Rubber Chemical Resistance Chart


Welcome to our Rubber Chemical Resistance Chart

Here is the rubber compatibility chart that rates all popular rubber materials that comes into contact with various chemicals. Use this rubber chemical resistance chart to make sure that the elastomer or O-ring seal you choose will be compatible with the particular environment. The chemical compatibility of rubber is extremely important as the rubber can degrade rapidly if the rubber material is not compatible with the environment or media that it comes 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
Paraffins 1 4 2 4 2 4 1 2 1 1 1 X 1
Para-Formaldehyde 3 1 1 1 2 1 4 1 3 4 1 X 1
Paraldehyde 3 1 1 1 2 1 4 1 3 4 1 X 1
Par-al-Ketone 4 4 4 4 4 4 4 4 4 4 4 X X
Para-Nitroaniline 3 1 1 1 2 1 4 1 3 4 1 X 1
Para-Nitrobenzoic Acid 3 1 1 1 2 1 4 1 3 4 1 X 1
Para-Nitrophenol 3 1 1 1 2 1 4 1 3 4 1 X 1
Parathion X X 4 4 X 4 4 4 1 3 2 X 1
Para-Toluene Sulfonic Acid 3 1 1 1 2 1 4 1 3 4 1 X 1
Parker O Lube 1 4 1 2 2 4 1 1 1 1 1 X 1
Peanut Oil 1 3 3 4 1 3 1 2 1 2 1 X 1
Pectin (Liquor) X X 4 4 X 4 4 4 1 3 2 X 1
Pelagonic Acid X X X X X X X X X X X X 1
Penicillin (Liquid) X X 4 4 X 4 4 4 1 3 2 X 1
Pentachloroethane X X 4 4 X 4 4 4 1 3 2 X 1
Pentachlorophenol 3 1 1 1 2 1 4 1 3 4 1 X 1
Pentaerythritol 3 1 1 1 2 1 4 1 3 4 1 X 1
Pentaerythritol Tetranitrate 3 1 1 1 2 1 4 1 3 4 1 X 1
Pentafluoroethane (F-125) X X X X X X X X X X X X 2
Pentane or n-Pentane 1 4 1 3 4 4 1 2 1 4 3 X 1
Pentane, 2 Methyl 1 4 2 4 4 4 1 2 1 4 3 X 1
Pentane, 2-4 dimethyl 1 4 2 4 4 4 1 2 1 4 3 X 1
Pentane, 3-Methyl 1 4 2 4 4 4 1 2 1 4 3 X 1
Pentoxone X X X X X X X X X X X X 1
Pentyl Pentanoate 1 4 2 4 2 4 1 2 1 1 1 X 1
Peracetic Acid 3 1 1 1 2 1 4 1 3 4 1 X 1
Perchloric Acid - 2N 4 1 2 4 2 2 4 2 1 4 1 X 1
Perchloroethylene 2 4 4 4 4 4 4 4 1 4 2 X 1
Perfluoropropane X X X X X X X X X X X X 2
Perfluorotriethylamine X X X X X X X X X X X X 2
Permanganic Acid X X X X X X X X X X X X 1
Persulfuric Acid (Caro’s Acid) X X X X X X X X X X X X 1
Petrolatum 1 4 2 4 4 4 1 2 1 1 1 X 1
Petrolatum Ether 1 4 2 4 2 4 1 2 1 1 1 X 1
Petroleum Oil, Above 250°F 4 4 4 4 4 4 4 4 2 4 4 X 1
