Sorbent Selection Chart

Camsco Sorbent Selection Chart

Selecting Your Sorbent Has Never Been Easier

Overview
Carbon Molecular Sieves (CMS)
Graphitized Carbon Black
Specialty Materials
Porous Polymers

Camsco's Sorbent Selection Chart is the most comprehensive of its kind on the market and we are pleased to offer the downloadable PDF as well. Use the tabs above to see the details for each sorbent.

Should you need further assistance in choosing the correct tube type, please contact our technical support here.

- Largest available selection of sorbent in the industry

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Sorbent Name	Surface Area (m^2/g)	Packing Density (g/cm^3)	1(Maximum Temperature) 2(Conditioning Temperature) 3(Desorption Temperature) (°C) ≤	Mesh Size	Volatility Range by Carbon	Volatility Range by Temperature (°C)	Analytes	Features	Weakness
Anasorb^TM CMC	800	N/A	¹(400) ²(350) ³(325)	Various	C3 ~ C4	-40 ~ 80	Developed for sampling very volatile organic compounds, freons, volatile haloforms like methyl chloride and dichloromethane. Examples also include acetone, anaesthetic gases, propene and sulfuryl fluoride (vicane)	High surface area, used for both thermal and solvent desorption. Slightly hydrophilic. Desorption efficiencies of polar compounds are higher than with charcoal when sampling VOCs. Comparable to Carbosieve S-III, similar to Carboxen 1000/1003	Easily and irreversibly contaminated by high boilers – protect with front bed of weaker sorbent
Anasorb^TM CMS	1700	N/A	¹(400) ²(350) ³(325)	Various	C2 ~ C4	-90 ~ 80	Discontinued in 2010 and should be replaced by Carbosieve S-III	N/A	N/A
Anasorb^TM 747 (Beaded active carbon)	980	N/A	¹(350) ²(N/A) ³(N/A)	20/40	C2 ~ C5	-90 ~ 120	A wide range of polar and non-polar compounds, similar to charcoals but better for polar compounds. Examples include propene oxide, dichloromethane, methanol and a variety of ketones and acrylates	High surface area, capacity for organic vapors similar to petroleum-based and coconut shell charcoal. Normally used with solvent desorption. But does not catalyze the breakdown of ketones on its surface	Easily and irreversibly contaminated by high boilers – protect with front bed of weaker sorbent
Carbosieve^TM S-II	1060	0.45	¹(400) ²(350) ³(330)	60/80, 80/100	C1 ~ C2	-160 ~ 0	Permanent gases (H2, O2, Ar, CO and CO2) and C1 ~ C2 hydrocarbons (methane, ethane, ethylene, acetylene)	High capacity / breakthrough volume for small molecules. Some hydrophilicity, Low artifacts (<0.1ng)	Easily and irreversibly contaminated by high boilers – protect with front bed of weaker sorbent
Carbosieve^TM S-III	820	0.61	¹(400) ²(350) ³(330)	60/80	C2 ~ C4	-90 ~ 80	Permanent gases (H2, O2, Ar, CO and CO2) and C2 ~ C4 hydrocarbons, chloromethane	High capacity / breakthrough volume for small molecules. Moderately hydrophilic, Low artifacts (<0.1ng). Comparable to Anasorb CMC, similar to Carboxen 1000/1003	Low desorption efficiency for polar compounds. Less retentive capability than charcoal. Easily and irreversibly contaminated by high boilers. Retains more water than Carboxen 569
Carbosieve^TM G	1160	0.49	¹(200) ²(190) ³(190)	various	C1 ~ C3	-160 ~ 50	Permanent gases and C2-C3 hydrocarbons	High capacity / breakthrough volume for small molecules. Low back pressure.	Easily and irreversibly contaminated by high boilers – protect with front bed of weaker sorbent
Carboxen^TM 563 (Ambersorb 340)	510	0.55	¹(400) ²(350) ³(330)	20/45	C3 ~ C5	50 ~ 120	C3 ~ C5 VOCs; Similar to Carboxen 564	Low back pressure. Highly hydrophobic – humidity proof. Preferred over Ambersorb XE-340 for higher capacity / breakthrough volume in VOC analysis	Low desorption efficiency for polar compounds. May produce sulfur compounds as artifacts, typically SO2
