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

- Unlimited sorbent combinations and configurations

- Every tube comes standard with pre-conditioned sorbent

Download PDF Sorbent Selection Chart
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

AnasorbTM 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

AnasorbTM 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

AnasorbTM 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

CarbosieveTM 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

CarbosieveTM 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

CarbosieveTM 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

CarboxenTM 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

CarboxenTM 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

CarboxenTM 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

CarboxenTM 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)

CarboxenTM 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)

CarbosphereTM

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)

PurosieveTM

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)

CarboxenTM 1001

500

0.61

1(400) 2(350) 3(330)

60/80

C2 ~ C5

-90 ~ 120

Similar to CarboxenTM 569

Similar to CarboxenTM 569 in strength and hydrophobicity

N/A

CarboxenTM 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

CarboxenTM 1012

1100

0.50

1(400) 2(350) 3(330)

80/120

C4 ~ C6

0 ~ 140

Larger micropore diameter than most CarboxenTM 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

CarboxenTM 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.

CarboxenTM 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

CarboxenTM 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

CarbopackTM 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

CarbotrapTM 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

CarbopackTM 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

CarbotrapTM 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

CarbopackTM 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

CarbotrapTM 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

CarbopackTM 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

CarbotrapTM 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

CarbopackTM 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

CarbotrapTM 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

CarbopackTM Z

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

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

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.

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 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

AmberliteTM 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-2TM

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

AmberliteTM 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

AnasorbTM 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

ChromosorbTM 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)

ChromosorbTM 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

ChromosorbTM 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.

ChromosorbTM 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.

AnasorbTM 708

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.

HayeSepTM 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.

HayeSepTM 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.

HayeSepTM 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.

ChromosorbTM 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.

HayeSepTM 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

HayeSepTM 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.

PorapakTM 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

HayeSepTM 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.

PorapakTM 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

HayeSepTM 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.

PorapakTM 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

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. .