Materials Tested
1 2 3 4 5 EPDM EPR HYPALON® NATURAL RUBBER NITRILE	6 7 8 9 10 CHLOROPRENE SBR VITON® CROSS-LINKED POLYETHYLENE CPE

Key to Results

EX recommended, little or no effect on tube compound, suitable for continuous service G recommended, minor effect on tube compound, may be suitable for continuous service, suitable for intermittent service C questionable, moderate to severe effect on tube, may be suitable for limited applications X not recommended I no data available, but not expected to perform better then rated compounds All results shown are based on +70°F or room temperature.

1 2 3 4 5 6 7 8 9 10 acetaldehyde 50% G EX C G X C C X EX I acetic acid, glacial G EX C G C X G C EX EX acetic acid 30% G EX G G G EX G G EX EX acetic anhydride I C G EX G C G G X EX EX acetone G EX G C X C C X EX EX acetyl chloride X X X X X X X EX G EX acetylene G EX G G EX G G EX EX I adipic acid G EX I EX EX EX EX I I I aluminum acetate G EX EX EX G G G X EX EX aluminum chloride G EX EX EX EX EX EX EX EX EX aluminum fluoride G EX EX G EX EX EX EX EX I aluminum nitrate G EX EX EX EX EX EX EX EX EX aluminum sulfate G EX EX EX EX EX EX EX EX EX ammonia anhydrous G EX G X G EX X X EX EX ammonia gas (cold) G EX EX EX EX EX EX X EX I ammonia gas (hot) C G G X X G X X EX I ammonium carbonate G EX I EX X EX EX I EX I ammonium chloride G EX EX EX EX EX EX EX EX EX ammonium hydroxide G EX EX X X EX X G EX EX ammonium nitrate G EX EX C EX EX G I EX I ammonium nitrite G EX EX EX EX EX EX I EX I ammonium phosphate G EX EX EX EX EX EX I EX EX ammonium sulfate G EX EX EX EX EX EX I EX EX amyl acetate X C X X X X X X EX C amyl alcohol G EX EX G G G G G EX EX aniline G EX C X X X X C EX G aniline dyes G EX G G X G G G EX G aniline hydrochloride C G X G G X X G EX I animal fats C G G X EX G X EX EX EX aqua regia X C EX X X X X G X G arsenic acid G EX EX G EX EX EX EX EX EX arsenic trichlaride X C I X EX EX I I X I asphalt I X G X G G X EX X I barium chloride G EX EX EX EX EX EX EX EX EX barium sulfate G EX EX EX EX EX EX EX EX EX barium sulfide G EX EX EX EX EX G EX EX EX beer G EX EX EX EX EX EX EX I EX benzene X X X X X X X EX EX X benzyl alcohol G EX G X X G X EX EX I benzyl benzoate C G X X X X X X EX I benzyl chloride X X X X X X X EX EX X benzoic acid X C X X C X X EX EX EX bordeaux mixture G EX EX G G G G EX EX I boric acid G EX EX EX EX EX EX EX EX EX brine G EX EX EX EX EX EX EX EX EX bromine-anhydrous X X X X X X X EX X I bromine trifluoride X X X X X X X X X I bromine water G G EX X X X X EX X I bromotoluene X X X X X X X EX C X bunker oil X X X X EX X X EX EX I butadiene X C C X X X X EX EX I butane X X G X EX EX X EX EX G butter G EX G X EX G X EX EX G butyl acetate X C X X X X X X EX G butyl alcohol C G EX EX EX EX EX EX EX EX butyl amine G EX X X C X X X I G butyl benzoate C G X C X X G EX EX I butyl cellosolve G EX G X C C X X EX EX butyl stearate X C X X G X X EX EX G butyraldehyde calcium acetate G EX G EX G G X X EX EX calcium bisulfite X X EX X X EX X EX EX EX calcium chloride G EX EX EX EX EX EX EX EX EX calcium