Carboxen^TM 564	400	0.59	¹(400) ²(350) ³(330)	20/45	C2 ~ C5	-90 ~ 120	C2 ~ C5 VOCs; Similar to Carboxen 563 but less capacity for water	Low back pressure. Highly hydrophobic – humidity proof. Preferred over Ambersorb 347 for higher capacity / breakthrough volume in VOC analysis	Less sulfur content than Carboxen 563
Carboxen^TM 569	485	0.61	¹(400) ²(350) ³(330)	20/45	C2 ~ C5	-90 ~ 120	Similar to Carboxen 563 and 564, but higher capacity for organic molecules and less capacity for water	Closed micropores. Hydrophobic – humidity proof. No Ambersorb equivalent.	N/A
Carboxen^TM 1000	1200	0.52	¹(400) ²(350) ³(300)	40/60, 60/80, 80/100	C2 ~ C4	-90 ~ 80	Permanent gases (H2, O2, Ar, CO and CO2) and C2 ~ C4 hydrocarbons, i.e., vinyl chloride	Low artifacts but can produce sulfur compounds at high temp. Better desorption efficiency than S-III, significantly hydrophilic – do NOT use in humid conditions	Not as retentive as Carbosieve S-III. Easily and irreversibly contaminated by high boilers. May produce sulfur compounds as artifacts, typically SO2. High artifacts (>10ng)
Carboxen^TM 572	1200	0.52	¹(400) ²(350) ³(300)	20/45, 40/60, 60/80, 80/100	C2 ~ C4	-90 ~ 80	Permanent gases (H2, O2, Ar, CO and CO2) and C2 ~ C4 hydrocarbons, i.e., vinyl chloride	Low artifacts but can produce sulfur compounds at high temp. Better desorption efficiency than S-III, significantly hydrophilic – do NOT use in humid conditions	Not as retentive as Carbosieve S-III. Easily and irreversibly contaminated by high boilers. May produce sulfur compounds as artifacts, typically SO2. High artifacts (>10ng)
Carbosphere^TM	1200	0.52	¹(400) ²(350) ³(300)	40/60, 60/80, 80/100	C2 ~ C4	-90 ~ 80	Permanent gases (H2, O2, Ar, CO and CO2) and C2 ~ C4 hydrocarbons, i.e., vinyl chloride	Low artifacts but can produce sulfur compounds at high temp. Better desorption efficiency than S-III, significantly hydrophilic – do NOT use in humid conditions	Not as retentive as Carbosieve S-III. Easily and irreversibly contaminated by high boilers. May produce sulfur compounds as artifacts, typically SO2. High artifacts (>10ng)
Purosieve^TM	1200	0.52	¹(400) ²(350) ³(300)	40/60, 60/80, 80/100	C2 ~ C4	-90 ~ 80	Permanent gases (H2, O2, Ar, CO and CO2) and C2 ~ C4 hydrocarbons, i.e., vinyl chloride	Low artifacts but can produce sulfur compounds at high temp. Better desorption efficiency than S-III, significantly hydrophilic – do NOT use in humid conditions	Not as retentive as Carbosieve S-III. Easily and irreversibly contaminated by high boilers. May produce sulfur compounds as artifacts, typically SO2. High artifacts (>10ng)
Carboxen^TM 1001	500	0.61	¹(400) ²(350) ³(330)	60/80	C2 ~ C5	-90 ~ 120	Similar to Carboxen^TM 569	Similar to Carboxen^TM 569 in strength and hydrophobicity	N/A
Carboxen^TM 1003	1000	0.46	¹(400) ²(350) ³(330)	40/60	C2 ~ C5	-90 ~ 120	Permanent gases (H2, O2, Ar, CO and CO2) and C2 ~ C5 hydrocarbons	Large surface area and hydrophobic. Similar to Carboxen 1000, Carbosieve S-III and Anasorb CMS but retains even less water	Easily and irreversibly contaminated by high boilers – protect with front bed of weaker sorbent
Carboxen^TM 1012	1100	0.50	¹(400) ²(350) ³(330)	80/120	C4 ~ C6	0 ~ 140	Larger micropore diameter than most Carboxen^TM sorbents for slightly heavier analytes up to C6	Inert. Also used for aqueous phase adsorption of organic compounds	Easily and irreversibly contaminated by high boilers – protect with front bed of weaker sorbent
Carboxen^TM 1016	75	0.40	¹(400) ²(350) ³(330)	60/80	C3 ~ C9	-40 ~ 150	The weakest sorbent in the CMS family, extended range to C9	Low surface area compared to other CMS sorbents – a very rare property in CMS family.	Low breakthrough volume prohibits use as the final bed in a multi-sorbent design.