Petroleum Oil, Below 250°F 1 4 2 4 2 4 2 2 1 2 2 X 1
Petroleum Oil, Crude 1 4 2 4 4 4 1 2 1 1 1 X 1
Phenol 4 4 4 4 4 4 4 4 1 4 2 X 1
Phenol, 70% / 30% H2O 4 4 4 4 4 4 4 4 1 4 2 X 1
Phenol, 85% / 15% H2O 4 4 4 4 4 4 4 4 1 4 2 X 1
Phenolic Sulfonate 3 1 1 1 2 1 4 1 3 4 1 X 1
Phenolsulfonic Acid 3 1 1 1 2 1 4 1 3 4 1 X 1
Phenylacetamide X X 4 4 X 4 4 4 1 3 2 X 1
Phenylacetate 3 1 1 1 2 1 4 1 3 4 1 X 1
Phenylacetic Acid 3 1 1 1 2 1 4 1 3 4 1 X 1
Phenylbenzene 4 4 4 4 4 4 4 4 1 4 2 X 1
Phenylene Diamine X X X X X X X X X X X X 1
Phenylethyl Alcohol X X 4 4 X 4 4 4 1 3 2 X 1
Phenylethyl Ether 4 4 4 4 4 4 4 4 4 4 4 X 1
Phenylethyl Malonic Ester X X 4 4 X 4 4 4 1 3 2 X 1
Phenylglycerine 3 1 1 1 2 1 4 1 3 4 1 X 1
Phenylhydrazine 4 2 4 2 X 4 4 4 1 X X X 1
Phenylhydrazine Hydrochloride 3 1 1 1 2 1 4 1 3 4 1 X 1
Phenylmercuric Acetate 3 1 1 1 2 1 4 1 3 4 1 X 1
Phorone 4 3 4 4 4 3 4 4 4 4 4 X 1
Phosgene X X X X X X X X X X X X 1
Phosphine X X X X X X X X X X X X 1
Phosphoric Acid 3 Molar to 158°F 1 1 2 2 2 1 3 1 1 4 2 X 1
Phosphoric Acid Concentrated Room Temp 2 1 2 1 3 1 2 1 1 4 3 X 1
Phosphoric Acid Concentrated to 158°F 4 1 3 2 4 1 3 1 1 4 3 X 1
Phosphoric Acid, 20% X X X X X X X X X X X X 1
Phosphoric Acid, 45% X X X X X X X X X X X X 1
Phosphorus (Molten) X X X X X X X X X X X X 1
Phosphorus Oxychloride X X X X X X X X X X X X 1
Phosphorus Trichloride 4 1 4 4 X 1 X 4 1 X 1 X 1
Phosphorus Trichloride Acid 4 1 4 X X X X X 1 X X 1 1
Phthalic Acid 3 1 1 1 2 1 4 1 3 4 1 X 1
Phthalic Anhydride 3 1 1 1 2 1 4 1 3 4 1 X 1
Pickling Solution 4 3 4 4 4 3 4 2 2 4 4 X 1
Picric Acid (aq) 1 1 1 2 X 1 X 1 1 X 2 X 1
Picric Acid Molten 2 2 2 2 4 2 X 2 1 X 2 X 1
Pine Oil 1 4 4 4 4 4 X 4 1 X 1 X 1
Pine Tar 1 4 2 4 2 4 1 2 1 1 1 X 1
Pinene 2 4 3 4 4 4 4 4 1 2 1 X 1
Piperazine X X 4 4 X 4 4 4 1 3 2 X 1
Piperidine 4 4 4 4 4 4 4 4 1 3 2 X 1
Piranha (H2SO4:H2O2)(70:30) X X X X X X X X X X X X 1
Plating Solution (Co,Cu,Au,In,Fe,Pb,Ni,Ag,Sn,Zn) 1 1 X X X X X X 1 X X 1 1
Plating Solutions Chrome 4 2 4 4 2 2 4 4 1 4 2 X 1
Plating Solutions Others 1 1 4 4 4 1 X 1 1 X X X 1
Pneumatic Service 1 1 1 4 4 1 4 1 1 1 4 X 1
