Chemical Resistance Chart
This Chemical Resistance Chart is intended as a guide to the materials which may be appropriate various conveyants. The Indicated Extend of Resistance refers to the material such. This information is presented as a general guide only. It represents the effects of a given chemical on PTFE and various materials. It is not intended to establish absolute compatibility with GAYTRI Convoflex Metallic hoses, PTFE hoses product, in cases where the choice of material, Is in any doubt whatever, we suggest that our technical department is called into advise.
Material Compatibility Key
- 1. Excellent
- 2. Acceptable
- 3. Not Recommended
- 0. No Information, Test before using
Chemical
PTFE
CS
SS 321
SS 304
SS 304
SS 316
BRASS
Acetaldehyde
1
1
1
1
1
Acetic Acid glacial
1
0
2
2
0
Acetic Acid, 30%
1
3
2
2
3
Acetic Anhydride
1
3
2
2
3
Acetone Boling
1
1
1
1
1
Acetylen*
1
0
1
1
2
Acrylonirile
1
1
1
1
0
Alum, Ammonium or Potassium
1
3
2
2
3
Aluminum Acetate
1
0
1
1
3
Aluminum Bromide
1
3
2
2
3
Aluminum Chloride
1
3
2
2
3
Aluminum Fluoride
1
3
2
2
3
Aluminum Hydroxide
1
1
1
1
1
Aluminum Nitrate
1
3
1
1
0
Aluminum Salts
1
0
2
2
0
Aluminum/Sulfate/Sulphate
1
3
2
2
3
Ammonia, Anhydrous
1
1
1
1
0
Ammonium Aqueous
1
0
1
1
3
Ammonium Carbonate
0
1
1
1
0
Ammonium Chloride
1
0
2
2
3
Ammonium Hydroxide
1
2
1
1
3
Ammonium Metaphosphate
1
1
1
1
0
Ammonium Nitrate Boiling
1
1
1
1
3
Ammonium Nitrite
0
0
1
1
0
Ammonium Persulfate
0
0
1
1
0
Ammonium Phosphate
1
3
2
1
0
Ammonium Sulfate/Sulphate
1
1
1
1
3
Ammonium Thiocynate
1
1
1
1
0
Amyl Acetate
1
3
1
1
1
Amyl Alcohol
1
1
1
1
1
Amyl Chloride
1
0
1
1
0
Amyl Chloronapthalene
1
0
1
1
0
Amyl Naphthalene
1
0
1
1
0
Aniline
1
2
1
1
3
Aninile Dyes
1
3
1
1
0
Aniline Hydrocholoride
1
0
3
3
3
Animal Fats
1
1
1
1
0
Aqua Regia
1
0
3
3
0
Arsenic Acid
1
2
0
1
0
Askarel
0
1
1
1
1
Asphalt
1
1
1
1
2
Barium Carbonate
1
2
1
1
1
Barium Chloride 5% Saturated
1
3
1
1
2
Barium Hydroxide-Aqueous Sol. Hot
1
2
1
1
0
Barium Sulphate / Sulphate
1
2
1
1
0
Barium Sulfide/ Sulphate
1
3
1
1
3
Beer
1
2
1
1
1
Beet Sugar Liquors
1
1
1
1
0
Benzene (Benzol)
1
1
1
1
1
Benzene Sulfonic Acid
0
3
0
2
0
Benzaldehyde
1
1
0
0
0
Benzene
1
1
1
1
1
Benzyl Alcohol
1
1
1
1
1
Benzyle Benzoate
1
1
1
1
0
Benzyl Chloride
1
1
0
0
0
Bismuth Carbonate
1
1
1
1
0
Black Sulfate Liquor
1
1
1
1
0
Blast Furnace Gas
1
1
1
1
1
Borax
1
2
1
1
2
Bordeaux Mixture
1
0
1
1
0
Boric Acid
1
3
2
1
3
Bunker Oil
1
1