hydroxide G EX EX EX EX EX EX EX EX EX calcium hypochlorite G EX EX C G C C EX C EX calcium nitrate G EX EX EX EX EX EX EX EX EX calcium sulfide G EX EX G EX EX G EX EX EX carbitol C G G G G G G G EX EX carbolic acid (phenol) C G X X X C X EX EX EX carbon bisulfide X X X X C X X EX I C carbon dioxide C G G G EX G G EX EX I carbonic acid G EX EX EX G EX G EX EX EX carbon monoxide G EX G G EX G G EX EX I carbon tetrachloride X X X X C X X fX EX X castor oil C G G EX EX EX EX EX EX EX cellosolve C G X X X X X C EX I cellosolve acetate C G X X X X X X EX I chlorine (dry) X X G X X C X EX C I chlorine (wet) X C C X X C X EX C I chlorine dioxide X C C X X X X EX I I chloroacetone G EX C X X C X X EX X chloroacetic acid G EX EX X X X X X EX I chlorobenzene X X X X X X X EX EX X chlorobutadiene X X X X X X X EX EX I chloroform X X X X X X X EX G X chlorotoluene X X X X X X X EX G X chrome plating solutions C G X X X X X EX I I chromic acid G EX G X X C X EX EX EX citric acid G EX EX EX EX EX EX EX EX I cobalt G EX EX EX EX EX EX EX EX I cocoanut oil X C C X EX G X EX EX I cod liver oil G EX G X EX G X EX EX I coke oven gas X X C X X X X EX EX I copper acetate G EX G EX G G X X EX I copper chloride G EX G EX EX G EX EX EX G copper cyanide G EX EX EX EX fX EX EX EX I copper sulfate G EX EX G EX EX G EX EX EX corn oil X C G X EX C X EX EX G cottonseed oil C G G X EX G X EX EX G creosote (coal tar) X X X X EX G X EX EX I cresol X X X X X C X EX EX EX cresylic acid X X X X X C X EX EX I cumene X X X X X X X EX EX C cyclohexane X X X X EX C X EX EX EX cyclohexanol X C G X C EX X EX EX EX cyclohexanone G G X X X X X X EX G p-cymene X X X X X X X EX EX X decalin X X X X X X X EX EX X denatured alcohol G EX EX EX EX EX EX EX EX EX detergent solution non- hydrocarbon G EXCV G G EX G G EX EX G diacetone G EX X X X X X X EX I diacetone alcohol G EX G X X G X X EX EX dibenzyl ether C G X X X C X X EX C dibutyl amine G EX X X X X X X EX EX dibutyl ether X C X X X C X C EX EX dibutyl phthalate C G X X X X X C EX C dibutyl sebecate C G X X X X X G EX G dichlorobenzene X X X X X X X EX EX X dichloro-isopropyl ether X C C X X X X C EX X diesel oil X X C X EX C X EX EX I diethlamine G EX C G G G G X EX G diethlamine benzene X X X X X X X EX EX X diethyl either X X C X X C X X EX EX diethylene glycol G EX EX EX EX EX EX EX EX EX diethyl sebecate C G G X G X X G EX G dihydrogen monoxide G EX EX EX EX EX EX EX EX EX diisobutylene G EX X X G X X EX EX I diisopropyl benzene X X X X X X X EX EX I diisoproply ketone G EX X X X X X X EX I dimethyl formamide G EX X X G C X X EX I dimethyl phthalata G EX X X X X X G EX EX dinitrotoluene X X X X X X X EX EX X dioctyl phthalate C G X X C X X G EX C dioctyl sebecate C G X X X X X C G EX dipentene X X X X G X X EX EX G diphenyl (phenylbenzene) X X X X X X X EX EX I dowtherm oil X X X X X X X EX EX C dry cleaning fluids X X X X C X X EX I I ethane X X G X EX G X EX EX I ethanolamine G EX C G G G G X EX EX ethyl acetate G EX X X X C X X EX G ethyl acetoacetate G EX X C X C C X EX EX ethyl alcohol G EX EX EX