Polyethylene Glycol 2 1 2 X X X X X 3 X X 1 1
Polyglycerol 3 1 1 1 2 1 4 1 3 4 1 X 1
Polyglycol 3 1 1 1 2 1 4 1 3 4 1 X 1
Polyvinyl Acetate Emulsion X 1 2 4 X 1 X 2 X X X X 1
Potassium (Molten) X X X X X X X X X X X X 4
Potassium Acetate 2 1 2 4 4 1 4 1 4 4 4 X 1
Potassium Acid Sulfate 3 1 1 1 2 1 4 1 3 4 1 X 1
Potassium Alum 3 1 1 1 2 1 4 1 3 4 1 X 1
Potassium Aluminum Sulfate 3 1 1 1 2 1 4 1 3 4 1 X 1
Potassium Antimonate 3 1 1 1 2 1 4 1 3 4 1 X 1
Potassium Bicarbonate 3 1 1 1 2 1 4 1 3 4 1 X 1
Potassium Bichromate 3 1 1 1 2 1 4 1 3 4 1 X 1
Potassium Bifluoride 3 1 1 1 2 1 4 1 3 4 1 X 1
Potassium Bisulfate 3 1 1 1 2 1 4 1 3 4 1 X 1
Potassium Bisulfite 3 1 1 1 2 1 4 1 3 4 1 X 1
Potassium Bitartrate 3 1 1 1 2 1 4 1 3 4 1 X 1
Potassium Bromide 3 1 1 1 2 1 4 1 3 4 1 X 1
Potassium Carbonate 3 1 1 1 2 1 4 1 3 4 1 X 1
Potassium Chlorate 3 1 1 1 2 1 4 1 3 4 1 X 1
Potassium Chloride 1 1 1 1 1 1 1 1 1 1 1 X 1
Potassium Chromates 3 1 1 1 2 1 4 1 3 4 1 X 1
Potassium Citrate 3 1 1 1 2 1 4 1 3 4 1 X 1
Potassium Cupro Cyanide 1 1 1 1 1 1 1 1 1 1 1 X 1
Potassium Cyanate 3 1 1 1 2 1 4 1 3 4 1 X 1
Potassium Cyanide 1 1 1 1 1 1 1 1 1 1 1 X 1
Potassium Dichromate 1 1 1 1 1 1 1 1 1 2 1 X 1
Potassium Diphosphate 3 1 1 1 2 1 4 1 3 4 1 X 1
Potassium Ferricyanide 3 1 1 1 2 1 4 1 3 4 1 X 1
Potassium Fluoride 3 1 1 1 2 1 4 1 3 4 1 X 1
Potassium Glucocyanate 3 1 1 1 2 1 4 1 3 4 1 X 1
Potassium Hydroxide 50% 2 1 2 2 3 1 4 1 4 4 3 X 1
Potassium Hypochlorite 3 1 1 1 2 1 4 1 3 4 1 X 1
Potassium Iodate 3 1 1 1 2 1 4 1 3 4 1 X 1
Potassium Iodide 3 1 1 1 2 1 4 1 3 4 1 X 1
Potassium Metabisulfate 3 1 1 1 2 1 4 1 3 4 1 X 1
Potassium Metachromate 3 1 1 1 2 1 4 1 3 4 1 X 1
Potassium Metasilicate X X X X X X X X X X X X 1
Potassium Monochromate 3 1 1 1 2 1 4 1 3 4 1 X 1
Potassium Nitrate 1 1 1 1 1 1 1 1 1 1 1 X 1
Potassium Nitrite 3 1 1 1 2 1 4 1 3 4 1 X 1
Potassium Oxalate 3 1 1 1 2 1 4 1 3 4 1 X 1
Potassium Perchlorate 3 1 1 1 2 1 4 1 3 4 1 X 1
Potassium Perfluoro Acetate X X X X X X X X X X X X 1
Potassium Permanganate 3 1 1 1 2 1 4 1 3 4 1 X 1
Potassium Peroxide X X X X X X X X X X X X 1
Potassium Persulfate 3 1 1 1 2 1 4 1 3 4 1 X 1
