Rubber Chemical Resistance Chart

Welcome to our Rubber Chemical Resistance Chart

Here is page 3 of our rubber chemical compatibility chart for all our popular rubber materials. Use this rubber chemical resistance chart to make sure that the elastomer or O-ring seal you choose will be compatible with whatever environment it may come into contact with.

LEGEND: 1 = Satisfactory, 2 = Fair, 3 = Doubtful, 4 = Unsatisfactory, X = Insufficient Data

  Nitrile EPDM Neoprene SBR Silicone Butyl Polyacrylate Hypalon Viton Polyurethane Fluorosilicone Aflas Kalrez
Dow Guard 1 1 1 1 1 1 3 1 1 3 1 X 1
Dowanol P Mix X X X X X X X X X X X X 1
Dowtherm, 209 3 1 2 X 3 2 X X 4 X 3 X 1
Dowtherm, A 4 4 4 4 4 4 4 4 1 4 2 X 1
Dowtherm, E 4 4 4 4 4 4 4 4 1 4 2 X 1
Drinking Water 1 1 2 1 1 1 4 1 1 4 1 X 1
Dry Cleaning Fluids 3 4 4 4 4 4 4 4 1 4 2 X 1
DTE 20 Series, Mobil 2 4 1 X 4 4 2 2 1 1 2 2 1
DTE named series, Mobil, light-heavy 1 4 2 4 3 4 X 1 1 1 1 2 1
Elco 28-EP lubricant 1 4 3 4 2 4 1 4 1 1 1 X 1
Epichlorohydrin 4 2 4 4 4 2 4 4 4 4 4 X 1
Epoxy Resins X 1 1 X X 1 X X 4 X X X 1
Erucic Acid X X X X X X X X X X X X 1
Esam-6 Fluid X 1 2 1 X 2 X 2 4 X 4 X 1
Esso Fuel 208 1 4 2 4 4 4 1 3 1 4 1 X 1
Esso Golden Gasoline 2 4 4 4 4 4 4 4 1 4 1 X 1
Esso Motor Oil 1 4 3 4 4 4 1 4 1 4 1 X 1
Esso Transmission Fluid (Type A) 1 4 2 4 4 4 1 4 1 3 1 X 1
Esso WS2812 (MIL-L-7808A) 1 4 4 4 4 4 2 4 1 4 1 X 1
Esso XP90-EP Lubricant 1 4 2 4 4 4 1 2 1 1 1 X 1
Esstic 42, 43 1 4 2 4 4 4 1 4 1 2 1 X 1
Ethane 1 4 2 4 4 4 1 2 1 3 3 X 1
Ethanol 3 1 1 1 2 1 4 1 3 4 1 X 1
Ethanol Amine 2 1 2 2 2 2 4 3 4 3 4 X 1
Ethers 4 3 4 4 4 4 3 4 3 2 3 X 1
Ethoxyethyl Acetate (EGMEEA) 3 1 1 1 2 1 4 1 3 4 1 X 1
Ethyl Acetate-Organic Ester 4 2 4 4 2 2 4 4 4 4 4 X 1
Ethyl Acetoacetate 4 2 4 3 2 2 4 4 4 4 4 X 1
Ethyl Acrylate 4 2 4 4 2 2 4 4 4 4 4 X 1
Ethyl Alcohol 3 1 1 1 2 1 4 1 3 4 1 X 1
Ethyl Ammonium Dichloride X X X X X X X X X X X X 1
Ethyl Benzene 4 4 4 4 4 4 4 4 1 4 1 X 1
Ethyl Benzoate 4 4 4 4 4 4 4 4 1 4 1 X 1
Ethyl Bromide 2 4 4 X X 4 X 4 1 X 1 X 1
Ethyl Cellosolve 4 2 4 4 4 2 4 4 4 4 4 X 1
Ethyl Cellulose 2 2 2 2 2 2 4 2 4 2 4 X 1