EX EX EX C EX EX ethyl benzene X X X X X X X EX EX X ethyl benzoate G EX X EX X X EX EX G X ethyl cellulose C G G G G G G X EX I ethyl chloride X C X X EX X X EX EX I ethyl ether X C X X C C X X EX EX ethyl formate C G G X X G X EX EX EX ethyl pentochlorobenzene X X X X X X X EX X X ethyl silicate G EX G G EX EX G EX EX EX ethylene C G C EX C C EX I I ethylene chloride X C X X X X X EX EX I ethylene chlorohydrin C G G G X G G EX EX I ethylene diamine G EX G EX EX EX G X EX G ethylene dichloride X C X X X X X EX EX C ethylene glycol G EX EX EX EX EX EX EX EX EX ethylene trichioride X C X X X X X EX EX I fatty acids X C G X G G X EX EX G ferric chloride G EX EX EX EX EX EX EX EX EX ferric nitrate G EX EX EX EX EX EX EX EX EX ferric sulfate G EX EX EX EX EX EX EX EX EX fish oil X X I X EX X X EX EX I fluoroboric acid G EX EX EX EX EX EX I EX EX fluorobenzene X X I X X X X EX EX I fluorolube G EX EX G EX G C C I I fluosilic acid C G EX G EX G C EX G EX formidehyde G EX EX G C G G X EX EX formic acid G EX EX G G EX EX C G EX freon 12 C G EX G EX EX EX G EX EX freon 13 EX EX EX EX EX EX EX EX EX EX freon 21 X X X X EX X X X EX X freon 22 G EX EX G EX EX EX X EX EX freon 114 G EX EX EX EX EX EX G EX I fuel oil X X G X EX G X EX EX EX furfural G EX C X X C X X EX EX gallic acid G EX G EX G G G EX EX I gasoline X X C X EX C X EX EX G gelatin G EX EX EX EX EX EX EX EX I glucose G EX EX EX EX EX EX EX EX I glue G EX EX G EX EX G EX EX I glycerin G EX EX EX EX EX EX EX EX EX glycols G EX EX EX EX EX EX EX EX EX green sulfate liquor G EX G G G G G EX EX G

Materials Tested
1 2 3 4 5 EPDM EPR HYPALON® NATURAL NITRILE	6 7 8 9 10 CHLOROPRENE SBR VITON® CROSS-LINKED POLYETHYLENE CPE

Key to Results

EX recommended, little or no effect on tube compound, suitable for continuous service G recommended, minor effect on tube compound, may be suitable for continuous service, suitable for intermittent service C questionable, moderate to severe effect on tube, may be suitable for limited applications X not recommended I no data available, but not expected to perform better then rated compounds All results shown are based on +70°F or room temperature.

hexane X X G X EX G X EX G G helix alcohol X C G G EX G G EX EX EX hydraulic oil (petroleum) X X G X EX G X EX EX EX hydrobromic acid G EX EX EX X X X EX EX EX hydrobromic acid (hot) 37% X C X X X X X G EX I hydrochloric BC d (cold) 37% G EX EX G C G G EX EX EX hydrocyanic acid G EX EX G G G G EX C I hydrofluoric acid (conc.) hot G EX C X X X X C EX I hydrofluoric acid (conc.) cold G EX EX X X X X EX EX EX hydrofluoric acid - anhydrous G EX EX X X X X X EX I hydrofluosilic acid C G EX G EX G C EX I EX hydrogen gas G EX EX G EX EX EX EX EX EX iodine X X EX X X X X X EX EX isobutyl alcohol G EX EX EX G EX G EX EX EX isooctane X X G X EX G X EX EX G isopropyl acetate C G X X X X X X EX I isopropyl alcohol G EX EX EX G G G EX EX EX isopropyl chloride X X X X X X X EX EX I isopropyl ether X X C X G C X X EX I kerosene X X C X EX G X EX EX EX lactic acid (cold) G EX EX EX EX EX EX EX EX I lactic