Potassium Phosphate (Acid) 3 1 1 1 2 1 4 1 3 4 1 X 1
Potassium Phosphate (Alkaline) 3 1 1 1 2 1 4 1 3 4 1 X 1
Potassium Phosphate (Di/Tri Basic) 3 1 1 1 2 1 4 1 3 4 1 X 1
Potassium Pyrosulfate 3 1 1 1 2 1 4 1 3 4 1 X 1
Potassium Salts 1 1 1 1 1 1 1 1 1 1 1 X 1
Potassium Silicate X X X X X X X X X X X X 1
Potassium Sodium Tartrate 3 1 1 1 2 1 4 1 3 4 1 X 1
Potassium Stannate 3 1 1 1 2 1 4 1 3 4 1 X 1
Potassium Stearate 3 1 1 1 2 1 4 1 3 4 1 X 1
Potassium Sulfate 1 1 1 2 1 1 4 2 1 1 1 X 1
Potassium Sulfide 3 1 1 1 2 1 4 1 3 4 1 X 1
Potassium Sulfite 1 1 1 2 1 1 4 2 1 1 1 X 1
Potassium Tartrate 3 1 1 1 2 1 4 1 3 4 1 X 1
Potassium Thiocyanate 3 1 1 1 2 1 4 1 3 4 1 X 1
Potassium Thiosulfate 3 1 1 1 2 1 4 1 3 4 1 X 1
Potassium Triphosphate 3 1 1 1 2 1 4 1 3 4 1 X 1
Prestone Antifreeze 1 1 1 1 1 1 4 1 1 4 1 X 1
PRL-High Temp. Hydr. Oil 2 4 2 4 2 4 1 4 1 2 1 X 1
Producer Gas 1 4 2 4 2 4 2 2 1 1 2 X 1
Propane 1 4 2 4 4 4 1 2 1 3 2 X 1
Propionaldehyde 3 1 1 1 2 1 4 1 3 4 1 X 1
Propionic Acid 3 1 1 1 2 1 4 1 3 4 1 X 1
Propionitrile 1 4 2 X X X X X 1 X X 1 1
Propyl Acetate 4 2 4 4 4 2 4 4 4 4 4 X 1
Propyl Acetone or n-Propyl Acetone 4 1 4 4 4 1 4 4 4 4 4 X 1
Propyl Alcohol 1 1 1 1 1 1 4 1 1 4 1 X 1
Propyl Nitrate 4 2 4 4 4 2 4 4 4 X 4 X 1
Propyl Propionate 3 1 1 1 2 1 4 1 3 4 1 X 1
Propylamine 3 1 1 1 2 1 4 1 3 4 1 X 1
Propylbenzene X X 4 4 X 4 4 4 1 3 2 X 1
Propylene 3 4 4 4 4 4 4 4 1 4 3 X 1
Propylene Chloride X X 4 4 X 4 4 4 1 3 2 X 1
Propylene Chlorohydrin X X 4 4 X 4 4 4 1 3 2 X 1
Propylene Dichloride X X 4 4 X 4 4 4 1 3 2 X 1
Propylene Glycol 3 1 1 1 2 1 4 1 3 4 1 X 1
Propylene Imine X X 4 4 X 4 4 4 1 3 2 X 1
Propylene Oxide 4 2 4 4 4 2 4 4 4 4 4 X 1
Pydraul 90e 4 1 4 X X X X X 1 X X 1 1
Pydraul, 10E 4 1 4 4 1 1 4 4 4 4 4 X 1
Pydraul, 115E 4 1 4 4 4 1 4 4 1 4 3 X 1
Pydraul, 230C, 312C, 540C, A200 4 4 4 4 4 4 4 4 1 4 4 X 1
Pydraul, 29ELT 30E, 50E, 65E 4 1 4 4 1 1 4 4 1 4 1 X 1
Pyranol Transformer Oil 1 4 2 4 4 4 1 2 1 2 1 X 1
Pyridine 4 2 4 4 X 4 4 4 1 3 2 X 1
Pyridine Oil 4 2 4 4 4 2 4 4 4 X 4 X 1
Pyridine Sulfate 3 1 1 1 2 1 4 1 3 4 1 X 1
Pyridine Sulfonic Acid 3 1 1 1 2 1 4 1 3 4 1 X 1
