WARNING - PermSelect

1 MedArray, Inc. | 3915 Research Park Dr., Suite A-4 | Ann Arbor, MI 48108, USA Page 1 Tel: +1 (734) 769-1066 Fax: +1 (734) 761-5030 V02082011 Silicone (PDMS) Chemical Compatibility WARNING . The information in this document has been gathered from reputable sources on the Internet and is to be used ONLY as an initial guide for screening the suitability of silicone for contact with certain substances. In addition, many other factors such as temperature, pressure, concentration, and length of exposure can also play a significant role in determining the suitability of silicone membranes in your intended application.

2 It is the responsibility of the user to determine the suitability of PermSelect silicone membrane modules in its specific application, and to be satisfied with its own testing that the membrane module is fit and suitable for use with its intended application, and that such application is a safe application. MedArray does not warrant (either expressed or implied) that the information in this chart is accurate or complete or that PermSelect membrane modules are suitable for any purpose. To help users conduct their own compatibility testing contact us to request a small (3 x 3 ) silicone membrane test sample (within the US only).

3 ChemicalCompatibilityChemicalCompatibili ty AlkazeneD-Severe Effect Alcohols:EthylB-Good Ammonia, Gas, ColdA-Excellent Alcohols: FurfurylD-Severe Effect Ammonia, Gas, HotA-Excellent Alcohols:HexylB-Good Aniline OilD-Severe Effect Alcohols:IsobutylA-Excellent Animal OilN/A Alcohols:IsopropylA-Excellent ArgonB-Good Alcohols:MethylA-Excellent Atomotive Break FluidA-Excellent Alcohols:OctylB-Good Automatic Transmission FluidD-Severe Effect Alcohols:PropylA-Excellent BenzophenoneD-Severe Effect Aluminum AcetateD-Severe Effect Benzyl AlcoholN/A Aluminum ChlorideB-Good Benzyl BenzoateN/A Aluminum Chloride 20%B-Good Benzyl ChlorideD-Severe Effect Aluminum FluorideB-Good BromobenzeneD-Severe Effect Aluminum HydroxideN/A Butyl Alcohol B-Good Aluminum NitrateB1-Good CarbitolB-Good Aluminum Potassium Sulfate 10%A-Excellent AcetaldehydeA-Excellent Aluminum Potassium Sulfate 100%A-Excellent AcetamideB-Good Aluminum SulfateA-Excellent Acetate SolventC-Fair AlumsA1-Excellent Acetic AcidC-Fair AminesB-Good Acetic Acid 20%B-Good Ammonia 10%N/A Acetic Acid 80%B-Good Ammonia NitrateN/A Acetic Acid.

4 GlacialB-Good Ammonia, anhydrousC-Fair Acetic AnhydrideC-Fair Ammonia, liquidN/A AcetoneD-Severe Effect Ammonium AcetateN/A AcetophenoneD-Severe Effect Ammonium BifluorideN/A Acetyl BromideN/A Ammonium CarbonateC-Fair Acetyl Chloride (dry)C-Fair Ammonium CaseinateN/A AcetyleneB-Good Ammonium ChlorideC-Fair AcrylonitrileD-Severe Effect Ammonium HydroxideA-Excellent Adipic AcidN/A Ammonium NitrateC-Fair Alcohols:AmylD-Severe Effect Ammonium OxalateN/A Alcohols:BenzylN/A Ammonium PersulfateD-Severe Effect Alcohols:ButylB-Good Ammonium Phosphate, DibasicA-Excellent Alcohols:DiacetoneD-Severe Effect Ammonium Phosphate, MonobasicA-Excellent MedArray, Inc.