Ethyl Chloride 1 3 4 4 4 4 3 4 1 2 1 X 1
Ethyl Chlorocarbonate 4 2 4 4 4 4 4 4 1 4 2 X 1
Ethyl Chloroformate 4 2 4 4 4 3 4 4 4 4 4 X 1
Ethyl Ether 3 3 4 4 4 3 4 4 4 2 3 X 1
Ethyl Formate 4 2 2 4 X 2 X 2 1 X 1 X 1
Ethyl Hexanol 1 1 1 1 2 1 4 1 1 4 1 X 1
Ethyl Lactate 3 1 1 1 2 1 4 1 3 4 1 X 1
Ethyl Mercaptan 4 X 3 4 3 4 X 3 2 X X X 1
Ethyl Nitrite 3 1 1 1 2 1 4 1 3 4 1 X 1
Ethyl Oxalate 4 1 4 4 4 4 4 4 2 X 2 X 1
Ethyl Pentachlorobenzene 4 4 4 4 4 4 4 4 1 4 2 X 1
Ethyl Pyridine 2 4 4 4 X 4 4 4 1 3 2 X 1
Ethyl Silicate 1 1 1 2 X 1 X 2 1 X 1 X 1
Ethyl Stearate 2 4 4 4 X 4 4 4 1 3 2 X 1
Ethyl Sulfate X 1 X X X X X X 4 X X 1 1
Ethyl Tertiary Butyl Ether X X X X X X X X X X X X 1
Ethyl Valerate 2 4 4 4 X 4 4 4 1 3 2 X 1
Ethylacrylic Acid 4 2 2 4 4 2 4 4 X 4 4 X X
Ethylamine 3 1 1 1 2 1 4 1 3 4 1 X 1
Ethylcyclopentane 1 4 3 4 4 4 2 4 1 1 1 X 1
Ethylene 3 4 4 4 4 4 4 4 2 4 2 X 1
Ethylene Chloride 4 4 4 4 4 4 4 4 2 4 2 X 1
Ethylene Chlorohydrin 4 2 2 2 3 2 4 2 1 4 2 X 1
Ethylene Cyanohydrin 2 4 4 4 X 4 4 4 1 3 2 X 1
Ethylene Diamine 1 1 1 2 1 1 4 2 4 4 4 X 2
Ethylene Dibromide 4 3 4 4 4 3 4 4 1 4 3 X 1
Ethylene Dichloride 4 3 4 4 4 3 4 4 1 4 3 X 1
Ethylene Glycol 1 1 1 1 1 1 4 1 1 2 1 X 1
Ethylene Hydrochloride 4 3 4 4 4 3 4 4 1 4 3 X 1
Ethylene Oxide 4 3 4 4 4 3 4 4 4 4 4 X 1
Ethylene Oxide, (12%) and Freon 12 (80%) 3 2 4 4 4 2 4 4 4 4 4 X 2
Ethylene Trichloride 4 3 4 4 4 3 4 4 1 4 3 X 1
Ethyleneimine X X X X X X X X X X X X 1
Ethylmorpholene Stannous Octotate (50/50 mixture) 4 2 X 4 X 2 X X 4 X X X 1
Ethylmorpholine 2 4 4 4 X 4 4 4 1 3 2 X 1
Ethylsulfuric Acid 3 1 1 1 2 1 4 1 3 4 1 X 1
F-60 Fluid (Dow Corning) 1 1 1 1 4 1 1 1 1 1 1 X 1
F-61 Fluid (Dow Corning) 1 1 1 1 4 1 1 1 1 1 1 X 1
Fatty Acids 2 3 2 4 3 3 X 2 1 X X X 1
FC-43 Heptacosofluorotri-butylamine 1 1 1 4 1 1 X 1 1 X 1 X 1
FC75 & FC77 (Fluorocarbon) 1 1 1 4 1 1 X 1 2 X 2 X 1
Ferric Acetate 3 1 1 1 2 1 4 1 3 4 1 X 1
Ferric Ammonium Sulfate 3 1 1 1 2 1 4 1 3 4 1 X 1
Ferric Chloride 1 1 2 1 2 1 1 2 1 1 1 X 1
Ferric Ferrocyanide 3 1 1 1 2 1 4 1 3 4 1 X 1
Ferric Hydroxide 3 1 1 1 2 1 4 1 3 4 1 X 1
Ferric Nitrate 1 1 1 1 2 1 1 1 1 1 1 X 1
