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Chemicals – A

O-Ring Fluid Compatibility Guide – A’s

(for reference only)

1 = Recommended  2 = Probably Satisfactory  3 = Marginal  4 = Not Recommended

Chemical/Media

Perfluoro-elastomer

Viton®ETP

Aflas®TFE/P

Viton®FKM

EPDMP.C.

Buna-NNBR

Silicone

Fluoro-silicone

Abietic
Acid
1
Acetaldehyde24442424
Acetamide13231121
Acetanilide1
Acetic
Acid, 30%
1231212
Acetic
Acid, Glacial
12342224
Acetic
Anhydride
12242434
Acetoacetic
Acid
1
Acetone13441434
Acetone
Cyanohydrin
1
Acetonitrile111113
Acetophenetidin1
Acetophenone14441444
Acetyl
Bromide
1
Acetyl
Chloride
11114431
Acetyl-o-Toluidine1
Acetylacetone14441444
Acetylene1111112
Acetylene
Tetrabromide
11111442
Aconitic
Acid
1
Acridine1
Acrolein1
Acrylic
Acid
144432
Acrylonitrile13234444
Adipic
Acid
1222211
Aero
Lubriplate
11114121
Aero
Shell 17 Grease
11114121
Aero
Shell 1AC Grease
11114121
Aero
Shell 750
11114242
Aero
Shell 7A Grease
11114221
AEROSAFE
2300
14341433
AEROSAFE
2300W
14241433
Aerozene
50 (50%Hydrazine, 50%UDMH)
24241344
Air,
Below 200° F
11111111
Alkanesulphonic
Acid, Mixed
1
Alkazene12224442
Allyl
Chloride
122212
Aluminum
Acetate
13141244
Aluminum
Bromide
11111111
Aluminum
Chlorate
1
Aluminum
Chloride
11111121
Aluminum
Ethylate
1
Aluminum
Fluoride
11111121
Aluminum
Fluorosilicate
1
Aluminum
Hydroxide
121222
Aluminum
Nitrate
1111122
Aluminum
Oxalate
1
Aluminum
Phosphate
1111111
Aluminum
Potassium Sulfate
1
Aluminum
Salts
11111111
Aluminum
Sodium Sulfate
1
Aluminum
Sulfate
11111111
AMBREX
33
11114143
AMBREX
830
11113121
Amines
Mixed (Eg: Allyl, Ethyl, Etc.)
14242424
Aminoanthraquinone1
Ammonia
+ Lithium Metal Solution
44442444
Ammonia
Gas, Cold
14141114
Ammonia
Gas, Hot
14242414
Ammonia,
Liquid
14341224
Ammonium
Acetate
1
Ammonium
Arsenate
1
Ammonium
Benzoate
1
Ammonium
Bicarbonate
1
Ammonium
Bifluoride
1
Ammonium
Bromide
1
Ammonium
Carbamate
1
Ammonium
Carbonate
131314
Ammonium
Chloride
11111
Ammonium
Citrate, Dibasic
1
Ammonium
Dichromate
1
Ammonium
Fluoride
1
Ammonium
Fluorosilicate
1
Ammonium
Formate
1
Ammonium
Hydroxide, Conc.
11121411
Ammonium
Iodide
1
Ammonium
Molybdate
1
Ammonium
Nitrate
1111112
Ammonium
Oxalate
1
Ammonium
Perchlorate
1
Ammonium
Persulfate
1313141
Ammonium
Phosphate, Dibasic
1111111
Ammonium
Phosphite
1
Ammonium
Picrate
1
Ammonium
Polysulfide
1
Ammonium
Salts
13131113
Ammonium
Sulfamate
1
Ammonium
Sulfate
111111
Ammonium
Sulfide
111111
Ammonium
Sulfite
1
Ammonium
Thiocyanate
1
Ammonium
Thioglycollate
1
Ammonium
Thiosulfate
1
Ammonium
Tungstate
1
Ammonium
Valerate
1
Amyl
Acetate
14441444
Amyl
Alcohol
11111241
Amyl
Borate
111141
Amyl
Chloride
11114142
Amyl
Chloronaphthalene
11214442
Amyl
Naphthalene
11214441
Amyl
Nitrate
1
Amyl
Nitrite
1
Amyl
Propionate
1
Amylcinnamic
Aldehyde
1
AN-0-3
Grade M
11114121
AN-0-36611114141
AN-0-611114141
AN-VV-0-366B
Hydraulic
11114141
Anderol
(Diester)
11214242
ANG-25
(Diester Base)
11214222
ANG-25
(Glyceral Ester)
11211222
Aniline11222443
Aniline
Dyes
12122432
Aniline
Hydrochloride
12123442
Aniline
Oils
13232443
Animal
Fats (Lard)
11112121
Anisole1
Anisoyl
Chloride
1
Ansul
Ether 161 or 181
13143343
Anthracene1
Anthranilic
Acid
1
Anthraquinone1
Antimony
Pentachloride
1
Antimony
Pentafluoride
2
Antimony
Sulfate
1
Antimony
Tribromide
1
Antimony
Trichloride
1
Antimony
Trifluoride
2
Antimony
Trioxide
111111
Aqua
Regia
12323443
Arachidic
Acid
1
Argon11111122
AROCLOR
1248
11112332
AROCLOR
1254
11112431
AROCLOR
1260
11112111
Aromatic
Fuels
11214242
Arsenic
Acid
11111111
Arsenic
Pentafluoride
Arsenic
Trichloride
144441
Arsenic
Trioxide
1
Arsenic
Trisulfide
1
Arsine1
Ascorbic
Acid
1
Askarel
Transformer Oil
11114242
Aspartic
Acid
1
Asphalt1114242
Aspirin1
ASTM
Oil No.1
11114111
ASTM
Oil No.2
11214141
ASTM
Oil No.3
11314131
ASTM
Oil No.4
11214242
ASTM
Oil No.5
111141
ASTM
Reference Fuel A
11314141
ASTM
Reference Fuel B
11414141
ASTM
Reference Fuel C
11424242
ASTM
Reference Fuel D
114142
AUREX
903R
11114144
Automatic
Transmission Fluid
1111414
Automotive
Brake Fluid
12141334
AXAREL
9100
1
Azobenzene1