Carboxen^TM 1018	675	0.60	¹(400) ²(350) ³(330)	60/80	C2 ~ C3	-90 ~ 50	Ethane, acetylene, acetaldehyde and other C2 ~ C3	Breath sampling tubes exhaled breath samples. Inert and hydrophobic	N/A
Carboxen^TM 1021	600	0.62	¹(400) ²(350) ³(330)	60/80	C2 ~ C3	-90 ~ 50	Ethane, acetylene, acetaldehyde and other C2 ~ C3	Breath sampling tubes exhaled breath samples. Inert and hydrophobic	N/A
Molecular Sieve 5Å	600 ~ 1000	N/A	¹(400) ²(350) ³(300)	30/40, 45/60, 60/80	C2 ~ C4	-90 ~ 80	Permanent gases, and Nitrous Oxide	Significantly hydrophilic – do NOT use in humid conditions	Easily and irreversibly contaminated by high boilers, high artifacts (>10ng)

Amberlite and XAD are registered trademarks of The Dow Chemical Company or an affiliated company of Dow. Supelpak, Carbosieve, Carboxen and Carbopack are trademarks of Sigma-Aldrich Co. LLC. Anasorb is a registered trademark of SKC, Inc. Chromosorb is a registered trademark of Imerys Minerals California, Inc. HayeSep is a registered trademark of Hayes Separation Inc. Tenax is a registered trademark of Buchem B.V.. Carbograph is a trademark of LARA S.r.l. .

Sorbent Name	Surface Area (m^2/g)	Packing Density (g/cm^3)	1(Maximum Temperature) 2(Conditioning Temperature) 3(Desorption Temperature) (°C) ≤	Mesh Size	Volatility Range by Carbon	Volatility Range by Temperature (°C)	Analytes	Features	Weakness
Carbograph 1	100	0.35	¹(400) ²(350) ³(325)	various	C5 ~ C12	50 ~ 220	A wide range from medium to high volatility: Ketones, alcohols, and aldehydes (but not formaldehyde). Nonpolars within volatility range. Perfluorocarbon tracer gases.	High thermal stability. Low artifacts (<0.1ng). Low back pressure.	Lower desorption efficiency than Tenax for higher molecular weight compounds when used for sampling in saturated atmospheres, i.e. during thermal stripping. Some activity with labile compounds. Friable
Carbopack^TM B	100	0.35	¹(400) ²(350) ³(325)	60/80	C5 ~ C12	50 ~ 220	A wide range from medium to high volatility: Ketones, alcohols, and aldehydes (but not formaldehyde). Nonpolars within volatility range. Perfluorocarbon tracer gases.	High thermal stability. Low artifacts (<0.1ng). Low back pressure.	Lower desorption efficiency than Tenax for higher molecular weight compounds when used for sampling in saturated atmospheres, i.e. during thermal stripping. Some activity with labile compounds. Friable
Carbotrap^TM B	100	0.37	¹(400) ²(350) ³(325)	20/40	C5 ~ C12	50 ~ 220	A wide range from medium to high volatility: Ketones, alcohols, and aldehydes (but not formaldehyde). Nonpolars within volatility range. Perfluorocarbon tracer gases.	High thermal stability. Low artifacts (<0.1ng). Low back pressure	Lower desorption efficiency than Tenax for higher molecular weight compounds when used for sampling in saturated atmospheres, i.e. during thermal stripping. Some activity with labile compounds. Friable
Anasorb GCB1	100 ~ 200	0.35	¹(400) ²(350) ³(325)	various	C5 ~ C12	50 ~ 220	GCB1 for both aliphatic and aromatic hydrocarbons, stronger than Carbograph 1	Hydrophobic – humidity proof.	N/A
Carbograph 2	10	0.68	¹(400) ²(350) ³(325)	various	C8 ~ C20	130 ~ 350	In general, Carbopack C extends the capability of Carbopack B to higher molecular weight analytes. Alkyl Benzenes and large aliphatics (C8 ~ C20). Heavy organics: PCBs (polychlorobiphenols), PNAs (Polynuclear aromatics).	High thermal stability. Low artifacts (<0.1ng). Low back pressure, low surface area. Hydrophobic – humidity proof.	Some activity with labile compounds. Low surface area. Friable
