratingofthefilterischaracteristicofthecomplexvoidspacestructurethatdevelopsasthefibersoverlap.Thefibersusedtomanufacturethesedepthfiltersaresmoothanduniform.Thispermitstheircharacteristicallyhighflowrateswhileallowingretentionofexceptionallysmallparticlesandhighloadcapacity.Thesecharacteristicsareparticularlyimportantinapplicationsinvolvinghighconcentrationsofparticulateorgelatinoussubstances.Inchoosingtheappropriatefilterforaspecificapplication,carefulconsiderationshouldbegiventothephysicalformandconcentrationofthematerialtobecapturedbythefilterBecauseofthecharacteristicallyhighflowratesofdepthfilters,theyaregenerallyusedinapplicationssuchassingleandmultiprocessremovalofsedimentandcoarseparticulate.Glassmicrofiberfilterswithoutbindersareanidealmediumtoentrapsedimentforfurtheranalysisandcountingduetotheinertmatrix.Also,depthfiltrationmediaarecommonlyusedforprefiltrationpriortosurfacefiltrationwithsubstratessuchasmembranes.
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