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USP液相色谱柱的填料类型

作者:高考题库网
来源:https://www.bjmy2z.cn/gaokao
2021-02-12 17:16
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2021年2月12日发(作者:期望值)


L01


Octadecyl silane bonded to porous silica or ceramic microparticles, 3 to 10?m in diameter.



L02


Octadecyl silane chemically bonded to silica gel of a controlled surface porosity that has


been bonded to a solid spherical core, 30 to 50?m in diameter



L03


Porous silica microparticles, 5?m to 10?m in diameter



L04


Silica gel of controlled surface porosity bonded to a solid spherical core, 30 to 50?m in


diameter.


Alumina of controlled surface porosity bonded to a solid spherical core, 30 to 50?m in


diameter.


Strong


cation-exchange


packing:


sulfonated


fluorocarbon


polymer


coated


on


a


solid


spherical


core, 30 to 50?m in diameter.



L05


L06


L07


Octylsilane bonded to totally porous microsilica particles, 3 to 10?m in diameter.



L08


An


essentioally


monomolecular


layer


of


aminopropyl-silane


chemically


bonded


to


totally


porous


silica gel support, 10?m in diameter.



10?m


irregular


totally


porous


silica


gel


having


a


chemically


bonded,


strongly


acidic


cation-exchange coating.


L09


L10 Nitrile groups chemically bonded


to porous silica microparticles, 3 to 10?m in diameter.



L11


Phenyl groups chemically bonded to porous silica microparticles, 3 to 10?m in diameter.



L12


Strong


anion-exchange


packing


made


by


chemically


bonding


a


quaternary


amine


to


a


solid


silica


spherica


l core, 30 to 50?m in diameter



L13


Trimethylsilane chemically bonded to porous silica microparticles, 3 to 10?m in diameter.



L14


Silica


gel,


10?m


in


diameter,


having


a


chemically


bonded,


strongly


basic


quaternary


ammonium


anion-exchange coating.


L15 Hex


yl silane chemically bonded to totally porous silica particles, 3 to 10?m in diameter.



L16


Dimethyl


silane


chemically


bonded


to


totally


porous


silica


particles,


3


to


10?m


in


diameter.



L17


Strong cation exchange resin consisting of sulfonated cross-linked styrene-divinylbenzene


copolymer in the hydrogen form, 7 to 11?m in diameter.



L18


Amino and cyano groups chemically bonded to porous silica particles, 5 to 10?m in diameter.



L19


Strong cation exchange resin consisting of sulfonated cross-linked styrene-divinylbenzene


copolymer in the calcium form, 9?m in diameter.



L20


Dihydroxypropane


groups


chemically


bonded


to


porous


silica


particles,


3


to


10?m


in


diameter.



L21 A rigid, spherical styrene-


divinylbenzene copolymer, 5 to 10?m in diameter.



L22


A


cation


exchange


resin


made


of


porous


polystyrene


gel


with


sulfonic


acid


groups,


about


10?m


in size.


An ion exchange resin made of porous polymethacrylate or polyacrylate gel with quaternary


ammonium groups, about 10?m in size.



A semi-rigid hydrophilic gel consisting of vinyl polymers with numerous hydroxyl groups on


the matrix surface, 32 to 63?m in diameter.



Packing having the capacity to separate compounds with a MW range from 100 to 5000 daltons


(as determined by polyethylene oxide), applied to neutral,


L23


L24


L25


L26


Butyl silane chemically bonded to totally porous silica particles, 5 to 10?m in diameter.


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