Carbopack^TM C	10	0.68	¹(400) ²(350) ³(325)	60+	C8 ~ C20	130 ~ 350	In general, Carbopack C extends the capability of Carbopack B to higher molecular weight analytes. Alkyl Benzenes and large aliphatics (C8 ~ C20). Heavy organics: PCBs (polychlorobiphenols), PNAs (Polynuclear aromatics).	High thermal stability. Low artifacts (<0.1ng). Low back pressure, low surface area. Hydrophobic – humidity proof.	Some activity with labile compounds. Low surface area. Friable
Carbotrap^TM C	10	0.68	¹(400) ²(350) ³(325)	20/40	C8 ~ C20	130 ~ 350	In general, Carbopack C extends the capability of Carbopack B to higher molecular weight analytes. Alkyl Benzenes and large aliphatics (C8 ~ C20). Heavy organics: PCBs (polychlorobiphenols), PNAs (Polynuclear aromatics).	High thermal stability. Low artifacts (<0.1ng). Low back pressure, low surface area. Hydrophobic – humidity proof.	Some activity with labile compounds. Low surface area. Friable
Anasorb GCB2	10~13	0.68	¹(400) ²(350) ³(325)	various	C8 ~ C20	130 ~ 350	In general, Carbopack C extends the capability of Carbopack B to higher molecular weight analytes. Alkyl Benzenes and large aliphatics (C8 ~ C20). Heavy organics: PCBs (polychlorobiphenols), PNAs (Polynuclear aromatics).	High thermal stability. Low artifacts (<0.1ng). Low back pressure, low surface area. Hydrophobic – humidity proof	Some activity with labile compounds. Low surface area. Friable
Carbograph 3	5	0.64	¹(400) ²(350) ³(325)	various	C9 ~ C30, Esp. > C20	150 ~ 450	In general, Carbopack F extends the capability of Carbopack B to higher molecular weight analytes. Lower surface area for trapping and efficiently releasing larger molecules, in the C9 ~ C30 range	High thermal stability. Very low surface area. Hydrophobic – humidity proof.	Some activity with labile compounds. Very low surface area. Friable
Carbopack^TM F	5	0.64	¹(400) ²(350) ³(325)	60/80	C9 ~ C30, Esp. > C20	150 ~ 450	In general, Carbopack F extends the capability of Carbopack B to higher molecular weight analytes. Lower surface area for trapping and efficiently releasing larger molecules, in the C9 ~ C30 range	High thermal stability. Very low surface area. Hydrophobic – humidity proof.	Some activity with labile compounds. Very low surface area. Friable
Carbotrap^TM F	5	0.69	¹(400) ²(350) ³(325)	20/40	C9 ~ C30, Esp. > C20	150 ~ 450	In general, Carbopack F extends the capability of Carbopack B to higher molecular weight analytes. Lower surface area for trapping and efficiently releasing larger molecules, in the C9 ~ C30 range	High thermal stability. Very low surface area. Hydrophobic – humidity proof	Some activity with labile compounds. Very low surface area. Friable
Carbograph 5	240	0.41	¹(400) ²(350) ³(350)	various	C3 ~ C8	-40 ~ 130	Light to medium hydrocarbons, especially good for 1,3-Butadiene, benzene, toluene, and xylene. Suitable for similar aromatics	High thermal stability. Low artifacts (<0.1ng). Hydrophobic – humidity proof.	Some activity with labile compounds. Friable
Carbopack^TM X	240	0.41	¹(400) ²(350) ³(350)	40+; 60/80	C3 ~ C8	-40 ~ 130	Light to medium hydrocarbons, especially good for 1,3-Butadiene, benzene, toluene, and xylene. Suitable for similar aromatics	High thermal stability. Low artifacts (<0.1ng). Hydrophobic. Porous, bridges CMS’s and GCB’s in terms of sorbent strength	Some activity with labile compounds. Friable