Pyrogallol (Pyrogallic Acid) 2 4 4 4 X 4 4 4 1 3 2 X 1
Pyrogard 42, 43, 55 4 1 4 X X X X X 1 X X 2 1
Pyrogard 53, Mobil Phosphate Ester 4 1 4 4 4 1 4 4 1 4 4 X 1
Pyrogard D, Mobil Water-in-Oil Emulsion 1 4 2 4 3 4 X 1 4 1 2 X 1
Pyroligneous Acid 4 2 2 4 X 2 4 2 4 4 4 X 1
Pyrolube 4 2 4 4 2 2 4 4 1 4 2 X 1
Pyrosulfuric Acid 3 1 1 1 2 1 4 1 3 4 1 X 1
Pyrosulfuryl Chloride 2 4 4 4 X 4 4 4 1 3 2 X 1
Pyrrole 4 4 4 2 2 4 4 2 4 X 4 X 1
Pyruvic Acid 3 1 1 1 2 1 4 1 3 4 1 X 1
Quinidine 2 4 4 4 X 4 4 4 1 3 2 X 1
Quinine 2 4 4 4 X 4 4 4 1 3 2 X 1
Quinine Bisulfate 3 1 1 1 2 1 4 1 3 4 1 X 1
Quinine Hydrochloride 3 1 1 1 2 1 4 1 3 4 1 X 1
Quinine Sulfate 3 1 1 1 2 1 4 1 3 4 1 X 1
Quinine Tartrate 3 1 1 1 2 1 4 1 3 4 1 X 1
Quinizarin 2 4 4 4 X 4 4 4 1 3 2 X 1
Quinoline 2 4 4 4 X 4 4 4 1 3 2 X 1
Quinone 2 4 4 4 X 4 4 4 1 3 2 X 1
Radiation (Gamma, 1.0 E+07 Rads) 3 2 X X 2 4 X X 4 4 4 X 2
Raffinate 2 4 4 4 X 4 4 4 1 3 2 X 1
Rapeseed Oil 2 1 2 4 4 1 2 2 1 2 1 X 1
Red Line 100 Oil 1 4 2 4 4 4 1 2 1 1 1 X 1
Red Oil (MIL-H-5606) 1 4 2 4 4 4 1 2 1 1 1 X 1
Resorcinol 3 1 1 1 2 1 4 1 3 4 1 X 1
Rhodium X X X X X X X X X X X X 1
Riboflavin 2 4 4 4 X 4 4 4 1 3 2 X 1
Ricinoleic Acid 2 4 4 4 X 4 4 4 1 3 2 X 1
RJ-1 (MIL-F-25558) 1 4 2 4 4 4 1 2 1 1 1 X 1
RJ-4 (MIL-F-82522) 2 4 4 4 4 4 2 X 1 2 1 X 1
Rosin 2 4 4 4 X 4 4 4 1 3 2 X 1
RP-1 (MIL-R-25576) 1 4 2 4 4 4 1 2 1 1 1 X 1
Saccharin Solution 3 1 1 1 2 1 4 1 3 4 1 X 1
Sal Ammoniac 1 1 1 1 2 1 1 1 1 1 1 X 1
Salicylic Acid 2 1 X 2 X 1 X X 1 X 1 X 1
Santo Safe 300 4 3 4 4 1 3 4 X 1 X 1 X 1
Sea (Salt) Water 1 1 2 1 1 1 4 1 1 2 1 X 1
Sebacic Acid 3 1 1 1 2 1 4 1 3 4 1 X 1
Selenic Acid 3 1 1 1 2 1 4 1 3 4 1 X 1
Selenous Acid 3 1 1 1 2 1 4 1 3 4 1 X 1
Sewage 1 1 2 1 1 1 4 1 1 4 1 X 1
SF 1154 GE Silicone Fluid 2 1 1 1 4 1 1 1 1 2 1 X 1
SF1147 GE Silicone Fluid 2 3 X X 4 3 X X 1 X X X 1
SF96 GE SIlicone Fluid 2 1 1 1 4 1 1 1 1 2 1 X 1
Shell 3XF Mine Fluid (Fire resist hydr.) 1 4 2 4 X 4 4 2 1 4 1 X 1
Shell Alvania Grease #2 1 4 2 4 2 4 1 4 1 1 1 X 1
Shell Carnea 19 and 29 1 4 4 4 X 4 1 4 1 2 1 X 1
Shell Diala 1 4 2 4 4 4 1 4 1 2 1 X 1
Shell Irus 905 1 4 2 4 4 4 1 4 1 1 1 X 1
