Speedisk硅胶固相萃取柱

描述

作用模式

应用

Octadecyl(C18)

RP

Non-ionic, non-polar to moderately polar analytes

Octadecyl(C18) LightLoad

RP

Non-ionic, non-polar to polar analytes

Octadecyl(C18) PolarPlus

RP

Non-ionic, basic, non-polar to polar analytes

Octyl(C8)

RP

Non-ionic,non-polar to moderately polar analytes

Octyl(C8) PolarPlus

RP

Non-ionic, basic non-polar to moderately polar analytes

Ethyl(C2)

NP

Non-ionic, highly hydrophobic analytes

Cyano(CN)

RP

Non-ionic,non-polar,aromatic analytes

Phenyl(C6H5)

NP

Polar from non-polar/polar solvents using
hydrogen bonding like mechanisms

Silica Gel(SiOH)

NP

Separate polar from non-polar solvents

Amino(NH2)

NP

Lipids(fatty acids, cholesterol)

Diol(COHCOH)

NP

Strongly polar analytes

Quaternary Amine(N+

Anion Exchange(strongly)

Ionic, acidic analytes

Aromatic Sulfonic Acid(C6H5SO3H)

Cation Exchange(strongly)

Ionic, acidic analytes

Carboxylic Acid

Cation Exchange(weak)

Ionic, acidic analytes

narc-1(Δ9-carboxy THC)

Mixed

Carboxy-tetrahydrocnnabiol(THC)

narc-2(Cocaine,BEC)

-

Hydrophobic/basic analytes (Cocaine,
Benzoylecgonine)

Butyl C4

RP

Non-polar

WP Butyl(C4)

HIC

Proteins/antibodies,desalting

WP CBx(COOH)

IX

Proteins/antibodies/hemoglobin

WP PEI(NH)

IX(weak)

Proteins/antibodies

WP HI-Propyl(C3)Δ

HIC

Proteins/antibodies,desalting