Ferric Persulfate 1 1 1 X X X X X 1 X X 1 1
Ferric Sulfate 1 1 1 X X X X X 1 X X 1 1
Ferrous Ammonium Citrate 3 1 1 1 2 1 4 1 3 4 1 X 1
Ferrous Ammonium Sulfate 3 1 1 1 2 1 4 1 3 4 1 X 1
Ferrous Carbonate 3 1 1 1 2 1 4 1 3 4 1 X 1
Ferrous Chloride X X X X X X X X X X X X 1
Ferrous Iodide 3 1 1 1 2 1 4 1 3 4 1 X 1
Ferrous Sulfate 3 1 1 1 2 1 4 1 3 4 1 X 1
Ferrous Tartrate 3 1 1 1 2 1 4 1 3 4 1 X 1
Fish Oil 2 4 4 4 X 4 4 4 1 3 2 X 1
Fisher Reagent X 2 X X X X X X X X X X X
Fluorinated Cyclic Ethers X 1 X X X X X X X X X X 1
Fluorine (Gas) X X X X X X X X X X X X 2
Fluorine (Liquid) 4 4 X X X X X X 2 X X X 2
Fluorobenzene 2 4 4 4 X 4 4 4 1 3 2 X 1
Fluoroboric Acid 1 1 X X X X X X X X X X 1
Fluorocarbon Oils X 1 X X X X X X X X X X 2
Fluoroform (Trifluoromethane) X X X X X X X X X X X X 1
Fluorolube 1 1 1 4 1 1 X 1 2 X 2 X 1
Fluorophosphoric Acid X X X X X X X X X X X X 1
Fluorosilicic Acid 1 2 1 X X X X X 2 X X 1 1
Fluorosulfonic Acid X X X X X X X X X X X X 1
Formaldehyde 3 2 3 3 2 2 4 2 4 4 4 X 1
Formamide 3 1 1 1 2 1 4 1 3 4 1 X 1
Formic Acid X 1 1 X X X X X 4 X X 3 1
Freon, 11 4 4 4 4 4 4 4 1 2 X 2 X 2
Freon, 112 (Tetrachlorodifluoroethane) 2 4 2 4 4 4 X 2 1 X X X 1
Freon, 113 1 4 1 2 4 4 X 1 2 1 X X 3
Freon, 113 + High and Low Aniline Oil 1 X X X X X X X X X X 4 3
Freon, 114 1 1 1 1 4 1 X X 1 X X X 2
Freon, 114B2 2 4 2 4 4 4 X 1 2 X X X 2
Freon, 115, 116 1 1 1 1 X 1 X X 2 X X X 2
Freon, 12 2 3 1 1 4 3 X 1 3 1 3 X 2
Freon, 12 and ASTM Oil #2 (50/50 Mixture) 2 4 3 4 4 4 X 2 1 X 2 X 1
Freon, 12 and Suniso 4G (50/50 Mixture) 2 4 3 4 4 4 X 2 1 X 2 X 1
Freon, 123 (Dichlorotrifluoroethane) X X X X X X X X X X X X 4
Freon, 124 (Chlorotetrafluoroethane) X X X X X X X X X X X X 2
Freon, 125 (Pentafluoroethane) X X X X X X X X X X X X 2
Freon, 13 1 1 1 1 4 1 X 1 1 X 4 X 1
Freon, 134a (Tetrafluoroethane) X X X X X X X X X X X X 3
Freon, 13B1 1 1 1 1 4 1 X 1 1 X 2 X 2
Freon, 14 1 1 1 1 4 1 X 1 1 1 X X 1
Freon, 141b (Dichlorofluoroethane) X X X X X X X X X X X X 1
Freon, 142b 2 4 1 X X X X X 2 X X 4 3
Freon, 152a (Difluoroethane) X X X X X X X X X X X X 3
Freon, 21 4 4 3 4 4 4 X 4 4 X X X 1