Shell Lo Hydrax 27 and 29 1 4 2 4 4 4 1 4 1 2 1 X 1
Shell Macome 72 1 4 2 4 4 4 1 4 1 2 1 X 1
Shell Tellus #32 Pet. Base 1 4 2 4 4 4 1 4 1 1 1 X 1
Shell Tellus #68 1 4 2 4 4 4 1 4 1 1 1 X 1
Shell Tellus 27 (Petroleum Base) 1 4 2 X X X X X 1 X X 1 1
Shell Tellus 33 1 4 2 X X X X X 1 X X 1 1
Shell UMF (5% Aromatic) 1 4 2 4 4 4 1 4 1 1 1 X 1
Shellac 3 1 1 1 2 1 4 1 3 4 1 X 1
Silane X X X X X X X X X X X X 1
Silicate Esters 2 4 1 4 4 4 X X 1 1 1 X 1
Silicon Fluoride X X X X X X X X X X X X 1
Silicon Tetrachloride X X X X X X X X X X X X 1
Silicon Tetrafluoride X X X X X X X X X X X X 1
Silicone Greases 1 1 1 1 3 1 1 1 1 1 2 X 1
Silicone Oils 1 1 1 1 3 1 1 1 1 1 3 X 1
Silver Bromide 3 1 1 1 2 1 4 1 3 4 1 X 1
Silver Chloride 3 1 1 1 2 1 4 1 3 4 1 X 1
Silver Cyanide 3 1 1 1 2 1 4 1 3 4 1 X 1
Silver Nitrate 2 1 1 1 1 1 1 1 1 1 1 X 1
Silver Sulfate 3 1 1 1 2 1 4 1 3 4 1 X 1
Sinclair Opaline CX-EP Lube 1 4 2 4 4 4 1 2 1 1 1 X 1
Skelly, Solvent B, C, E 1 4 4 4 X 4 X 4 1 X 1 X 1
Skydrol 500 B4 4 1 4 4 3 2 4 4 4 4 3 X 1
Skydrol 7000 4 1 4 X X X X X 2 X X 1 1
Skydrol LD-4 4 1 4 4 3 2 4 4 4 4 3 X 1
Soap Solutions 1 1 2 2 1 1 4 1 1 4 1 X 1
Socony Mobile Type A 1 4 2 4 4 4 1 4 1 2 2 X 1
Socony Vacuum AMV AC781 (Grease) 1 4 2 4 4 4 1 4 1 2 2 X 1
Socony Vacuum PD959B 1 4 2 4 4 4 1 2 1 1 1 X 1
Soda Ash 1 1 1 1 1 1 X 1 1 X 1 X 1
Sodium (Molten) X X X X X X X X X X X X 4
Sodium Acetate 2 1 2 4 4 1 3 1 4 3 4 X 1
Sodium Acid Bisulfate 3 1 1 1 2 1 4 1 3 4 1 X 1
Sodium Acid Fluoride 3 1 1 1 2 1 4 1 3 4 1 X 1
Sodium Acid Sulfate 3 1 1 1 2 1 4 1 3 4 1 X 1
Sodium Aluminate 3 1 1 1 2 1 4 1 3 4 1 X 1
Sodium Aluminate Sulfate 3 1 1 1 2 1 4 1 3 4 1 X 1
Sodium Anthraquinone Disulfate 3 1 1 1 2 1 4 1 3 4 1 X 1
Sodium Antimonate 3 1 1 1 2 1 4 1 3 4 1 X 1
Sodium Arsenate 3 1 1 1 2 1 4 1 3 4 1 X 1
Sodium Arsenite 3 1 1 1 2 1 4 1 3 4 1 X 1
Sodium Benzoate 3 1 1 1 2 1 4 1 3 4 1 X 1
Sodium Bicarbonate (Baking Soda) 1 1 1 1 1 1 X 1 1 X 1 X 1
Sodium Bichromate 3 1 1 1 2 1 4 1 3 4 1 X 1
Sodium Bifluoride 3 1 1 1 2 1 4 1 3 4 1 X 1
Sodium Bisulfate or Bisulfite 1 1 1 2 1 1 4 1 1 X 1 X 1
Sodium Bisulfide 3 1 1 1 2 1 4 1 3 4 1 X 1
