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1、L1—Octadecylsilanechemicallybondedtoporoussilicaorceramicmicro-particles,3to10μmindiameter.L2—Octadecylsilanechemicallybondedtosilicagelofacontrolledsurfaceporositythathasbeenbondedtoasolidsphericalcore,30to50μmindiameter.L3—Poroussilicaparticles,5to10μmindiameter
2、.L4—Silicagelofcontrolledsurfaceporositybondedtoasolidsphericalcore,30to50μmindiameter.L5—Aluminaofcontrolledsurfaceporositybondedtoasolidsphericalcore,30to50μmindiameter.L6—Strongcation-exchangepacking–sulfonatedfluorocarbonpolymercoatedonasolidsphericalcore,30to
3、50μmindiameter.L7—Octylsilanechemicallybondedtototallyporoussilicaparticles,3to10μmindiameter.L8—Anessentiallymonomolecularlayerofaminopropylsilanechemicallybondedtototallyporoussilicagelsupport,10μmindiameter.L9—10-μmirregularorspherical,totallyporoussilicagelhav
4、ingachemicallybonded,stronglyacidiccation-exchangecoating.L10—Nitrilegroupschemicallybondedtoporoussilicaparticles,3to10μmindiameter.L11—Phenylgroupschemicallybondedtoporoussilicaparticles,5to10μmindiameter.L12—Astronganion-exchangepackingmadebychemicallybondingaq
5、uaternaryaminetoasolidsilicasphericalcore,30to50μmindiameter.L13—Trimethylsilanechemicallybondedtoporoussilicaparticles,3to10μmindiameter.L14—Silicagel10μmindiameterhavingachemicallybonded,stronglybasicquaternaryammoniumanion-exchangecoating.L15—Hexylsilanechemica
6、llybondedtototallyporoussilicaparticles,3to10μmindiameter.L16—Dimethylsilanechemicallybondedtoporoussilicaparticles,5to10μmindiameter.L17—Strongcation-exchangeresinconsistingofsulfonatedcross-linkedstyrene-divinylbenzenecopolymerinthehydrogenform,7to11μmindiameter
7、.L18—Aminoandcyanogroupschemicallybondedtoporoussilicaparticles,3to10μmindiameter.L19—Strongcation-exchangeresinconsistingofsulfonatedcross-linkedstyrene-divinylbenzenecopolymerinthecalciumform,about9μmindiameter.L20—Dihydroxypropanegroupschemicallybondedtoporouss
8、ilicaparticles,5to10μmindiameter.L21—Arigid,sphericalstyrene-divinylbenzenecopolymer,5to10μmindiameter.L22—Acation-exchangeresinmadeofporouspolystyreneg