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CHEMICALS Acids Side by Side Material Comparison Chemical Resistance Chart (Note: Large File) Reagent Time Exposed Percent Increase Observed Condition of Plastic Weight Thickness  Acetic, 5% 1 year 3.6 2.1 Slightly softened  Acetic, 10% 2 months 5.2 2.4 Slightly softened •Acetic, 30% 2 months 13.6 8.6 Softened and swollen  Boric, 5% 2 days 1.3 0.0 Unchanged  Chromic, 6% 8 days (38ºC, 100ºF) 2.0 0.1 Slightly stained  Citric, 10% 4 months (60ºC, 140ºF) 1.6 0.8 Slightly softened  Citric, 10% 1 year 1.4 0.6 Unchanged •Citric, 60% 4 months (60ºC, 140ºF) — — Surface attacked  Fluosilicic,  10% 2 months 4.5 1.2 Unchanged  Fluosilicic,  28% 2 months 4.7 3.6 Unchanged  Formic, 3% 20 days — — Unchanged  Hydrochloric,  10% 1 year 0.9 0.5 Surface slightly attacked •Hydrofluoric,  10% 1 month 10.3 5.5 Slightly swollen and softened •Hydrofluoric,  48%   — — Dissolved  Lactic, 50% 2 days 1.6 0.5 Unchanged •Nitric, 10% 8 months — — Decomposed  Oleic 1 year 2.3 1.5 Unchanged  Phosphoric,  30% 2 months 1.3 0.8 Unchanged  Phosphoric,  50% 2 months 1.6 0.8 Unchanged •Phosphoric,  75% 2 months — — Partially decomposed  Pyrogallic,  4% 1 week 2.6 1.1 Stained yellow  Stearic 1 week — — Unchanged  Sulfuric, 3% 1 year 1.6 1.0 Slightly discolored  Sulfuric, 10% 1 year 1.5 0.7 Slightly discolored •Sulfuric, 20% 1 year 0.9 0.3 Slightly softened, surface attacked •Sulfuric, 30% 1 year –0.4 –0.3 Surface attacked •Sulfuric, 94%   — — Disintegrated  Tannic, 10% 4 months (38ºC, 100ºF) 2.8 1.2 Unchanged  Trichloroacetic,  1% 1 month 3.3 0.5 Unchanged •Trichloroacetic,  5% 1 month 9.3 3.1 Softened Alcohols, Monohydric Reagent Time Exposed Percent Increase Observed Condition of Plastic Weight Thickness  n-Amyl 2 days 3.1 3.0 Unchanged •tert-Amyl 2 days 14.0 11.3 Softened, tacky •n-Butyl 2 days 6.5 7.2 Swollen •sec-Butyl 2 days 7.2 10.7 Swollen •tert-Butyl 2 days 3.6 3.3 Slightly softened •Diacetone   — — Dissolved •Ethyl (denatured) 2 days 23.0 24.7 Softened •Ethyl, 50% 1 week 13.4 11.6 Softened •2-Ethylhexyl 1 week — — Swollen •Isoamyl 2 days 2.0 2.1 Very slightly softened •Isopropyl 2 days 23.4 25.1 Softened, tacky •Methyl   — — Dissolved  Methyl, 5% 1 year 2.0 1.2 Slightly softened •n-Propyl 2 days 15.0 4.4 Slightly softened •Tetrahydrofurfuryl   — — Dissolved Alcohols, Dihydric and Trihydric Reagent Time Exposed Percent Increase Observed Condition of Plastic Weight Thickness •Diethylene  Glycol 2 months 8.2 6.1 Softened  2-Ethyl  Hexanediol-1,3 2 days (38ºC, 100ºF) — — Unchanged  Ethylene  Glycol 1 year 4.2 2.1 Unchanged  Glycerin 1 year 0.0 0.4 Unchanged  Propylene  Glycol 2 days 0.4 0.0 Unchanged •Triethylene  Glycol 2 months 8.6 6.7 Softened Hydrocarbons Reagent Time Exposed Percent Increase Observed Condition of Plastic Weight Thickness  Gas, Natural,  aromatic-free 1 year — — Showed slight decrease in tensile strength and increase in impact strength  Gas, Natural,  5% aromatic  content 23 days — — Showed slight decrease in tensile strength and increase in impact strength  Heptane 1 year 1.6 2.5 Unchanged  Hexane 1 week — — Unchanged  Propane, gas 2 months 0.3 0.6 Unchanged  Propane, liquid 2 months 1.4 4.6 Unchanged •Toluene 2 days 39.3 54.9 Softened •Xylene 1 week 41.5 33.2 Softened Hydrocarbons, Halogenated Reagent Time Exposed Percent Increase Observed Condition of Plastic Weight Thickness •Carbon Tetrachloride 2 days 14.8 6.8 Surface slightly softened •Chlorobenzene   — — Dissolved •Chlorobromomethane   — — Dissolved •Chloroform   — — Dissolved •o-Dichlorobenzene 3 days — — Softened and swollen •p-Dichlorobenzene 3 days 11.1 11.7 Swollen •Ethylene Chloride   — — Dissolved •Methylene Chloride   — — Dissolved •Propylene Chloride   — — Dissolved •s-Tetrabromoethane 3 days — — Softened, swollen, and tacky •Tetrachloroethane   — — Dissolved •Tetrachloroethylene 12 days — — Badly swollen •Trichloroethylene 1 day — — Badly swollen Ketones Reagent Time Exposed Percent Increase Observed Condition of Plastic Weight Thickness •Acetone   — — Dissolved •Cyclohexanone   — — Dissolved •Di-Isopropyl Ketone   — — Dissolved •Methyl Ethyl Ketone   — — Dissolved •Methyl n-Butyl Ketone   — — Dissolved •Methyl Isobutyl Ketone   — — Dissolved •Phorone   — — Dissolved Reagent Time Exposed Percent Increase Observed Condition of Plastic Weight Thickness Aluminum Acetate, Basic, 33% water slurry 2 months 1.8 0.6 Unchanged Aluminum Chloride, 10% 2 months 1.5 0.7 Unchanged Aluminum Chloride, saturated solution 2 months 0.1 0.0 Unchanged Aluminum Sulfate, solid 3 months 1.7 1.1 Unchanged Ammonium Bifluoride, saturated solution 1 month 2.3 — Slightly bleached Ammonium Chloride, saturated solution 1 month 2.1 0.8 Unchanged Ammonium Nitrate, solid 1 week 0.2 0.2 Unchanged Ammonium Nitrate, 10% 1 week 1.7 0.8 Unchanged Ammonium Sulfate, solid 1 year 0.1 0.6 Unchanged Ammonium Sulfate, 10% 1 year 1.3 0.5 Unchanged Calcium Chloride, 2.5% 1 year 1.5 0.9 Unchanged Calcium Chloride, 40% 2 months 0.4 0.0 Unchanged Calcium Hypochlorite, 6% 1 year 6.0 –3.8 Softened and cracked Calcium Hypochlorite, 30% 13 days 0.8 0.0 Unchanged Calcium Phosphate, Monobasic, solid 1 year 1.7 0.5 Unchanged Calcium Phosphate, Dibasic, solid 1 year –0.6 0.6 Unchanged Calcium Phosphate, Tribasic, solid 1 year –0.6 0.6 Unchanged Calcium Sulfate (Gypsum), solid 1 year –0.1 0.6 Unchanged Copper Sulfate (Cupric), 10% 2 months 1.7 0.6 Unchanged Copper Sulfate, saturated solution 2 months 1.7 0.9 Unchanged Cuprous Chloride, solid 1 week 1.5 — Unchanged Ferric Ammonium Sulfate, solid 1 week (38ºC, 100ºF, 80% RH) 0.3 — Unchanged Ferric Chloride, 5% 2 months 2.0 0.8 Unchanged Ferric Chloride, 20% 2 months 1.7 1.0 Unchanged Ferric Chloride, 40% 2 months 1.3 0.4 Unchanged Ferric Chloride, saturated solution 1 month 0.9 0.3 Unchanged Lithium Bromide, solid 1 week –0.7 0.0 Unchanged Lithium Bromide, 50% 1 week 0.0 0.0 Unchanged Magnesium Carbonate, 2.5% 2 days 1.6 1.0 Unchanged Potassium Aluminum Sulfate (alum), 21% 4 months (38ºC, 100ºF) 1.9 0.8 Unchanged Potassium Bromide, 3% 3 days (38ºC, 100ºF) 1.3 — Unchanged Potassium Chloride, solid 1 year 0.1 0.5 Unchanged Potassium Chloride, 10% 1 year 1.7 0.4 Unchanged Potassium Chrome Alum, 10% 3 days (38ºC, 100ºF) 1.3 — Unchanged Potassium Cyanide, 10% 2 months 1.4 0.3 Slightly discolored (brown) Potassium Cyanide, saturated solution 2 months 0.5 0.0 Slightly discolored (brown) Potassium Ferricyanide, 10% 4 days — — Unchanged Potassium Sulfate, solid 1 year 0.1 0.6 Unchanged Potassium Sulfate, 10% 1 year 1.4 0.4 Unchanged Silver Nitrate, 2.5% 2 days 1.5 0.0 Unchanged Sodium Acetate, 3% 3 days (38ºC, 100ºF) 1.3 — Unchanged Sodium Aluminum Sulfate, solid 1 week 1.6 0.4 Unchanged Sodium Bicarbonate, 2.5% 2 days 1.7 0.5 Unchanged Sodium Bisulfate, solid 1 week (38ºC, 100ºF, 80% RH) 0.1 — Unchanged Sodium Bisulfate, 1% 3 days (38ºC, 100ºF) 1.3 — Unchanged Sodium Bisulfite, 20% 1 week 2.1 0.8 Unchanged Sodium Borate, 2.5% 2 days 1.5 0.5 Unchanged Sodium Carbonate, solid 1 