Nafion™ Polymer Chemical Retention / Losses and Selectivity

Below is a list of common chemicals that we have performance and selectivity information for. This information has been collected from our customers and represents our collective experience drying gas streams with Nafion™ tubing -based dryers. We welcome additions and corrections to the list. Contact Us with your experience.

Analyte Retention within Nafion™ tubing
Ammonia Variable losses in the form of ammonium hydroxide
Ammonium Hydroxide Over 90% loss
Acetaldehyde Variable loss
Acetic Acid Over 90% loss due to acid catalysis
Acetone (Dimethyl ketone) Over 90% loss
Acetonitrile (Methyl Cyanide) 75% loss
Acrolein (vinyl aldehyde) Variable losses
Anisole 100% Retained in the Sample
Benzaldehyde 75% loss
Benzene 100% Retained in the Sample
Benzonitrile (Phenyl Cyanide) 50% loss
Boron Trifluoride 100% Retained in the Sample
Bromoform 100% Retained in the Sample
Carbon Dioxide 100% Retained in the Sample
Carbon Disulfide 100% Retained in the Sample
Carbon Monoxide 100% Retained in the Sample
Chlorine 100% Retained in the Sample
Chloroethane 100% Retained in the Sample
Chloroform 100% Retained in the Sample
Crotonaldehyde Over 90% loss
Cumene 100% Retained in the Sample
Diacetyl Over 90% loss
Diethyl carbitol Variable losses
Dimethylacetamide Over 90% loss
Dioxane OVer 90% loss
Dimethylformamide (DMF) Over 90% loss
DMS 100% Retained in the Sample
DMSO Over 90% loss
Ethane 100% Retained in the Sample
Ethanol Over 90% loss
Ethyl acetate 15% loss
Ethyl amyl ketone 20% loss
Ethylbenzene 100% Retained in the Sample
Ethyl ether Over 90% loss
Ethylene 100% Retained in the Sample
Ethylene oxide 50% loss
Fluorine 100% Retained in the Sample
Fluorobenzene 100% Retained in the Sample
Formaldehyde Variable loss
Formic acid Variable loss
Helium 100% Retained in the Sample
Heptane 100% Retained in the Sample
Hexane 100% Retained in the Sample
Hydrogen 100% Retained in the Sample
Hydrogen Chloride 100% Retained in the Sample, high purge flow required
Hydrogen Cyanide 100% Retained in the Sample
Hydrogen Fluoride 100% Retained in the Sample
Hydrogen Sulfide 100% Retained in the Sample
Isopropyl Benzene 100% Retained in the Sample
Isobutyl acetate Over 90% loss
Isovaleric acid Variable losses
MEK Over 90% loss
Mesitylene 100% Retained in the Sample
Methane Retained
Methanol Over 90% loss
Methyl Acetate 100% Retained in the Sample
Methyl Bromide 100% Retained in the Sample
Methyl Chloride 100% Retained in the Sample
Methyl isobutyl ketone (MIBK) Over 90% loss
Methyl Methacrylate 100% Retained in the Sample
Methyl Nitrate Variable losses
Methyl Sulfide 100% Retained in the Sample
Nitrobenzene 30% loss
Nitrogen 100% Retained in the Sample
Nitrogen dioxide 100% Retained in the Sample
Octane 100% Retained in the Sample
Oxygen 100% Retained in the Sample
Ozone 100% Retained in the Sample
Propane 100% Retained in the Sample
Phosgene 100% Retained in the Sample
Propionic acid Variable losses
Propylene 100% Retained in the Sample
Propylene oxide 25% loss
Pyridine 100% Retained in the Sample
Sulfur Dioxide 100% Retained in the Sample
Tetrahydrofuran Over 90% loss
Thiosinamine Over 90% loss
Toulene 100% Retained in the Sample
Trichloroethene (TCE) 100% Retained in the Sample
Water Over 90% loss
Xylene 100% Retained in the Sample