1
1
1
Butadine
1
0
1
1
1
Butane
1
1
1
1
1
Butter Oil
1
1
1
1
1
Butyric Acid
1
3
1
1
3
Butyl Acetate
1
0
1
1
0
Butyl Alcohol
1
0
0
0
1
Butyl Amine
0
1
1
1
1
Butyl Carbitol
1
1
1
1
1
Butyl Sterate
1
1
1
1
1
Butyl Mercaptan
1
0
1
1
0
Butyraldehyde
1
0
0
0
1
Calcium Acetate
1
1
1
1
1
Calcium Bisulfate
1
0
1
1
1
Calcium Bisulfite
1
0
1
1
1
Calcium Carbonate
1
1
1
1
0
Calcium Chlorate
1
0
0
0
1
Calcium Chloride
1
3
2
1
2
Calcium Hydroxide
1
3
3
1
2
Calcium Hypochloride 2%
1
0
3
2
3
Calcium Nitrate
1
1
1
1
1
Calcium Silicate
1
1
1
1
1
Calcium Sulfate / Sulphate
1
3
1
1
1
Calcium Sulfide
1
1
1
1
0
Cane Sugar Liquors
1
1
1
1
2
Carbonic Acid
1
3
1
1
3
Carbon Dioxide
1
1
1
1
1
Carbon Disulfide
0
2
1
1
2
Carbonic Acid
1
3
1
1
3
Carbon Monoxide
1
1
1
1
1
Carbon Tetrachloride
1
3
2
2
2
Castor Oil
1
1
1
1
1
Caustic Soda
1
2
1
1
3
Cellosolve, Acetate
1
1
1
1
0
Cellosolve, Butyl
1
1
1
1
0
Cellulube
1
1
1
1
1
Chlorine, Gaseous, Dry
1
2
3
3
2
Chlorine, Gaseous, Wet
1
3
3
3
3
Chlorine Trifluoride
0
3
0
0
0
Chloroacetic Acid
1
3
3
3
2
Chlorobenzene
1
1
1
1
1
Chlorobromomethane
1
1
1
1
1
Chloroform
1
1
1
1
1
Chlorobromomethane
1
1
1
1
1
Chlorotoluene
1
1
1
1
1
Chromic Acid
1
3
3
2
3
Citric Acid
1
3
3
1
3
Cod Liver Oil
1
1
1
1
1
Coke Oven Gas
1
1
1
1
0
Copper Chloride
1
3
3
1
3
Copper Cyanide
1
0
1
1
3
Copper Sulfate / Sulphate
1
3
1
1
3
Corn Oil
1
1
1
1
1
Corn Syrup
1
1
1
1
0
Cottonseed Oil
1
1
1
1
1
Creosste
1
2
1
1
3
Cresol
1
2
1
1
0
Crude Wax
1
1
1
1
1
Cutting Oil
1
1
1
1
1
Cyclohexane
1
1
1
1
1
Cyclohexanone
1
0
1
1
0
Cymene
1
0
0
0
1
Decalin
1
0
0
0
1
Denatured Alcohol
1
1
1
1
1
Diacetone
1
1
1
1
1
Diacetone Alcohol
1
1
1
1
1
Dibenzyl Ether
1
1
1
1
1
Dibutyl Ether
1
1
1
1
1
Dibutyl Phthalte
1
1
1
1
1
Dibuty Sebacate
1
0
0
0
1
Dichlorobenzene
1
0
1
1
1
Diesel Oil
1
1
1
1
1
Diethylamine
1
3
0
2
3
Diethyl Ether
1
1
1
1
1
Diethylene Glycol
1
1
1
1
1
Diethyl Phthalate
1
0
1
1
1
Diethyl Sebacate
1
0
1
1
1
Di-Isobutylene
0
0
1
1
1
Di-Isopropyl Ketone
1
0
1
1
1
Dimethyl Aniline
1
0
0
0
1
Dimethyl Formamide
0
1
1
1
0
Dimethyl Phthalate
1
0
0
0
1
Dioctyl Phthalate
1
1
1
1
1
Dioxane
1
1
1
1
1
Dipentene
1
1
1
1
1
Ethanolamine
1
1
1
1
1
Ethyl Acetate
1
1
1
1
1
Ethyl Acetoacetate
1
2
1
1
2
Ethyl Acrylate
1
2
1
1
1
Ethyl Alcohol 20% Boiling
1
1
1
1
2
Ethyl Benzene
1
1
1
1
1
Ethyl Celloulose
1
1
1
1
1
Ethyl Chloride
1
2
1
1
2
Ethyl Ether
1
2
1
1
1
Ethyl Mercaptan
1
2
0
0
0
Ethyl Pentochlorobenzene
1
2
1
1
1
Ethyl Silicate