5 | 3915 Research Park Dr., Suite A-4 | Ann Arbor, MI 48108, USA Page 2 Tel: +1 (734) 769-1066 Fax: +1 (734) 761-5030 V02082011 ChemicalCompatibilityChemicalCompatibili ty Ammonium Phosphate, TribasicA-Excellent Butyl PhthalateA1-Excellent Ammonium SulfateA-Excellent ButylacetateD-Severe Effect Ammonium SulfiteN/A ButyleneD-Severe Effect Ammonium ThiosulfateN/A Butyric AcidD-Severe Effect Amyl AcetateD-Severe Effect Calcium BisulfateC-Fair Amyl AlcoholD-Severe Effect Calcium BisulfideC-Fair Amyl ChlorideD-Severe Effect Calcium BisulfiteA-Excellent Amyl ChloronaphtaleneD-Severe Effect Calcium CarbonateA-Excellent AnilineB-Good Calcium ChlorateN/A Aniline HydrochlorideD-Severe Effect Calcium ChlorideA-Excellent AntifreezeC-Fair Calcium HydroxideA-Excellent Antimony TrichlorideN/A Calcium HypochloriteB-Good Aqua Regia (80% HCl.)

6 20% HNO3)D-Severe Effect Calcium NitrateB1-Good Arochlor 1248B-Good Calcium OxideA-Excellent Aromatic HydrocarbonsD-Severe Effect Calcium SulfateN/A Arsenic AcidA-Excellent Calcium SulfideB-Good Arsenic SaltsN/A CalgonA-Excellent AsphaltD-Severe Effect Cane JuiceA-Excellent Barium CarbonateN/A Carbolic Acid (Phenol)D-Severe Effect Barium ChlorideA-Excellent Carbon BisulfideN/A Barium CyanideN/A Carbon Dioxide (dry)B-Good Barium HydroxideA-Excellent Carbon Dioxide (wet)B-Good Barium NitrateB-Good Carbon DisulfideN/A Barium SulfateA-Excellent Carbon MonoxideA2-Excellent Barium SulfideA-Excellent Carbon TetrachlorideD-Severe Effect BeerA-Excellent Carbon Tetrachloride (dry)D-Severe Effect Beet Sugar LiquidsA-Excellent Carbon Tetrachloride (wet)D-Severe Effect BenzaldehydeD-Severe Effect Carbonated WaterN/A BenzeneD-Severe Effect Carbonic AcidA-Excellent Benzene Sulfonic AcidD-Severe Effect CatsupN/A Benzoic AcidB-Good Chloric AcidN/A BenzolD-Severe Effect Chlorinated GlueN/A BenzonitrileA1-Excellent Chlorine (dry)

7 D-Severe Effect Benzyl ChlorideD-Severe Effect Chlorine WaterD-Severe Effect Bleaching LiquorsB-Good Chlorine, Anhydrous LiquidD-Severe Effect Borax ( sodium Borate)B-Good Chlorine DioxideC-Fair Boric AcidA-Excellent Chlorine TrifluorideD-Severe Effect Brewery SlopN/A Chloroacetic AcidD-Severe Effect BromineD-Severe Effect Chlorobenzene (Mono)D-Severe Effect ButadieneD-Severe Effect ChlorobromomethaneD-Severe Effect ButaneD-Severe Effect ChloroformD-Severe Effect Butanol (Butyl Alcohol)B-Good Chlorosulfonic AcidD-Severe Effect ButterB-Good Chocolate SyrupN/A ButtermilkA-Excellent Chromic Acid 10%C-Fair Butyl AmineB1-Good Chromic Acid 30%C-Fair Butyl CarbitolD-Severe Effect Chromic Acid 5%C-Fair Butyl CellosolveD-Severe Effect Chromic Acid 50%C-Fair Butyl EtherD-Severe Effect Chromium SaltsN/A MedArray, Inc.