Carbotrap^TM X	240	0.43	¹(400) ²(350) ³(350)	20/40	C3 ~ C8	-40 ~ 130	Light to medium hydrocarbons, especially good for 1,3-Butadiene, benzene, toluene, and xylene. Suitable for similar aromatics	High thermal stability. Low artifacts (<0.1ng). Hydrophobic. Porous, bridges CMS’s and GCB’s in terms of sorbent strength	Some activity with labile compounds. Friable
Carbograph 4	130	N/A	¹(400) ²(350) ³(325)	various	C4 ~ C12	0 ~ 220	Medium weight hydrocarbons, sorbent strength sits between Carbograph 1 and 5.	Unique GCB that doesn't have Carbopack equivalent	Very few publication or reference
Carbopack^TM Y	24	0.42	¹(400) ²(350) ³(325)	60+	C12 ~ C20	220 ~ 350	Less volatile Hydrocarbons C12 ~ C20	High thermal stability. Bridges Carbopack C and Carbopack B in terms of sorbent strength	Friable
Carbotrap^TM Y	24	0.45	¹(400) ²(350) ³(325)	20/40	C12 ~ C20	220 ~ 350	Less volatile Hydrocarbons C12 ~ C20	High thermal stability. Bridges Carbopack C and Carbopack B in terms of sorbent strength	Friable
Carbopack^TMZ	220	0.18	¹(400) ²(350) ³(325)	20/40, 60/80	C3 ~ C9	-40 ~ 150	Light hydrocarbons C3 ~ C9	High thermal stability.	Friable

Sorbent Name	Surface Area (m^2/g)	Packing Density (g/cm^3)	1(Maximum Temperature) 2(Conditioning Temperature) 3(Desorption Temperature) (°C) ≤	Mesh Size	Volatility Range by Carbon	Volatility Range by Temperature (°C	Analytes	Features	Weakness
Glass Beads	<5	1.68	¹(350) ²(350) ³(330)	60/80	C30 ~ C40	450 ~ 525	Semi-volatiles, solids at room temperature	Thermally stable, inert, low surface area. Acts as a filter at tube inlet, segregating higher boiling compounds from more tenacious adsorbents	Suitable only for large molecules
Silica Gel	750	0.76	¹(200) ²(190) ³(180)	60/80, 80/100	Water, polar compounds	N/A	Low-boiling polar compounds, Especially useful for separating chlorinated or sulfur compounds from matrices with hydrocarbon interferences	Within optimum range, good adsorption / desorption qualities. Either granular or beaded forms. Can be chemically modified to fit different applications.	Retains water (adsorbs up to 40% of its own weight in moisture), little affinity for non-polar compounds.
Coconut Charcoal	1070	0.57	¹(400) ²(190) ³(180)	20/40	C2 ~ C5	-90 ~ 120	Wide variety of non-polar compounds	High capacity / breakthrough volume for low boilers. Greater retention capability (lower desorption efficiency) than Carbosieve SIII or Anasorb CMS	Higher Capacity than Carbosieve SIII or Anasorb CMS. Tendency to retain water. May catalyze ketone breakdown
Anasorb CSC	1200	0.57	¹(400) ²(190) ³(180)	60/80	C2 ~ C5	-90 ~ 120	Wide variety of non-polar compounds	High capacity / breakthrough volume for low boilers. Greater retention capability (lower desorption efficiency) than Carbosieve SIII or Anasorb CMS	Higher Capacity than Carbosieve SIII or Anasorb CMS. Tendency to retain water. May catalyze ketone breakdown.
Petroleum (JXC) Charcoal	1050	0.50	¹(400) ²(190) ³(180)	20/40	C2 ~ C5	-90 ~ 120	Charcoal derived from residue of petroleum products	High capacity / breakthrough volume for low boilers. Greater retention capability (lower desorption efficiency) than Carbosieve SIII or Anasorb CMS	Higher Capacity than Carbosieve SIII or Anasorb CMS. Tendency to retain water. May catalyze ketone breakdown.