1
1
1
1
1
Ethylene Chloride
1
2
1
1
2
Ethylene Cholorohydrin
1
0
0
0
0
Ethylene Diamine
1
0
0
0
1
Ethylene Glycol
1
2
1
1
1
Fatty Acids
1
1
1
1
1
Ferric Chloride
1
2
1
1
2
Ferric Nitrate
1
0
0
0
0
Ferric Sulfate
1
0
0
0
1
Ferrous Chloride
-
-
-
-
-
Ferrous Nitrate
1
0
1
1
0
Ferrous Sulfate
1
3
1
1
2
Fluoroboric Acid
1
0
1
1
0
Formaldehyde
1
0
1
1
1
Formic Acid
1
3
2
1
2
Freon 12
2
3
1
1
0
Freon 114
2
3
1
1
0
Fuel Oil
1
2
2
2
1
Fumaric Acid
0
0
0
1
0
Furan Furfuran
1
1
1
1
1
Furfural
3
2
1
1
1
Gallic Acid
0
3
1
1
0
Gasoline
1
2
1
1
1
Glauber's Salt
1
1
1
1
0
Glucose
1
1
1
1
1
Glue
1
2
1
1
3
Glycerin
1
2
1
1
1
Glycols
1
1
1
1
1
Green Sulfate Liquor
1
1
1
1
0
n-Hexaldehyde
1
1
1
1
1
Hexane
1
1
1
1
1
Hexene
1
1
1
1
1
Hexyl Alcohol
1
1
1
1
2
Hydraulic Oil Petroleum
1
1
1
1
1
Hydrochloric Acid, 15%
1
3
3
3
3
Hydrochloric Acid, 37%
1
3
3
3
3
Hydrocarbon Acid
1
3
1
1
1
Hydrofluoric Acid, Concentrated
1
3
3
3
3
Hydrofluosilicic Acid
1
0
3
3
3
Hydrogen, Gaseous
1
1
1
1
1
Hydrogen Peroxide. 70%
1
3
2
1
3
Hydrogen Sulfide, Gaseous
1
3
2
1
3
Hydroquinone
0
0
1
1
0
Isobutyl alcohol
1
1
1
1
2
Iso Octane
1
1
1
1
1
Isopropyl Acetate
1
1
1
1
1
Isopropyl Alcohol
1
1
1
1
2
Isopropyl Ether
1
1
1
1
1
Kerosene
1
1
1
1
1
Lacquers
1
3
3
1
1
Lacquers Solvent
1
3
3
1
1
Lactic Acid
1
3
2
1
2
Lard
1
1
1
1
3
Lead Acetate
1
2
1
1
1
Lead Nitrate
0
1
1
1
0
Lime Bleach
0
3
2
1
0
Linoleic Acid
1
0
0
0
0
Linseed Oil
1
2
1
1
2
Lubricating Oils, Petroleum
1
1
1
1
1
Magnesium Chloride
1
3
2
1
2
Magnesium Hydroxide
1
1
1
1
1
Magnesium Sulfate
1
2
1
1
1
Malic Acid
1
2
2
1
0
Mercuric Chloride
1
3
1
1
3
Mercury
1
1
1
1
3
Mesityl Oxide
1
1
1
1
1
Methyl Acetate
1
1
1
1
1
Methyl Acrylate
0
1
1
1
1
Methyl Alcohol Methanol
1
3
3
2
2
Methyl Bromide
1
1
1
1
1
Methyl Butyl Ketone
1
1
1
1
1
Methyl Chloride
1
1
1
1
1
Methylene Chloride
1
1
1
1
1
Methyl Ethyl Keton(Mek)
1
1
1
1
1
Methyl Formate
1
1
1
1
1
Methyl Isobutyl Keton
1
1
1
1
1
Methyl
1
1
1
1
0
Methyl
1
1
1
1
1
Milk
1
3
1
1
3
Mineral Oil
1
1
1
1
1
Monochlorobenzene
1
1
1
1
1
Monothanolamine
0
1
1
1
1
Naphtha
1
2
2
1
1
Napthalene
1
0
0
1
0
Naphthenic Acid
1
0
0
1
0
Natural Gas
1
1
1
1
2
Nickel Acetate
1
1
1
1
1
Nickel Chloride
1
3
2
2
3
Nickel Sulfate Sulphate
1
0
2
1
3
Niter Cake
0
3
2
1
3
Nitric Acid, All Concentrations
1
3
2
2
0
Nitric Acid, Red Fuming
1
3
2
2
3
Nitrobenzene
1
1
1
1
1
Nitroethane
1
0
1
1
1
Nitrogen, Gaseous
1
1
1
1
1
Nitrogen Tetroxide
0
0
0
2
0
n-Octane