Sodium Bitartrate 3 1 1 1 2 1 4 1 3 4 1 X 1
Sodium Borate 1 1 1 1 1 1 X 1 1 X 1 X 1
Sodium Bromate 3 1 1 1 2 1 4 1 3 4 1 X 1
Sodium Bromide 3 1 1 1 2 1 4 1 3 4 1 X 1
Sodium Carbonate (Soda Ash) 1 1 1 1 1 1 X 1 1 X 1 X 1
Sodium Chlorate 3 1 1 1 2 1 4 1 3 4 1 X 1
Sodium Chloride 1 1 1 1 1 1 X 1 1 1 X X 1
Sodium Chlorite 3 1 1 1 2 1 4 1 3 4 1 X 1
Sodium Chloroacetate 3 1 1 1 2 1 4 1 3 4 1 X 1
Sodium Chromate 3 1 1 1 2 1 4 1 3 4 1 X 1
Sodium Citrate 3 1 1 1 2 1 4 1 3 4 1 X 1
Sodium Cyanamide 3 1 1 1 2 1 4 1 3 4 1 X 1
Sodium Cyanate 3 1 1 1 2 1 4 1 3 4 1 X 1
Sodium Cyanide 1 1 1 1 1 1 X 1 X X X X 1
Sodium Diacetate 3 1 1 1 2 1 4 1 3 4 1 X 1
Sodium Diphenyl Sulfonate 3 1 1 1 2 1 4 1 3 4 1 X 1
Sodium Diphosphate 3 1 1 1 2 1 4 1 3 4 1 X 1
Sodium Disilicate 3 1 1 1 2 1 4 1 3 4 1 X 1
Sodium Ethylate 3 1 1 1 2 1 4 1 3 4 1 X 1
Sodium Ferricyanide 3 1 1 1 2 1 4 1 3 4 1 X 1
Sodium Ferrocyanide 3 1 1 1 2 1 4 1 3 4 1 X 1
Sodium Fluoride 3 1 1 1 2 1 4 1 3 4 1 X 1
Sodium Fluorosilicate 3 1 1 1 2 1 4 1 3 4 1 X 1
Sodium Glutamate 3 1 1 1 2 1 4 1 3 4 1 X 1
Sodium Hydride X X X X X X X X X X X X 1
Sodium Hydrogen Sulfate 3 1 1 1 2 1 4 1 3 4 1 X 1
Sodium Hydrosulfide 3 1 1 1 2 1 4 1 3 4 1 X 1
Sodium Hydrosulfite 3 1 1 1 2 1 4 1 3 4 1 X 1
Sodium Hydroxide, 3 Molar 2 1 2 2 1 1 4 1 2 2 2 X 1
Sodium Hypochlorite 2 1 2 2 2 1 4 1 1 4 2 X 1
Sodium Hypophosphate 3 1 1 1 2 1 4 1 3 4 1 X 1
Sodium Hypophosphite 3 1 1 1 2 1 4 1 3 4 1 X 1
Sodium Hyposulfite 3 1 1 1 2 1 4 1 3 4 1 X 1
Sodium Iodide 3 1 1 1 2 1 4 1 3 4 1 X 1
Sodium Lactate 3 1 1 1 2 1 4 1 3 4 1 X 1
Sodium Metaphosphate 1 1 2 1 X 1 X 2 1 X 1 X 1
Sodium Metasilicate 3 1 1 1 2 1 4 1 3 4 1 X 1
Sodium Methylate 3 1 1 1 2 1 4 1 3 4 1 X 1
Sodium Monophosphate 3 1 1 1 2 1 4 1 3 4 1 X 1
Sodium Nitrate 2 1 2 2 4 1 X 1 X X X X 1
Sodium Oleate 3 1 1 1 2 1 4 1 3 4 1 X 1
Sodium Orthosilicate 3 1 1 1 2 1 4 1 3 4 1 X 1
Sodium Oxalate 3 1 1 1 2 1 4 1 3 4 1 X 1
Sodium Perborate 2 1 2 2 2 1 X 2 1 X 1 X 1
Sodium Percarbonate 3 1 1 1 2 1 4 1 3 4 1 X 1
Sodium Perchlorate 3 1 1 1 2 1 4 1 3 4 1 X 1
Sodium Peroxide 2 1 2 2 4 1 4 2 1 4 1 X 1
Sodium Persulfate 3 1 1 1 2 1 4 1 3 4 1 X 1