Sorbent Type	Surface Area (m^2/g)	Packing Density (g/cm^3)	1(Maximum Temperature) 2(Conditioning Temperature) 3(Desorption Temperature) (°C) ≤	Mesh Size	Volatility Range by Carbon	Volatility Range by Temperature (°C)	Analytes	Features	Weakness
Amberlite^TM XAD-2	330	1.02	¹(190) ²(N/A) ³(N/A)	20/60	Specific	N/A	Polyaromatic hydrocarbons, chlorinated pesticides, organothiophosphates. Used to remove hydrophobic compounds up to 20,000 MW	Styrene/divinylbenzene copolymer. Moderate surface area; hydrophobic (dipole moment 0.3). Normally used with solvent desorption.	Low temperature limit
Supelpak-2^TM	330	1.02	¹(190) ²(N/A) ³(N/A)	20/60	Specific	N/A	Polyaromatic hydrocarbons, chlorinated pesticides, organothiophosphates. Used to remove hydrophobic compounds up to 20,000 MW	Styrene/divinylbenzene copolymer. Moderate surface area; hydrophobic (dipole moment 0.3). Normally used with solvent desorption.	Low temperature limit
Amberlite^TM XAD-4	725	1.02	¹(150) ²(N/A) ³(N/A)	20/60	Specific	N/A	Used to remove small hydrophobic compounds and surfactants; widely used to remove chlorinated organics, organophosphorus pesticides, phenols, etc.	Styrene/divinylbenzene copolymer. Same as above, but larger surface area than XAD-2. Similarities to Anasorb 727 and Chromosorb 106.	Low temperature limit
Anasorb^TM 727	700 ~ 800	N/A	¹(250) ²(250) ³(225)	20/40	C5 ~ C12	50 ~ 200	Developed for sampling reactive compounds thanks to its unreactiveness, but capable of a wide range of compounds similar to Chromosorb 106	High surface area, highly inert. Extremely hydrophobic, all-purpose sorbent similar to XAD-4 and Chromosorb 106, thermal or solvent desorption	Low temperature limit. Special order item, limited mesh sizes available
Chromosorb^TM 102	350	0.29	¹(250) ²(250) ³(225)	Various	C5 ~ C12	50 ~ 200	Wide range of VOCs, oxygenated compounds, haloforms and chlorine-containing pesticides that has a BP >40 °C (less volatile than methylene chloride). Some functional similarities to Amberlite XAD-2	Styrene/ Divinylbenzene (DVB) copolymer. Hydrophobic, inert. Some background at high temp (> 200°C). Note: The polarity of sorbents: Chromosorb 106 < Porapak Q < Chromosorb 102 < Porapak R = Chromosorb 105 < Porapak N < Chromosorb 101 < Porapak P < Chromosorb 103 < Chromosorb 104	Low temperature limit. High artifacts (10ng)
Chromosorb^TM 106	700 ~ 800	0.28	¹(250) ²(250) ³(225)	Various	C5 ~ C12	50 ~ 200	Low-boiling hydrocarbons, benzene, labile compounds, volatile oxygenated compounds. Functionally similar to Anasorb 727, more mesh sizes	Styrene/ DVB copolymer. Hydrophobic, inert. The least polar polymer in the Chromosorb family. Some functional similarities to Anasorb 727 and XAD-4	Low temperature limit. High artifacts (10ng), batch-to-batch variations
Chromosorb^TM 107	400 ~ 500	0.30	¹(250) ²(225) ³(225)	Various	C1 ~ C9	-160 ~ 150	Vinyl acetate, formaldehyde from water and acetylene from lower hydrocarbons. Sulfur compounds. Not recommended for glycols and amines	Cross-linked acrylic ester polymer. Hydrophobic and polar. Note: The polarity of Chromosorb 107/108 increases with their exposure to high temperature (~ 200°C, for example)	Low temperature limit.
Chromosorb^TM 108	100 ~ 200	0.30	¹(250) ²(225) ³(225)	Various	C1 ~ C9	-160 ~ 150	Polar small molecules such as alcohols, water, aldehydes and glycols.	Cross-linked acrylic. Hydrophobic and polar. See the note above.	Low temperature limit.
Anasorb^TM708	100 ~ 200	0.30	¹(250) ²(225) ³(225)	Various	C1 ~ C9	-160 ~ 150	Polar small molecules such as alcohols, water, aldehydes and glycols.	Cross-linked acrylic. Hydrophobic and polar. See the note above.	Low temperature limit.
HayeSep^TM A	526	0.36	¹(165) ²(165) ³(150)	Various	C0 ~ C2	-200 ~ 0	Hydrogen, oxygen, argon, carbon oxides, nitric oxide, C2, hydrogen sulphide, and water	DVB polymer. Polarity 7/10, hydrophilic. Permanent C0 gases at ambient temp; C2, hydrogen sulphide and water at higher temp.	Low temperature limit.
HayeSep^TM B	608	0.33	¹(190) ²(190) ³(180)	Various	C1 ~ C2	-160 ~ 0	C1 and C2 amines, trace levels of ammonia and water	DVB and polyethyleneimine (PEI) copolymer. Polarity 8/10. Highly hydrophilic.	Low temperature limit.
