Porapak sorbent tubes contain a range of porous polymer sorbents with increasing polarity, including Porapak N, which is used for monitoring volatile nitriles.
To select a tube for a specific compound refer to the
SKC Sampling Guides or use the
SKC online Hazard Database
Sorbent
(coating) |
Size (mm)
ODxLength |
Sections |
Sorbent
(mg) |
Ends |
Tube
Cover |
Separators |
Pack
Size |
Part Number |
| Porapak-N |
6 x 70 |
2 |
88/44 |
GS |
A |
WWW |
50 |
226-59-01 |
| Porapak-P |
6 x 110 |
2 |
100/50 |
GS |
B |
FWW |
50 |
226-114 |
| Porapak-Q |
6 x 110 |
2 |
150/75 |
GS |
B |
WWW |
50 |
226-115 |
| Porapak-Q |
6 x 70 |
2 |
78/39 |
GS |
A |
WWW |
50 |
226-59-03 |
| Porapak-R |
6 x 70 |
2 |
70/35 |
GS |
A |
WWW |
50 |
226-59-04 |
Porapak-T
Porapak-T
2 tubes total |
6 x 40
6 x 40 |
1
1 |
75
25 |
GO
GO |
B |
WW
WW |
10 Sets |
226-116A * |
Table Notes:
* 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 Fibre 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