Freon, 218 1 1 X X X X X X 1 X X X 1
Freon, 22 (Chlorodifluoroethane) 4 3 1 1 4 3 2 1 4 4 4 X 1
Freon, 22 and ASTM Oil #2 (50/50 Mixture) 4 4 2 4 4 4 2 X 2 X 2 X 1
Freon, 23 (Fluoroform) X X X X X X X X X X X X 1
Freon, 31 4 1 1 2 X 1 X 2 4 X X X 2
Freon, 32 1 1 1 1 X 1 X 1 4 X X X 2
Freon, 502 2 1 1 1 X 1 X X 2 X X X 2
Freon, BF (R112) 2 4 2 4 4 4 X 2 1 X X X 2
Freon, C316 1 1 X X X X X X 1 X X X 2
Freon, C318 1 1 1 1 X 1 X 1 2 X X X 2
Freon, K-142b 1 1 1 1 X 1 X 1 4 X X X 4
Freon, K-152a 1 1 1 1 X 1 X 4 4 X X X 4
Freon, MF (R11) 2 4 4 4 4 4 X 1 2 3 X X 2
Freon, PCA (R113) 1 4 1 2 4 4 X 1 2 1 X X 1
Freon, TA 1 2 X X X X X X 3 X X X 2
Freon, TC 1 2 X X X X X X 1 X X X 2
Freon, TF (R113) 1 4 1 2 4 4 X 1 2 1 X X 2
Freon, TMC 2 3 X X X X X X 1 X X X 2
Freon, T-P35 1 1 X X X X X X 1 X X X 2
Freon, T-WD602 2 2 X X X X X X 1 X X X 2
Fuel Oil, #6 2 4 4 4 1 4 1 4 1 2 1 X 1
Fuel Oil, 1, and 2 1 4 2 4 4 4 1 3 1 2 1 X 1
Fuel Oil, Acidic 1 4 2 4 1 4 1 4 1 2 1 X 1
Fumaric Acid 1 2 2 2 2 4 4 2 1 X 1 X 1
Fuming Sulphuric Acid (20/25% Oleum) 4 4 4 4 4 4 4 4 1 4 X X 1
Furaldehyde 4 2 4 X X X X X 4 X X 4 2
Furan (Furfuran) 4 3 4 4 X 4 4 4 1 X X X 1
Furfural (Furfuraldehyde) 4 2 4 4 4 2 4 3 4 3 X X 1
Furfuraldehyde 4 2 4 4 4 2 4 3 4 3 X X 1
Furfuryl Alcohol 4 2 4 4 4 2 4 4 X 4 4 X 1
Furoic Acid X X X X X X X X X X X X 1
Furyl Carbinol 4 2 4 4 4 2 4 4 X 4 4 X X
Fyrquel 150 220 300 550 4 1 4 4 1 1 4 4 1 4 2 X 1
Fyrquel 90, 100, 500 4 1 X X X X X X 1 X X 1 1
Fyrquel A60 4 2 4 X X X X X 4 X X 2 1
Gallic Acid 2 2 2 2 X 2 4 2 1 4 1 X 1
Gasoline 1 4 4 4 4 4 4 4 1 2 1 X 1
Gelatin 1 1 1 1 1 1 4 1 1 4 1 X 1
Germane (Germanium Tetrahydride) X X X X X X X X X X X X 1
Girling Brake Fluid 3 1 2 1 X 2 X 2 4 X 4 X 1
Glauber’s Salt 4 2 2 4 X 2 4 2 1 X 1 X 1
Gluconic Acid 3 1 1 1 2 1 4 1 3 4 1 X 1
Glucose 1 1 1 1 1 1 X 1 1 4 1 X 1
Glue X X X X X X X X X X X X 1
Glutamic Acid 3 1 1 1 2 1 4 1 3 4 1 X 1
Glycerine (Glycerol) 1 1 1 1 1 1 4 1 1 4 1 X 1
Glycerol Dichlorohydrin 3 1 1 1 2 1 4 1 3 4 1 X 1
Glycerol Monochlorohydrin 3 1 1 1 2 1 4 1 3 4 1 X 1
Glycerol Triacetate 3 1 1 1 2 1 4 1 3 4 1 X 1