week (38ºC, 100ºF, 80% RH) 3.9 — Unchanged Sodium Carbonate, 2.5% 1 year 1.3 0.9 Unchanged Sodium Carbonate, 6% 3 days (38ºC, 100ºF) 1.2 — Unchanged Sodium Carbonate, 10% 1 year — — Unchanged Sodium Chloride, 2.5% 1 year — — Unchanged Sodium Chloride, 10% 1 year 1.3 0.5 Unchanged Sodium Chloride, saturated solution 2 months 0.8 0.3 Unchanged Sodium Chloride, saturated solution 2 months (60ºC, 140ºF) 0.9 0.9 Unchanged Sodium Chromate, saturated solution 1 week 0.6 0.2 Unchanged Sodium Cyanide, 10% 2 months 1.0 0.3 Unchanged Sodium Cyanide, saturated solution 2 months –0.2 –0.4 Unchanged Sodium Ferrocyanide, solid 1 week 0.8 — Unchanged Sodium Fluoride, 4% 1 month 2.5 — Unchanged Sodium Hypochlorite, 30% 13 days 1.1 –2.1 Unchanged Sodium Nitrate, solid 2 months 0.1 0.1 Unchanged Sodium Nitrate, 10% 1 year 1.2 0.4 Unchanged Sodium Nitrate, saturated solution 2 months 0.9 0.4 Unchanged Sodium Silicate, solid 2 months 0.3 0.2 Unchanged Sodium Silicate, saturated solution 2 months 1.2 0.1 Unchanged Sodium Sulfite, 10% 1 week 2.1 0.9 Unchanged Sodium Thiosulfate, 20% 13 days 1.1 0.0 Unchanged Sodium Thiosulfate, 24% 3 days (38ºC, 100ºF) 1.2 — Unchanged Tetra (2-Ethylbutyl) Silicate 1 month (50ºC, 122ºF) –0.7 –0.1 Unchanged Trimethyl Benzyl Ammonium Chloride, 5% 17 days 1.1 0.1 Unchanged Zinc Chloride (hydrous salt) 1 week 0.5 0.0 Unchanged Zinc Chloride, saturated solution 1 week 1.4 0.8 Slightly etched Zinc Oxide, solid 1 week — — Unchanged Miscellaneous Chemicals and Gases Reagent Time Exposed Percent Increase Observed Condition of Plastic Weight Thickness  Ammoniated  Mercury 1 week (60ºC, 140ºF) — — Unchanged •Aniline   — — Dissolved •Benzaldehyde   — — Dissolved •Butadiene-1,3,  liquid 6 months 19.3 26.4 Swollen and softened  Butadiene-1,3,  gas 1 month 2.7 2.3 Unchanged •Carbon Disulfide 1 week 25.8 1.6 Softened and swollen •Carbon Disulfide,  saturated  atmosphere 2 days 17.4 11.8 Warped •Chlorine, dry 1 week 8.8 2.2 Crazed and brittle •Chlorine, moist 1 week 7.8 0.1 Crazed and brittle •Chlorine,  saturated  solution 1 week — — Considerably softened and swollen •1,4-Dioxane   — — Dissolved  Ethylene Oxide,  gas 10 minutes (41ºC, 105ºF) — — Unchanged •Ethylene Oxide,  gas 1 day 20.9 25.6 Swollen and softened  Formaldehyde,  4% 10 min per day for 5 days 0.2 — Unchanged •Formaldehyde,  35% 2 months 13.0 6.7 Swollen and softened •Furfural   — — Dissolved  Hydrogen  Peroxide,  3% 1 year 1.7 1.1 Unchanged  Hydrogen  Peroxide,  5% 2 days 1.4 1.3 Unchanged  Hydrogen Sulfide,  dry 2 months 2.3 0.8 Unchanged  Hydrogen Sulfide,  moist 2 months 3.0 1.7 Unchanged  Hydrogen Sulfide,  saturated solution 2 months 5.9 2.3 Unchanged  Hydroquinone,  20 g per gallon 1 week 2.4 1.0 Slightly stained yellow •Methyl  Methacrylate  Monomer   — — Dissolved •Nitrobenzene   — — Dissolved  Ozone,  0.05–0.15 ppm 45 days (outdoors) — — Unchanged  Ozone, 0.7 ppm 45 days (49ºC, 120ºF) — — Yellowed •Phenol 1 week — — Decomposed •Styrene Monomer   — — Dissolved  Sulfur, solid 1 week — — Unchanged •Sulfur Dioxide,  dry 2 months 19.4 8.6 Swollen, slightly warped •Sulfur Dioxide,  moist 2 months 31.9 10.2 Considerably swollen and warped •Sulfur Dioxide,  saturated 2 months 23.2 18.1 Swollen and warped •Sulfur Dioxide  in Hydrocarbons   — — Dissolved •Sulfur Dioxide  and Hydrocarbon  Vapor 2 months 19.2 11.5 Swollen •Titanium  Tetrachloride 3 days — — Very brittle  Trinitrotoluene  (TNT), water slurry 4 weeks — — Stained

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