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1、L1Octadecyl silane chemically bonded to porous silica or ceramic micro-particles,3to 10m in diameter.L2Octadecyl silane chemically bonded to silica gel of a controlled surface porosity that has been bonded to a solid spherical core,30to 50m in diameter.L3Porous silica particles,5to 10m in diameter.L
2、4Silica gel of controlled surface porosity bonded to a solid spherical core,30to 50m in diameter.L5Alumina of controlled surface porosity bonded to a solid spherical core,30to 50m in diameter.L6Strong cation-exchange packingsulfonated fluorocarbon polymer coated on a solid spherical core,30to 50m in
3、 diameter.L7Octylsilane chemically bonded to totally porous silica particles,3to 10m in diameter.L8An essentially monomolecular layer of aminopropylsilane chemically bonded to totally porous silica gel support,10m in diameter.L910-m irregular or spherical,totally porous silica gel having a chemicall
4、y bonded,strongly acidic cation-exchange coating.L10Nitrile groups chemically bonded to porous silica particles,3to 10m in diameter.L11Phenyl groups chemically bonded to porous silica particles,5to 10m in diameter.L12Astrong anion-exchange packing made by chemically bonding a quaternary amine to a s
5、olid silica spherical core,30to 50m in diameter.L13Trimethylsilane chemically bonded to porous silica particles,3to 10m in diameter.L14Silica gel 10m in diameter having a chemically bonded,strongly basic quaternary ammonium anion-exchange coating.L15Hexylsilane chemically bonded to totally porous si
6、lica particles,3to 10m in diameter.L16Dimethylsilane chemically bonded to porous silica particles,5to 10m in diameter.L17Strong cation-exchange resin consisting of sulfonated cross-linked styrene-divinylbenzene copolymer in the hydrogen form,7to 11m in diameter.L18Amino and cyano groups chemically b
7、onded to porous silica particles,3to 10m in diameter.L19Strong cation-exchange resin consisting of sulfonated cross-linked styrene-divinylbenzene copolymer in the calcium form,about 9m in diameter.L20Dihydroxypropane groups chemically bonded to porous silica particles,5to 10m in diameter.L21Arigid,s
8、pherical styrene-divinylbenzene copolymer,5to 10m in diameter.L22Acation-exchange resin made of porous polystyrene gel with sulfonic acid groups,about 10m in size.L23An anion-exchange resin made of porous polymethacrylate or polyacrylate gel with quaternary ammonium groups,about 10m in size.L24Asemi
9、-rigid hydrophilic gel consisting of vinyl polymers with numerous hydroxyl groups on the matrix surface,32to 63m in diameter.5L25Packing having the capacity to separate compounds with a molecular weight range from 1005000(as determined by polyethylene oxide),applied to neutral,anionic,and cationic w
10、ater-soluble polymers.Apolymethacrylate resin base,cross-linked with polyhydroxylated ether (surface contained some residual carboxyl functional groups)was found suitable.L26Butyl silane chemically bonded to totally porous silica particles,5to 10m in diameter.L27Porous silica particles,30to 50m in d
11、iameter.L28Amultifunctional support,which consists of a high purity,100,spherical silica substrate that has been bonded with anionic exchanger,amine functionality in addition to a conventional reversed phase C8functionality.L29Gamma alumina,reverse-phase,low carbon percentage by weight,alumina-based
12、 polybutadiene spherical particles,5m in diameter with a pore volume of 80.L30Ethyl silane chemically bonded to totally porous silica particles,3to 10m in diameter.L31Astrong anion-exchange resin-quaternary amine bonded on latex particles attached to a core of 8.5-m macroporous particles having a po
13、re size of 2000and consisting of ethylvinylbenzene cross-linked with 55%divinylbenzene.L32Achiral ligand-exchange packingL-proline copper complex covalently bonded to irregularly shaped silica particles,5to 10m in diameter.L33Packing having the capacity to separate dextrans by molecular size over a
14、range of 4,000to 500,000Da.It is spherical,silica-based,and processed to provide pHstability.6L34Strong cation-exchange resin consisting of sulfonated cross-linked styrene-divinylbenzene copolymer in the lead form,about 9m in diameter.L35Azirconium-stabilized spherical silica packing with a hydrophi
15、lic (diol-type)molecular monolayer bonded phase having a pore size of 150.L36A3,5-dinitrobenzoyl derivative of L-phenylglycine covalently bonded to 5-m aminopropyl silica.L37Packing having the capacity to separate proteins by molecular size over a range of 2,000to 40,000Da.It is a polymethacrylate g
16、el.L38Amethacrylate-based size-exclusion packing for water-soluble samples.L39Ahydrophilic polyhydroxymethacrylate gel of totally porous spherical resin.L40Cellulose tris-3,5-dimethylphenylcarbamate coated porous silica particles,5to 20m in diameter.L41Immobilized a1-acid glycoprotein on spherical silica particles,5m in diameter.L42O