Glycerophosphoric Acid 3 1 1 1 2 1 4 1 3 4 1 X 1
Glyceryl Phosphate 3 1 1 1 2 1 4 1 3 4 1 X 1
Glycidol 3 1 1 1 2 1 4 1 3 4 1 X 1
Glycol Monoether X X X X X X X X X X X X 1
Glycolic Acid 3 1 1 1 2 1 4 1 3 4 1 X 1
Glycols 1 1 1 1 1 1 4 1 1 4 1 X 1
Glycoxylic Acid 3 1 1 1 2 1 4 1 3 4 1 X 1
Grease Petroleum Base 1 4 3 4 4 4 1 4 1 1 1 X 1
Green Sulfate Liquor 2 1 2 2 X 1 4 2 1 4 2 X 1
Gulf Endurance Oils 1 4 2 4 4 4 1 4 1 1 1 X 1
Gulf FR Fluids (Emulsion) 1 4 2 4 4 4 1 4 1 1 1 X 1
Gulf FR G-Fluids 1 1 1 1 1 1 4 1 1 2 1 X 1
Gulf FR P-Fluids 4 2 4 4 1 2 4 4 2 4 2 X 1
Gulf Harmony Oils 1 4 2 4 4 4 1 4 1 1 1 X 1
Gulf High Temperature Grease 1 4 2 4 4 4 1 4 1 1 1 X 1
Gulf Legion Oils 1 4 2 4 4 4 1 4 1 1 1 X 1
Gulf Paramount Oils 1 4 2 4 4 4 1 4 1 2 1 X 1
Gulf Security Oils 1 4 2 4 4 4 1 4 1 2 1 X 1
Gulfcrown Grease 1 4 2 4 4 4 1 4 1 1 1 X 1
Halothane 4 4 4 4 4 4 4 4 1 4 2 X 1
Halowax Oil 4 4 4 4 4 4 X 4 1 X 1 X 1
Hannifin Lube A 1 4 1 2 2 4 1 1 1 1 1 X 1
Heavy Water 1 1 2 1 1 1 4 1 X 4 1 X 1
HEF-2 (High Energy Fuel) 2 4 4 4 4 4 4 4 1 4 2 X 1
Helium 1 1 1 1 1 1 1 1 1 1 1 X 1
Heptachlor 2 4 4 4 X 4 4 4 1 3 2 X 1
Heptachlorobutene 2 4 4 4 X 4 4 4 1 3 2 X 1
Heptaldehyde (Heptanal) 1 4 2 4 2 4 1 2 1 1 1 X 1
Heptane or n-Heptane 1 4 2 4 4 4 1 2 1 2 3 X 1
Heptanoic Acid 1 4 2 4 2 4 1 2 1 1 1 X 1
Hexachloroacetone 3 1 1 1 2 1 4 1 3 4 1 X 1
Hexachlorobutadiene 2 4 4 4 X 4 4 4 1 3 2 X 1
Hexachlorobutene 2 4 4 4 X 4 4 4 1 3 2 X 1
Hexachloroethane 2 4 4 4 X 4 4 4 1 3 2 X 1
Hexaethyl Tetraphosphate X X X X X X X X X X X X 1
Hexafluoroethane (F-116) X X X X X X X X X X X X 2
Hexafluoroxylene X X X X X X X X X X X X 1
Hexafluoroxylene X X X X X X X X X X X X 1
Hexaldehyde or n-Hexaldehyde 4 1 1 4 2 2 X 3 4 2 4 X 1
Hexamethyldisilizane X X X X X X X X X X X X 1
Hexamethylene (Cyclohexane) 1 4 2 4 2 4 1 2 1 1 1 X 1
Hexamethylene Diammonium Adipate 2 4 4 4 X 4 4 4 1 3 2 X 1
Hexamethylenediamine 3 1 1 1 2 1 4 1 3 4 1 X 2
Hexamethylenetetramine 3 1 1 1 2 1 4 1 3 4 1 X 2
Hexane or n-Hexane 1 4 2 4 4 4 1 2 1 2 3 X 1
Hexene-1 or n-Hexene-1 2 4 2 4 4 4 1 2 1 2 4 X 1
Hexone (Methyl Isobutyl Ketone) 3 1 1 1 2 1 4 1 3 4 1 X 1
