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USP

USP 38 Column List

No.

Packing material

Recommended column

L1

Octadecyl silane chemically bonded to porous or non-porous silica or ceramic micro-particles, 1.5 to 10 µm in diameter, or a monolithic rod

Silica C18M

Silica C18P

L3

Porous silica particles, 1.5 to 10 µm in diameter, or a monolithic silica rod.

Silica 5SIL

L7

Octylsilane chemically bonded to totally or superficially porous silica particles, 1.5 to 10 µm in diameter, or a monolithic silica rod.

Silica 5C8

L8

An essentially monomolecular layer of aminopropylsilane chemically bonded to totally porous silica gel support, 1.5 to 10 µm in diameter, or a monolithic silica rod.

Silica 5NH

L10

Nitrile groups chemically bonded to porous silica particles, 1.5 to 10 µm in diameter, or a monolithic silica rod.

Silica 5CN

L11

Phenyl groups chemically bonded to porous silica particles, 1.5 to 10 µm in diameter, or a monolithic silica rod.

Silica 5NPE

L17

Strong cation-exchange resin consisting of sulfonated cross-linked styrene-divinylbenzene copolymer in the hydrogen form, 6 to 12 µm in diameter

SUGAR SH1011

SUGAR SH1821

RSpak KC-811

IC Y-521

L19

Strong cation-exchange resin consisting of sulfonated cross-linked styrene-divinylbenzene copolymer in the calcium form, about 9 µm in diameter

SUGAR SC1011

SUGAR SC1821

SUGAR SC1211

EP SC1011-7F

USPpak MN-431

L20

A rigid, spherical styrene-divinylbenzene copolymer, 3 to 30 µm in diameter

GPC KF-800, K-800, KD-800

KF-600, KF-400HQ, LF,

HFIP-800, HFIP-600, UT-800, HT-800 series, AT-806MS

RSpak DS-613

RSpak DS-413

RSpak RP18-415

L22

A cation-exchange resin made of porous polystyrene gel with sulfonic acid groups, about 10 µm in size

CXpak P-421S

SUGAR SP0810

SUGAR SC1011

SUGAR SC1821

SUGAR KS-800 series

SUGAR SC1211

SUGAR SZ5532

EP SC1011-7F

USPpak MN-431

RSpak DC-613

SUGAR SH1011

SUGAR SH1821

RSpak KC-811

IC Y-521

L23

An anion-exchange resin made of porous polymethacrylate or polyacrylate gel with quartenary ammonium groups, 7 - 12 µm in size

IEC QA-825

L25

Packing having the capacity to separate compounds with a molecular weight range from 100-5000 (as determined by polyethylene oxide), applied to neutral, anionic, and cationic water-soluble polymers. A polymethacrylate resin base, cross-linked with polyhydroxylated ether (surface contained some residual carboxyl functional groups) was found suitable

OHpak SB-802 HQ

OHpak SB-802.5 HQ

L26

Butyl silane chemically bonded to totally porous silica particles, 1.5 to 10 µm in diameter

Silica 5C4

L33

Packing having the capacity to separate dextrans by molecular size over a range of 4,000 to 500,000 Da. It is spherical, silica-based, and processed to provide pH stability

PROTEIN KW-800 series

KW400 series

L34

Strong cation-exchange resin consisting of sulfonated cross-linked styrene-divinylbenzene copolymer in the lead form, 7 to 9 µm in diameter

SUGAR SP0810

L37

Packing having the capacity to separate proteins by molecular size over a range of 2,000 to 40,000 Da. It is a polymethacrylate gel

OHpak SB-803 HQ

OHpak LB-803

L38

A methacrylate-based size-exclusion packing for water-soluble samples

OHpak SB-800 HQ series

OHpak LB-800 series

L39

A hydrophilic polyhydroxymethacrylate gel of totally porous spherical resin

OHpak SB-800 HQ series

OHpak LB-800 series

ODP2 HP

RSpak DM-614

L45

Beta cyclodextrin, R,S-hydroxypropyl ether derivative,  bonded to porous silica  particles, 5 to 10 µm in diameter

ORpak CDBS-453

L58

Strong cation-exchange resin consisting of sulfonated cross-linked styrene-divinylbenzene copolymer in the sodium form, about 6 to 30 µm  diameter

CXpak P-421S

SUGAR KS-800 series

RSpak DC-613

L59

Packing for the size-exclusion separations of proteins (separation by molecular weight) over the range of 5 to 7000 kDa. The packing is spherical 1.5 - 10 µm, silica or hybrid packing with a hydrophilic coating.

PROTEIN KW-800 series

KW400 series

L67

Porous vinyl alcohol copolymer with a C18 alkyl group attached to the hydroxyl group of the polymer, 2 to 10 µm in diameter.

Asahipak ODP-40

Asahipak ODP-50

ET-RP1

L71

A rigid, spherical polymetacrylate, 4 to 6 µm in diameter

RSpak DE-613

RSpak DE-413

RSpak DE-213

L82

Polyamine chemically bonded to cross-linked polyvinyl alcohol polymer, 4 - 5 µm in diameter

Asahipak NH2P-50

Asahipak NH2P-40

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