L1:Octadecylsilane chemically bonded to porous silica or ceramic particles，3 to 10 micron in diameter.

Purospher STAR RP-18

Purospher RP-18

Chromolith PR-18

Lichrospher RP-18

Lichrosorb RP-18

Superspher RP-18

L3: Porous silica particles 5-10 um in diameter.

Chromolith Si

Purospher STAR Si

Lichrospher Si

Lichrosorb Si

L7: Octylsilane chemically bound to porous silica, 3 to 10 micron in diameter.

Purospher STAR RP-8

Chromolith PR-8

Lichrospher RP-8

Lichrosorb RP-8

L8 Aminopropyl silane groups on porous silica, 5, 10 um diameter

Purospher STAR NH2

Lichrospher NH2

L10 Cyano groups bound to porous silica 3-10um diameter

Lichrospher CN

Lichrosorb CN

L20 Dihydroxypropane groups chemically bound to silica, 5,10 um diameter.

Lichrospher Diol

L45 Beta cyclodextrin to porous silica 5,10 um in diameter

ChiraDex