Hexyl Acetate 1 4 2 4 2 4 1 2 1 1 1 X 1
Hexyl Alcohol 1 3 2 1 2 3 4 2 1 4 2 X 1
Hexylene Glycol 3 1 1 1 2 1 4 1 3 4 1 X 1
Hexylresorcinol 2 4 4 4 X 4 4 4 1 3 2 X 1
High Viscosity Lubricant, H2 1 1 2 1 1 1 4 X 1 4 2 X 1
High Viscosity Lubricant, U4 1 1 2 1 1 1 4 X 1 4 2 X 1
HiLo MS #1 4 1 4 4 3 2 4 4 4 4 3 X 1
Houghto-Safe 1010 phosphate ester 4 1 4 4 3 1 4 4 1 X 2 X 1
Houghto-Safe 1055 phosphate ester 4 1 4 4 3 1 4 4 1 X 2 X 1
Houghto-Safe 1120 phosphate ester 4 2 4 4 3 1 4 4 1 4 2 X 1
Houghto-Safe 271 (Water & Glycol Base) 1 1 2 1 2 2 4 X 2 4 2 X 1
Houghto-Safe 416 & 500 Series 1 1 X X X X X X X X X X X
Houghto-Safe 5040 (Water/Oil emulsion) 1 4 2 4 3 4 4 4 1 4 2 X 1
Houghto-Safe 620 Water/Glycol 1 1 2 1 2 2 4 X 2 4 2 X 1
Hydraulic Oil (Petroleum Base, Industrial) 1 4 2 4 2 4 1 2 1 1 1 X 1
Hydraulic Oils (Synthetic Base) 2 4 4 4 X 4 4 4 1 3 2 X 1
Hydrazine 2 1 2 2 2 1 X 2 4 4 4 X 1
Hydrazine (Anhydrous) 4 2 2 1 X 2 4 2 4 4 4 2 1
Hydrazine Dihydrochloride 3 1 1 1 2 1 4 1 3 4 1 X 1
Hydrazine Hydrate 3 1 1 1 2 1 4 1 3 4 1 X 1
Hydriodic Acid 2 4 4 4 X 4 4 4 1 3 2 X 1
Hydroabietyl Alcohol X X X X X X X X X X X X 1
Hydrobromic Acid 4 1 4 4 4 1 4 1 1 4 3 X 1
Hydrobromic Acid 40% 4 1 2 4 4 1 4 1 1 4 3 X 1
Hydrocarbons, Saturated 1 4 2 4 4 4 1 3 1 2 1 X 1
Hydrochloric Acid (cold) 37% 4 3 4 X X X X X 1 X X 1 1
Hydrochloric Acid (hot) 37% 4 3 4 4 X 4 4 4 1 3 2 X 1
Hydrochloric Acid, 3 Molar to 158°F 2 1 2 3 4 1 3 1 1 4 3 X 1
Hydrochloric Acid, Concentrated Room Temp. 2 2 X X X X X X 1 X X X 1
Hydrochloric Acid, Concentrated to 158°F 4 4 4 4 4 4 4 X 1 4 4 X 1
Hydrocyanic Acid 2 1 2 2 3 1 4 1 1 X 2 X 1
Hydro-Drive MIH-10 (Petroleum Base) 1 4 2 4 2 4 1 4 1 2 1 X 1
Hydro-Drive MIH-50 (Petroleum Base) 1 4 2 4 2 4 1 4 1 2 1 X 1
Hydrofluoric Acid (Anhydrous) X X X X X X X X X X X X 1
Hydrofluoric Acid (conc.) Cold X X X X X X X X X X X X 1
Hydrofluoric Acid (conc.) Hot 4 4 X X X X X X 3 X X X 1
Hydrofluorosilicic Acid 2 1 2 2 4 1 X 1 1 X 4 X 1
Hydrogen Bromide (Anhydrous) X X X X X X X X X X X X 1
Hydrogen Chloride (Anhydrous) X X X X X X X X X X X X 1
Hydrogen Chloride gas 4 1 2 X X X X X 1 X X 1 1