acid (hot) G EX EX X X X X EX EX I lard C G X X EX G X EX EX EX lavender oil X X X X G X X EX G I lead acetate G EX X EX G EX X X EX EX lead nitrate G EX EX EX EX EX EX I EX EX lead sulfamate G EX EX G G EX G EX EX I linseed oil X C G X EX G X EX EX EX liquefied petroleum gas X X G X EX G X EX EX G lubricating oils (petroleum) X X G X EX G X EX EX EX lye G EX EX G G G G G I EX magnesium chloride G EX EX EX EX EX EX EX EX EX magnesium hydroxide G EX EX G G EX G EX EX EX magnesium sulfate G EX EX G EX EX G EX EX EX maleic acid G EX X C X C C EX G I maleic anhydride C G EX C X C C X I I malic acid G EX G C EX C C EX I I mercury G EX EX EX EX EX EX EX EX EX mesityl oxide C G X X X X X X EX G methane X X G X EX G X G EX G methyl acetate G EX X C X G C X EX EX methyl alchohol G EX EX EX EX EX EX X EX EX methyl bromide C G X X G X X EX I I methyl butyl ketone (propyl acetone) G EX X X X X X X EX I methyl cellosolve C G G X G G X X EX EX methyl chloride X C X X X X X EX G X methyl ethyl ketone (mek) C EX X X X C X X EX G methyl isobutyl ketone C G X X X X X X EX G methyl oleate C G X X X X X G EX I milk G EX EX EX EX EX EX EX EX EX mineral oil X C G X EX G X EX EX EX monochiorobenzene X X X X X X X EX G I monoethanolamine G EX X G X X G X EX I monomethylether X X G X EX C X EX I G monovinyl acetylene G G G G EX G G EX I G naphtha X X X X G C X EX EX EX naphthalene X X X X X X X EX EX EX napthenic acid X X X X G X X EX EX EX natural gas X X EX G EX EX G EX EX EX nickel acetate G EX X EX G G X X EX I nickel chloride G EX EX EX EX EX EX EX EX EX nickel sulfate G EX EX G EX EX G EX EX EX nitric acid-conc. G EX G X X X X C G X nitric acid-dilute G EX EX X X G X EX EX EX nitrobenzene G EX X X X X X G EX C nitroethane C G G G X C G X EX EX nitromethane C G C G X G G X EX EX nitrogen G EX EX EX EX EX EX EX EX EX octachlorotuluene X X X X X X X EX I X octyl alchol X C G G G EX G EX EX EX oleic acid X X C X C C X G EX EX oleum G EX G X G C X EX I I olive oil C G G X EX G X EX EX G o-dichlorobenzene X X X X X X X EX I X oxalic acid G EX G G G G G EX EX EX oxygen-cold G EX EX G G EX G EX EX EX ozone G EX EX X X C X EX EX EX palmitic acid C G C G EX G G EX G EX peanut oil X C G X EX C X EX EX EX perchloric acid C G G X X G X EX EX I perchloroethylene X X X X G X X EX EX X petroleum X X G X EX G X EX EX EX phenol (carbolic acid) G EX G X X C I EX EX EX phenylbenzene X X X X X X X EX I X phenyl hydrazine C G X EX X X G EX EX X phorone X C X X X X X X EX I phosphoric acid-20% G EX EX G G G G EX EX EX phosphoric acid-80% G EX G C X G C EX EX EX phosphorus trichloride G EX X X X X X EX I X picric acid G EX G G G EX G EX EX G pine oil X X X X EX X X EX EX EX polyvinyl acetate emulsion G EX G G I G X EX I I potassium acetate G EX EX EX G G X X EX EX potassium chloride G EX EX EX EX EX EX EX EX EX potassium cupro cyanide EX EX EX EX EX EX EX EX EX EX potassium cyanide G EX EX EX EX EX EX EX EX EX potassium dichromate G EX EX G EX EX G EX G EX potassium hydroxide G EX EX G G G G X EX EX potassium nitrate G EX EX EX EX EX EX EX EX EX potassium