Sodium Phenolate 3 1 1 1 2 1 4 1 3 4 1 X 1
Sodium Phenoxide 3 1 1 1 2 1 4 1 3 4 1 X 1
Sodium Phosphate (Dibasic) 1 1 2 1 4 1 1 1 1 1 X X 1
Sodium Phosphate (Mono) 1 1 2 1 4 1 1 1 1 1 X X 1
Sodium Phosphate (Tribasic) 1 1 2 1 1 1 1 1 1 1 X X 1
Sodium Plumbite 3 1 1 1 2 1 4 1 3 4 1 X 1
Sodium Pyrophosphate 3 1 1 1 2 1 4 1 3 4 1 X 1
Sodium Resinate 3 1 1 1 2 1 4 1 3 4 1 X 1
Sodium Salicylate 3 1 1 1 2 1 4 1 3 4 1 X 1
Sodium Salts 1 1 2 1 1 1 1 1 1 1 1 X 1
Sodium Sesquisilicate X X X X X X X X X X X X 1
Sodium Silicate 1 1 1 1 X 1 X 1 1 X X X 1
Sodium Silicofluoride X X X X X X X X X X X X 1
Sodium Stannate 3 1 1 1 2 1 4 1 3 4 1 X 1
Sodium Sulfate 1 1 1 2 1 1 4 1 1 1 1 X 1
Sodium Sulfide and Sulfite 1 1 1 2 1 1 4 1 1 1 1 X 1
Sodium Sulfocyanide 3 1 1 1 2 1 4 1 3 4 1 X 1
Sodium Tartrate 3 1 1 1 2 1 4 1 3 4 1 X 1
Sodium Tetraborate 3 1 1 1 2 1 4 1 3 4 1 X 1
Sodium Tetraphosphate 3 1 1 1 2 1 4 1 3 4 1 X 1
Sodium Tetrasulfide 3 1 1 1 2 1 4 1 3 4 1 X 1
Sodium Thioarsenate 3 1 1 1 2 1 4 1 3 4 1 X 1
Sodium Thiocyanate 3 1 1 1 2 1 4 1 3 4 1 X 1
Sodium Thiosulfate 2 1 1 2 1 1 4 1 1 1 1 X 1
Sodium Trichloroacetate 3 1 1 1 2 1 4 1 3 4 1 X 1
Sodium Triphosphate 3 1 1 1 2 1 4 1 3 4 1 X 1
Solvesso 100, 150 X X X X X X X X X X X X 1
Sorbitol 3 1 1 1 2 1 4 1 3 4 1 X 1
Sour Crude Oil 3 4 4 4 4 4 4 X 1 4 4 X 1
Sour Natural Gas 3 4 4 4 4 4 4 X 1 4 4 X 1
Sovasol No. 1, 2, and 3 1 4 2 4 4 4 2 2 1 2 1 X 1
Sovasol No. 73 and 74 2 4 2 4 4 4 2 2 1 2 1 X 1
Soybean Oil 1 3 3 4 1 3 1 3 1 X 1 X 1
Spry 1 2 2 4 1 2 1 4 1 1 1 X 1
SR-10 Fuel 1 4 4 4 4 4 2 4 1 2 1 X 1
SR-6 Fuel 2 4 4 4 4 4 2 4 1 2 1 X 1
Standard Oil Mobilube GX90-EP Lube 1 4 2 4 4 4 1 2 1 1 1 X 1
Stannic Ammonium Chloride 3 1 1 1 2 1 4 1 3 4 1 X 1
Stannic Chloride 1 1 4 1 2 1 X 4 1 X 1 X 1
Stannic Chloride, 50% 1 1 4 1 2 1 X 4 1 X 1 X 1
Stannic Tetrachloride 3 1 1 1 2 1 4 1 3 4 1 X 1
Stannous Bisulfate 3 1 1 1 2 1 4 1 3 4 1 X 1
Stannous Bromide 3 1 1 1 2 1 4 1 3 4 1 X 1
Stannous Chloride (15%) 1 1 1 1 2 1 X 1 1 X 1 X 1
Stannous Fluoride 3 1 1 1 2 1 4 1 3 4 1 X 1
Stannous Sulfate 3 1 1 1 2 1 4 1 3 4 1 X 1
Stauffer 7700 2 4 4 4 4 4 2 4 1 X 2 X 1