Hydrogen Cyanide X X X X X X X X X X X X 1
Hydrogen Fluoride X X X X X X X X X X X X 1
Hydrogen Fluoride (Anhydrous) 4 1 X 4 X 1 4 X 4 X 4 2 1
Hydrogen Gas, Cold 1 1 1 2 3 1 2 1 1 1 3 X 1
Hydrogen Gas, Hot 1 1 1 2 3 1 2 1 1 1 3 X 1
Hydrogen Iodide (Anhydrous) X X X X X X X X X X X X 1
Hydrogen Peroxide 2 1 1 2 1 1 4 2 1 X 1 X 1
Hydrogen Peroxide 90% 4 3 4 4 2 3 4 3 1 X 2 X 1
Hydrogen Selenide X X X X X X X X X X X X 1
Hydrogen Sulfide, Dry, Cold 1 1 1 1 3 1 4 1 4 X 3 X 1
Hydrogen Sulfide, Dry, Hot 4 1 2 4 3 1 4 3 4 X 3 X 1
Hydrogen Sulfide, Wet, Cold 4 1 1 4 3 1 4 2 4 X 3 X 1
Hydrogen Sulfide, Wet, Hot 4 1 2 4 3 1 4 3 4 X 3 X 1
Hydrolube-Water/Ethylene Glycol 1 1 2 1 2 2 4 X 1 4 2 X 1
Hydrooxycitronellal X X 4 4 X 4 4 4 1 3 2 X 1
Hydroquinol 4 4 4 X X X X X 1 X X X 2
Hydroquinone 3 2 4 4 X 4 4 4 2 X 2 X 1
Hydroxyacetic Acid 3 1 1 1 2 1 4 1 3 4 1 X 1
Hydyne 2 1 2 2 4 2 4 X 4 X 4 X 1
Hyjet 4 1 4 X X X X X 4 X X 2 1
Hyjet IV and IVA 4 1 4 4 4 2 4 4 4 4 4 X 1
Hyjet S4 4 1 4 X X X X X 4 X X 2 1
Hyjet W 4 1 4 X X X X X 4 X X 2 1
Hypochlorous Acid 4 2 4 4 X 2 4 1 1 X X X 1
Indole X X 4 4 X 4 4 4 1 3 2 X 1
Industron FF44 1 4 2 4 4 4 1 4 1 2 1 X 1
Industron FF48 1 4 2 4 4 4 1 4 1 2 1 X 1
Industron FF53 1 4 2 4 4 4 1 4 1 2 1 X 1
Industron FF80 1 4 2 4 4 4 1 4 1 2 1 X 1
Insulin 3 1 1 1 2 1 4 1 3 4 1 X 1
Iodic Acid 3 1 1 1 2 1 4 1 3 4 1 X 1
Iodine 2 2 4 2 X 2 X 2 1 X 1 X 1
Iodine Pentafluoride 4 4 4 4 4 4 4 4 4 4 4 X 2
Iodoform X 4 4 4 X 4 4 4 1 3 2 X 1
Isoamyl Acetate 3 1 1 1 2 1 4 1 3 4 1 X 1
Isoamyl Butyrate 3 1 1 1 2 1 4 1 3 4 1 X 1
Isoamyl Valerate 3 1 1 1 2 1 4 1 3 4 1 X 1
Isoboreol X X 4 4 X 4 4 4 1 3 2 X 1
Isobutane 1 4 2 4 2 4 1 2 1 1 1 X 1
Isobutyl Acetate 3 1 1 1 2 1 4 1 3 4 1 X 1
Isobutyl Alcohol 2 1 1 2 1 1 4 1 1 4 2 X 1
Isobutyl Chloride 4 4 4 X X X X X 1 X X 4 1
Isobutyl Ether 2 4 3 X X X X X 4 X X 4 1
Isobutyl Methyl Ketone 3 1 1 1 2 1 4 1 3 4 1 X 1
Isobutyl n-Butyrate 4 1 4 4 X 1 4 4 1 X 1 X 1
Isobutyl Phosphate 3 1 1 1 2 1 4 1 3 4 1 X 1
Isobutylene X X 4 4 X 4 4 4 1 3 2 X 1
Isobutyraldehyde 3 2 3 X X X X X 4 X X 4 2
Isobutyric Acid 1 2 4 X 2 X X X 4 X X 3 1