HayeSep^TM C	442	0.34	¹(250) ²(250) ³(225)	Various	Specific	N/A	Polar hydrocarbons as well as small inorganics such as NOx, COx SOx, HCN, NH3, H2S, and water	DVB and acrylonitrile (ACN) copolymer, Polarity 6/10, hydrophilic. Similar separation characteristics to Chromosorb 104	Low temperature limit.
Chromosorb^TM 105	650	N/A	¹(250) ²(250) ³(225)	Various	Specific	N/A	Polar hydrocarbons as well as small inorganics such as NOx, COx SOx, HCN, NH3, H2S, and water	DVB and acrylonitrile (ACN) copolymer, Polarity 6/10, hydrophilic. Similar separation characteristics to Chromosorb 104	Low temperature limit.
HayeSep^TM D	795	0.33	¹(290) ²(190) ³(180)	Various	C1 ~ C9	-160 ~ 160	Low molecular weight compounds, esp. acetylene, halogen, and sulfur groups. CO and CO2 analysis	DVB polymer. Polarity 1/10, highly hydrophobic. Backup for Tenax where carbon based adsorbents are unsuitable. Retains low boiling compounds that breakthrough Tenax, esp. in saturated atmosphere	Low temperature limit. Moderate artifact level at upper temperature limit. High pressure drop
HayeSep^TM N	405	0.36	¹(165) ²(165) ³(150)	Various	C5 ~ C8	50 ~ 130	Volatile nitriles, e.g. acrylonitrile, acetonitrile, propionitrile. Pyridine, volatile alcohols, ethanol, methyl ethyl ketone	DVB and ethylene glycolmethacrylat (EGDM) copolymer. Polarity 9/10, Highly hydrophilic.	Low temperature limit.
Porapak^TM N	300	0.38	¹(190) ²(180) ³(160)	Various	C5 ~ C9	50 ~ 150	Volatile nitriles, e.g. acrylonitrile, acetonitrile, propionitrile. Pyridine, volatile alcohols, ethanol, methyl ethyl ketone	Porapak polymers are in order of increasing polarity as types P, PS, Q, QS, R, S, N, and T	High artifacts ~10ng
HayeSep^TM P	165	0.42	¹(250) ²(250) ³(225)	Various	C5 ~ C11	50 ~ 200	Esters, ethers, ketones, alcohols, Hydrocarbons, fatty acids, aldehydes and glycols. Not recommended for amines and anilines	DVB/Styrene copolymer. Polarity 3/10	Low temperature limit.
Porapak^TM P/PS	150	0.27	¹(250) ²(250) ³(225)	Various	C5 ~ C11	50 ~ 200	Esters, ethers, ketones, alcohols, Hydrocarbons, fatty acids, aldehydes and glycols. Not recommended for amines and anilines	Porapak polymers are in order of increasing polarity as types P, PS, Q, QS, R, S, N, and T
HayeSep^TM Q	582	0.35	¹(275) ²(275) ³(250)	Various	C5 ~ C12	50 ~ 200	Some similarities to Chromosorb 106.	DVB polymer. Polarity 2/10, hydrophobic.	Low temperature limit.
Porapak^TM Q/QS	550	0.34	¹(250) ²(250) ³(225)	Various	C5 ~ C12	50 ~ 200	Not for amines and anilines, not for nitric oxides	Porapak polymers are in order of increasing polarity as types P, PS, Q, QS, R, S, N, and T	High artifacts, nitrated by nitrogen oxide gases
Tenax TA™	35	0.28	¹(350) ²(320) ³(300)	20/35 35/60 60/80	C6 ~ C26	100 ~ 400°C	Aromatics (except benzene), nonpolars (BP>150°C), semi-volatile polars (BP>150°C).	Poly (2,6-diphenyl-p-phenylenoxide) polymer. Low surface area, within optimum range, will readily / efficiently release what it adsorbs and can be easily cleaned to a very low background. Inert and does not react with labile compounds. Low inherent artifacts (<1ng). Low affinity for water, hydrophobic.	Low breakthrough volume. May form some artifacts when heated, reported sources are: CO2 ,benzene, toluene, benzaldehyde, acetophe
Tenax GR	24	0.41	¹(350) ²(320) ³(300)	20/35 35/60 60/80	C7 ~ C30	100 ~ 450°C	Alkyl benzenes, PAH’s (polycyclic aromatic hydrocarbons), PCB’s (polychlorobiphenols)	Low surface area. Lower affinity for water than Tenax-TA. Chemical composition: 30% graphite carbon & 70% Tenax TA	Low breakthrough volume

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