8 | 3915 Research Park Dr., Suite A-4 | Ann Arbor, MI 48108, USA Page 3 Tel: +1 (734) 769-1066 Fax: +1 (734) 761-5030 V02082011 ChemicalCompatibilityChemicalCompatibili ty CiderB1-Good Ethyl BenzoateD-Severe Effect Citric AcidA-Excellent Ethyl Cellulose C-Fair Citric OilsN/A Ethyl ChlorideD-Severe Effect Cloroxr (Bleach)N/A Ethyl ChlorocarbonateD-Severe Effect CoffeeA-Excellent Ethyl DiamineA-Excellent Copper ChlorideA1-Excellent Ethyl EtherD-Severe Effect Copper CyanideA-Excellent Ethyl FormateN/A Copper FluoborateN/A Ethyl HexanolB-Good Copper NitrateN/A Ethyl MercaptanC-Fair Copper Sulfate >5%A-Excellent Ethyl OxalateD-Severe Effect Copper Sulfate 5%A-Excellent Ethyl PentachlorobenzeneD-Severe Effect CreamN/A Ethyl SilicateN/A CresolsD-Severe Effect Ethyl SulfateN/A Cresylic AcidD-Severe Effect EthyleneN/A Cupric AcidA1-Excellent Ethylene BromideD-Severe Effect Cyanic AcidA1-Excellent Ethylene ChlorideD-Severe Effect CyclohexaneD-Severe Effect Ethylene

9 ChlorohydrinC-Fair CyclohexanoneD-Severe Effect Ethylene DiamineA-Excellent Denatured AlcoholA-Excellent Ethylene DichlorideD-Severe Effect DetergentsA-Excellent Ethylene GlycolA-Excellent Diacetone AlcoholD-Severe Effect Ethylene OxideD-Severe Effect Dibenzyl EtherN/A Ethylene TrichlorideD-Severe Effect Dibutyl PhthalateB-Good Fatty AcidsC-Fair DichlorobenzeneD-Severe Effect Ferric ChlorideB-Good DichloroethaneN/A Ferric NitrateC-Fair Diesel FuelD-Severe Effect Ferric SulfateB-Good Diethyl EtherD-Severe Effect Ferrous ChlorideN/A DiethylamineB-Good Ferrous SulfateN/A Diethylene GlycolB1-Good Fluoboric AcidN/A Dimethyl AnilineD-Severe Effect FluorineD-Severe Effect Dimethyl FormamideC-Fair Fluosilicic AcidN/A Dimethyl PhthalateN/A Formaldehyde 100%B-Good DioxaneD-Severe Effect Formaldehyde 40%N/A DiphenylD-Severe Effect Formic AcidB-Good Diphenyl OxideC-Fair Freon 113D-Severe Effect Dow Corning 550C-Fair Freon 12D-Severe Effect Dow GuardA-Excellent Freon 22D-Severe Effect Dowtherm AA-Excellent Freon TFD-Severe Effect DyesN/A Freonr 11D-Severe Effect Elco 28 LubricantB-Good Fruit JuiceN/A Epsom Salts (Magnesium Sulfate)

10 A-Excellent Fuel OilsD-Severe Effect EthaneD-Severe Effect Furan ResinD-Severe Effect EthanolB-Good FurfuralD-Severe Effect EthanolamineB-Good Gallic AcidD-Severe Effect EtherD-Severe Effect Gasoline (high-aromatic)D-Severe Effect Ethyl AcetateB-Good Gasoline, leaded, Effect Ethyl AcetoacetateC-Fair Gasoline, unleadedD-Severe Effect Ethyl BenzeneD-Severe Effect GelatinA-Excellent MedArray, Inc. | 3915 Research Park Dr., Suite A-4 | Ann Arbor, MI 48108, USA Page 4 Tel: +1 (734) 769-1066 Fax: +1 (734) 761-5030 V02082011 ChemicalCompatibilityChemicalCompatibili ty GlucoseA-Excellent IsotaneN/A Glue, Jet Fuel (JP3, JP4, JP5, JP6)D-Severe Effect GlycerinA-Excellent KeroseneD-Severe Effect GlycolA-Excellent KetonesN/A Glycolic AcidA-Excellent Lacquer ThinnersD-Severe Effect Gold MonocyanideN/A LacquersD-Severe Effect Grape JuiceA-Excellent Lactic AcidA-Excellent GreaseD-Severe Effect LardB-Good Grease, SiliconeC-Fair LatexA-Excellent HeliumA-Excellent Lead AcetateA-Excellent HeptaneD-Severe Effect Lead NitrateB1-Good HexaneD-Severe Effect Lead SulfamateB-Good HoneyA-Excellent LigroinD-Severe Effect Hydraulic Oil (Petro)