Description/Specifications | |
MSIBrand934-AHFilterPaper | |
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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bhclna2so4nano3na2co3
chclnaohna2co3nacl
dba(oh)2nahco3alcl3nahso4
2.NaNO3FeCl3AgNO3
分别有什么现象？谢谢回答！
D,K2SO4Na2CO3BaCL2NaNO3
通过解答，教会我，谢谢