sulfate G EX G G EX EX EX EX EX EX propane X X G X EX G X EX EX G propyl acetate C G X X X X X X EX G propyl alcohol G EX EX EX EX EX EX EX EX EX propyl nitrate G EX G X X X X X EX G propyLENE X X X X X X X EX EX EX pyranol (transformer oil) X X C X EX G X EX EX EX pyridine G EX G X X X X X EX I sal ammoniac G EX EX EX EX EX EX EX EX EX salicylic acid G EX EX G EX G EX EX EX salt water G EX EX EX EX EX EX EX EX EX sewage G G EX G EX G G EX EX EX silicone greases G EX EX EX EX EX EX EX EX EX silicone oils G EX EX EX EX EX EX EX EX EX silver nitrate G EX EX EX G EX EX EX EX EX skydrol 500 G EX X X X X X X EX G skydrol 7000 G EX X X X X X G EX G soap solutions G EX EX G EX G EX EX EX EX soda ash G EX EX EX EX EX EX EX EX EX sodium acetate G EX EX EX G G X X EX EX sodium bicarbonate G EX EX EX EX EX EX EX EX EX sodium bisulfite G EX EX EX EX EX G EX EX EX sodium borate G EX EX EX EX EX EX EX EX EX sodium chloride (brine) G EX EX EX EX EX EX EX EX EX sodium cyanide G EX EX EX EX EX EX EX EX EX sodium hydroxide G EX EX EX G EX EX G EX EX sodium hypochlorite C G EX X G EX X EX G EX sodium metaphospate G EX G EX EX G EX EX EX EX sodium nitrate G EX EX G G G EX I EX EX sodium perborate G EX G G G G G EX EX I sodium peroxide G EX G G G G G EX EX G sodium phosphate G EX EX EX EX G EX EX EX EX sodium silicate G EX EX EX EX EX EX EX EX EX sodium sulfate G EX EX G EX EX G EX EX EX sodium thiosulfate G EX EX G G EX G EX EX EX soybean oil X C C X EX G X EX EX I stannic chloride G EX EX EX EX G EX EX EX EX steam G EX X X X C X X X X stearic acid G G G G G G G I EX EX styrene X X X X X X X G G C sucrose solution G EX G EX EX G EX EX EX EX sulfur G EX EX X X EX X EX EX I sulfur chloride X X G X C C X EX EX I sulfur dioxide G EX G G X X G EX EX I sulfuric trioxide C G X G X X G EX G X sulfuric acid 10% G EX EX C C G C EX EX EX sulfuric acid 10-75% G EX C X X X X EX EX X sulfurous acid G EX EX G G G G EX EX EX tannic acid G EX EX EX EX EX G EX EX EX tar bituminous X C X X G C X EX I I tartaric acid C G EX C EX G X EX EX EX terpineol X C X X G X X EX G EX tertiary butyl alcohol C G G G G G G EX EX G tetrachioroethylene X X X X X X X EX EX C tetraethyl lead X X X X G G X EX I I toluene X X X X X X X EX EX C transformer oil X X C X EX G X EX EX EX transmission fluid -A- X X G X EX G X EX EX EX trichloroethane X X X X X X X EX EX C trichloroacetic acid C G X C G X C G EX I trichloroethylene X X X X X X X EX EX X tricresyl phosphate X X X X X X C EX EX EX triethanol amine G EX G G G EX G X EX EX trinitrotoluene X X G X X G X EX EX G turbine oil X X X X G X X EX EX I turpentine X X X X EX X X EX EX I vegetables oils X C G X EX C X EX EX EX vinegar G EX EX G G G G EX EX EX vinyl chloride X X X X X X X EX EX C water G EX EX EX EX EX EX EX EX EX whiskey, wines G EX EX EX EX EX EX EX EX EX white oil X X X X EX G X EX EX EX wood oil X X C X EX G X EX EX EX xylene X X X X X X X EX EX X zinc chloride G EX EX EX EX EX EX EX EX EX zinc sulfate G EX EX G EX EX G EX EX EX

Note: Hypalon® and Viton® are registered trademarks of DuPont Dow Elastomers.