Isocrotyl Chloride X X 4 4 X 4 4 4 1 3 2 X 1
Isodecanol 1 4 2 4 2 4 1 2 1 1 1 X 1
Isododecane 1 4 2 4 4 4 4 2 1 X 1 X 1
Isoeugenol 1 4 2 4 2 4 1 2 1 1 1 X 1
Isooctane 1 4 2 4 4 4 1 1 1 2 1 X 1
Isopentane 1 4 2 4 2 4 1 2 1 1 1 X 1
Isophorone (Ketone) 4 2 4 4 4 2 4 4 4 4 4 X 1
Isopropanol 2 1 2 2 1 1 4 1 1 4 2 X 1
Isopropyl Acetate 4 2 4 4 4 2 4 4 4 4 2 X 1
Isopropyl Alcohol 2 1 2 2 1 1 4 1 1 4 2 X 1
Isopropyl Chloride 4 4 4 4 4 4 4 4 1 4 2 X 1
Isopropyl Ether 2 4 3 4 4 4 3 3 4 2 3 X 1
Isopropylacetone 3 1 1 1 2 1 4 1 3 4 1 X 1
Isopropylamine 3 1 1 1 2 1 4 1 3 4 1 X 1
Jet Fuel A 2 4 4 4 X 4 4 4 1 3 2 X 1
JP-10 3 4 4 4 4 4 4 X 1 3 1 X 1
JP-3 (MIL-J-5624) 1 4 4 X X X X X 1 X X 2 1
JP-4 (MIL-T-5624) 1 4 4 4 4 4 2 4 1 2 2 X 1
JP-5 (MIL-T-5624) 1 4 4 4 4 4 2 4 1 2 2 X 1
JP-6 (MIL-J-25656) 1 4 4 4 4 4 2 4 1 2 2 X 1
JP-8 (MIL-T-83133) 1 4 3 4 4 4 1 X 1 1 2 X 1
JP-9 (MIL-F-81912) 3 4 4 4 4 4 4 X 1 3 2 X 1
JP-9 -11 4 4 4 4 4 4 4 X 1 4 2 X 1
JPX (MIL-F-25604) 1 4 2 X X X X X 4 X X 2 1
Kel F Liquids 1 1 X 1 1 1 X 1 2 X 2 X 1
Kerosene (Similar to RP-1 and JP-1) 1 4 2 4 4 4 1 4 1 1 1 X 1
Keystone #87HX-Grease 1 4 4 4 4 4 1 4 1 1 1 X 1
Lacquer Solvents 4 4 4 4 4 4 4 4 4 4 4 X 1
Lacquers 4 4 4 4 4 4 4 4 4 4 4 X 1
Lactams-Amino Acids 4 2 2 4 X 2 X 2 4 X 4 X 1
Lactic Acid, Cold 1 1 1 1 1 1 4 1 1 X 1 X 1
Lactic Acid, Hot 4 4 4 4 2 4 4 3 1 X 2 X 1
Lactones (Cyclic Esters) 4 2 4 4 2 2 4 4 4 4 4 X 1
Lard Animal Fat 1 2 2 4 2 2 1 4 1 1 1 X 1
Lauric Acid 1 4 2 4 2 4 1 2 1 1 1 X 1
Lavender Oil 2 4 4 X X X X X 1 X X 1 1
LB 135 1 1 1 X X X X X 1 X X 1 1
Lead (Molten) X X X X X X X X X X X X 1
Lead Acetate 2 1 2 4 4 1 4 4 4 4 4 X 1
Lead Arsenate 3 1 1 1 2 1 4 1 3 4 1 X 1
Lead Azide X X X X X X X X X X X X 1
Lead Bromide 3 1 1 1 2 1 4 1 3 4 1 X 1
Lead Carbonate 3 1 1 1 2 1 4 1 3 4 1 X 1
Lead Chloride 3 1 1 1 2 1 4 1 3 4 1 X 1
Lead Chromate 3 1 1 1 2 1 4 1 3 4 1 X 1
Lead Dioxide 3 1 1 1 2 1 4 1 3 4 1 X 1
Lead Linoleate 3 1 1 1 2 1 4 1 3 4 1 X 1
Lead Naphthenate X X X X X X X X X X X X 1
Lead Nitrate 1 1 1 1 2 1 X 1 X X 1 X 1
Lead Oxide 3 1 1 1 2 1 4 1 3 4 1 X 1
Lead Sulfamate 2 1 1 2 2 1 4 1 1 X 1 X 1