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Drying Tubes

For sampling moisture-sensitive compounds, SKC offers a pre-drying tube. The sorbent (sodium sulfate) removes moisture while other chemicals in the airstream pass through unaffected.

Sorbent (Coating)	Catalog Number	Size (mm) ODxLength	Sections	Sorbent (mg)	Ends	Tube Cover	Separators	Qty.
Drying Tube	226-44-02	10x160	1	9000	GS	-	WW	50
Drying Tube	226-44	6x70	1	250	GS	-	WW	50

Back to the Sorbent Tube List by Sorbent Page

Table Notes:

Catalog Number:
* :	Limited shelf-life; contact SKC for more information
‡ :	Tubes are chemically conditioned before shipping; use within 30 days or recondition. Restocking fee applies.
§ :	Each tube has a flow direction arrow and unique number.
• :	Limited shelf-life; refrigerator/freezer storage may be required. Contact SKC for more information.
Tube Ends:
GS:	Glass Sealed
GO:	Glass Open
SS:	Stainless Steel Open
Protective Tube Covers:
A:	6-mm OD x 70-mm length
B:	8-mm OD x 110-mm length
C:	10-mm OD x 150-mm length
D:	10-mm OD x 220-mm length and shorter tubes
P:	Low-volume PUF Tube Holder Do not use an adjustable low flow holder
V:	OVS Tube Holder Do not use an adjustable low flow holder
Separators:
W:	Glass Wool
G:	Glass Fiber Filter
F:	Foam
N:	Nylon Ring
Q:	Quartz Filter
R:	Glass Spacer
S:	Screen
T:	PTFE Ring
Sorbent Equivalencies:
	Anasorb 708 is equivalent to Chromosorb 108.
	Anasorb 727 is equivalent to Chromosorb 106.
	Anasorb 747 is an SKC proprietary sorbent.
	Anasorb C300 is equivalent to Hydrar, Carulite.
	Anasorb CSC is an SKC proprietary sorbent.
	Anasorb GCB1 is equivalent to Carbotrap B (20/40), Carbopack B (60/80).
Trademarks:
	Anasorb ® — SKC Inc
	Chromosorb ® — Manville Corp.
	Porapak ® — Waters Associates, Inc.
	Tenax ® — Buchem B.V.
	XAD ® — Rohm & Haas

Methods for SKC Sorbent Tubes
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Sorbent Tube FAQs

Sorbent Tube Certificates of Quality/Operating Instructions

Sorbent Certificates of Analysis

Sorbent Tube Expiration Dates

For the catalog number of the correct tube for a particular chemical hazard, refer to SKC's:

For SKC sorbent tubes listed by SKC Catalog Number, refer to

Sorbent Sample Tube Selection by SKC Catalog Number

Methods for SKC Sorbent Tubes
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Custom Tubes Available
For specific applications, SKC will manufacture custom sorbent tubes to meet your specific requirements. Download the applicable Custom Sorbent Tube Order Form in PDF format. Complete the form and fax it to your SKC representative, contact your SKC representative, or call the SKC Sales Department at 724-941-9701 for more information.

Custom Sorbent Tube Order Forms

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