0
1
1
1
1
Octyl Alcohol
1
1
1
1
2
Oil, SAE
1
1
1
1
1
Oleic Acid
1
2
2
1
2
Olive Oil
1
2
2
1
2
Oxalic Acid
1
3
2
1
3
Oxygen, Gaseous
1
1
1
1
1
Ozone
1
1
1
1
1
Paint
1
0
1
1
1
Palmitic Acid
1
1
2
1
3
Peanut Oil
1
1
1
1
3
Perchloric Acid
1
0
2
1
1
Perchloroethylene
1
1
1
1
1
Petroleum
1
1
1
1
1
Phenol
1
3
1
1
3
Phorone
1
1
1
1
1
Picric Acid
1
3
1
1
3
Pinene
1
1
1
1
1
Pine Oil
1
1
1
1
0
Plating Solution, Chrome
1
0
3
3
0
Potassium Acetate
1
0
1
1
0
Potassium Chloride
1
3
2
1
3
Potassium Cyanide
1
2
1
1
3
Potassium Dichromate
1
0
1
1
0
Potassium Hydroxide,30%
1
3
1
1
3
Potassium Nitrate
1
3
1
1
2
Potassium Sulphate
1
2
1
1
2
Propane
1
1
1
1
1
Propyl Acetate
0
1
1
1
1
Propyl Alcohol
1
1
1
1
2
Pyridine, 50%
1
0
1
1
1
Red Oil
1
2
2
1
2
Salicylic Acid
0
0
1
1
0
Salt Water
1
2
1
1
3
Sewage
1
3
1
1
1
Silicone Greases
0
1
1
1
1
Silicon Oils
0
1
1
1
1
Silver Nitrate
1
3
1
1
3
Skydrol 500 & 700
1
1
1
1
0
Soap Solutions
1
1
1
1
1
Soda Ash
0
1
1
1
2
Sodium Acetate
1
1
1
1
1
Sodium Bicarbonate
1
2
1
1
2
Sodium Bisulfite
1
1
1
1
0
Sodium Borate
1
1
1
1
0
Sodium Chloride
1
2
2
1
3
Sodium Cyanide
1
2
1
1
3
Sodium Hydroxide , 40%
1
2
1
1
3
Sodium Hypochlorite 5% still
1
3
3
2
3
Sodium Metaphosphate
1
3
1
1
3
Sodium Nitrate
1
1
1
1
0
Sodium Perborate
1
3
1
1
3
Sodium Peroxide
1
3
1
1
3
Sodium Phosphate
1
0
1
1
3
Sodium Thiosulphate
1
3
1
1
0
Soybean Oil
1
1
1
1
3
Stannic Chloride
1
3
0
0
3
Steam
1
0
2
1
2
Stearic Acid
1
3
2
1
3
Stoddard Solvent
1
2
1
1
1
Styrene
1
2
0
2
2
Sucrose Solution
1
1
1
1
0
Sulfur, 200° F
1
2
2
1
3
Sulfur Chloride
1
3
3
2
3
Sulfur Dioxide
1
2
1
1
1
Sulfur Trioxide
1
2
2
2
0
Sulfuric Acid, 10%
1
3
3
2
3
Sulfuric Acid, 98%
1
2
3
2
3
Sulfuric Acid, Fuming
1
2
0
1
3
Sulfurous Acid, 10%
1
3
2
1
3
Sulfurous Acid, 75%
1
3
3
2
3
Tannic Acid, 10%
1
3
1
1
0
Tar Bituminous
1
1
1
1
2
Tartaric Acid
1
0
2
2
0
Terpineol
1
0
0
0
0
Titanium Tetrachloride
0
1
2
2
3
Toluene
1
1
1
1
1
Toluene Disocyanate
0
0
0
0
0
Transformer Oil
1
1
1
1
1
Transmission Fluid Type A
1
1
1
1
1
Tributoxyethyl Phosphate
1
1
0
0
0
Tributyl Phosphate
1
1
0
0
0
Trichlorethylene
1
3
0
1
1
Tricresyl Phosphate
1
1
0
2
0
Tung Oil
1
1
1
1
1
Turpentine
1
0
1
1
2
Urea Solution, 50%
1
1
1
1
0
Varnish
0
2
1
1
2
Vegetable Oils
1
1
1
1
0
Versilube
1
1
1
1
1
Vinegar
1
3
2
1
3
Vinyl Chloride
1
2
1
1
3
Water
1
2
1
1
1
Whiskey, Wines
1
3
2
1
3
Xylene
1
2
2
2
0
Zine Acetate
1
1
1
1
1
Zine Chloride
1
3
2
1
3
Zine Sulfate / Sulphate
1
3
2
1
3