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216

www.restek.com

GC ACCESSORIES |

INLET LINERS

Inlet Liner Accessories

Prepacked Inlet Liners

Let Restek do the work! Just add the appropriate suffix to the

liner catalog number.

†CarboFrit® inserts require a neck greater than 2 mm.

CarboFrit® Inlet Liner Packing Material

• Highly inert.

• Extends analytical column lifetime.

• Enhances reproducibility of split and

splitless injections.

• Uniform pore size and consistent packing

density guarantee consistent flow through

the liner.

• Easy to install in any liner with an ID >

3.5 mm when using puller-inserter tool

listed below.*

Add the corresponding suffix number to the liner catalog

number.

*Liners with IDs less than 3.5 mm are difficult to pack. We will pack them on a custom

basis (minimum neck ID of 2 mm required).

qty.

suffix

price

ea.

-209.1

addl. cost

5-pk.

-209.5

addl. cost

25-pk.

-209.25

addl. cost

Replacement CarboFrit® Inserts

Description

qty.

cat. #

price

Frits for liner ID ≤ 4 mm

10-pk.

20295

Frits for liner ID > 4 mm

10-pk.

20294

CarboFrit® Puller/Inserter Tool

• Hook end for removing CarboFrit® inserts.

• Bent end (90°) for inserting CarboFrit® inserts.

Description

qty.

cat.#

price

CarboFrit Puller/Inserter Tool

ea.

21642

tech tip

Use of PackingsWith an Autosampler

We recommend using an injection port liner with wool or CarboFrit®

packing when making injections with an autosampler. If there is no

packing material in the liner, the solvent droplets act like water on a hot

iron: they bounce around until vaporized (Leidenfrost phenomenon).

Because autosamplers make rapid injections, samples can be incom-

pletely vaporized, leading to nonreproducible peak response and tail-

ing. You can prevent this by using wool or CarboFrit® packing material in

the splitless liner to provide a surface for the solvent droplets to “sit”on

until the heat from the injector vaporizes them.

Deactivated GlassWool

• More inert than our traditional glass wool.

• Use to vaporize a sample in a liner prior to introduction into

a capillary column.

Description

qty.

cat.#

price

Deactivated Glass Wool

10 grams 24324

Base-Deactivated GlassWool

Ideal for amines and other basic compounds.

Description

qty.

cat.#

price

Base-Deactivated Glass Wool

10 grams 20999

24324

20999

qty.

Wool

CarboFrit†

price

ea.

-200.1

-209.1

addl. cost

5-pk.

-200.5

-209.5

addl. cost

25-pk.

-200.25 -209.25

addl. cost

21642