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Chemicals – M

O-Ring Fluid Compatibility Guide – M’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
EPDM
P.C.
Buna-N
NBR
Silicone
Fluoro-
silicone
m-Chloroaniline132324
m-Chlorobenzotrifluoride1114442
Magnesium
Chloride
11111111
Magnesium
Hydroxide
121212
Magnesium
Salts
11111111
Magnesium
Sulfate
1111111
Magnesium
Sulfite
1111111
MALATHION1114242
Maleic
Acid
111144
Maleic
Anhydride
111144
Maleic
Hydrazide
1
Malic
Acid
11114121
Mandelic
Acid
1
Manganese
Acetate
1
Manganese
Carbonate
1
Manganese
Dioxide
1
Manganese
Gluconate
1
Manganese
Hypophosphite
1
Manganese
Linoleate
1
Manganous
Chloride
1
Manganous
Phosphate
1
Manganous
Sulfate, Aqueous
1
Mannitol1
MEA
(Ethanolamine)
1442424
Mercaptobenzothiazole
(MBT)
111113
Mercuric
Acetate
1
Mercuric
Chloride
111111
Mercuric
Cyanide
1
Mercuric
Iodide
1
Mercuric
Nitrate
1
Mercuric
Sulfate
1
Mercurous
Nitrate, Hydrated
1
Mercury111111
Mercury
Fulminate
1
Mercury
Vapor
111111
Mesityl
Oxide
14442444
Metaldehyde1
Methacrylic
Acid
13232444
Methane11214142
Methanethiol1
Methoxychlor1
Methyl
Abietate
1
Methyl
Acetate
14442444
Methyl
Acetoacetate
14442424
Methyl
Acrylate
14442444
Methyl
Alcohol (Methanol)
11121111
Methyl
Anthranilate
1
Methyl
Benzoate
12214441
Methyl
Bromide
1121421
Methyl
Butyl Ketone
14441444
Methyl
Carbonate
11214442
Methyl
CELLOSOLVE
14142344
Methyl
Cellulose
14142224
Methyl
Chloride
11423442
Methyl
Chloroacetate
1
Methyl
Chloroform
12424442
Methyl
Chloroformate
11114442
Methyl
Chlorosilane
1
Methyl
Cyclohexanone
1
Methyl
Ether
11412111
Methyl
Ethyl Ketone (MEK)
12441444
Methyl
Ethyl Ketone Peroxide
1444424
Methyl
Formate
144424
Methyl
Hexyl Ketone
1
Methyl
Iodide
1
Methyl
Isobutyl Ketone (MIBK)
12443444
Methyl
Isocyanate
1
Methyl
Isopropyl Ketone
1442444
Methyl
Lactate
1
Methyl
Mercaptan
11
Methyl
Methacrylate
14444444
Methyl
n-Amylketone
1
Methyl
Oleate
111242
Methyl
Phenylacetate
1
Methyl
Salicylate
124
Methyl
Tertiary Butyl Ether (MTBE)
122433
Methylacetophonone1
Methylal1
Methylallyl
Chloride
1
Methylamine1
Methylamyl
Acetate
1
Methylamyl
Alcohol
1
Methylbenzyl
Alcohol
1
Methylcyclopentane12214442
Methylene
Bromide
111421
Methylene
Chloride
1224442
Methylene
Iodide
1
Methylpentadiene1
Methylpyrrolidine1
Methylsulfuric
Acid
1
MIL-F-25558
(RJ-1)
11114141
MIL-F-25656
(JP-6)
1114142
MIL-F-81912
(JP-9)
1114342
MIL-F-82522
(RJ-4)
1114241
MIL-H-8446
(MLO-8515)
11114241
MIL-L-23699
LUBRICANTS
11114242
MIL-L-7808
LUBRICANTS
11114242
MIL-R-25576
(RP-1)
11114141
MIL-S-3136
Type I Fuel
1114141
MIL-S-3136
Type II Fuel
1114242
MIL-S-3136
Type III Fuel
1114242
MIL-S-3136
Type IV Oil, High Swell
1114121
MIL-S-3136
Type IV Oil, Low Swell
1114131
MIL-S-3136
Type V Oil, Medium Swell
1114121
MIL-T-5624
(JP-3, JP-4, JP-5)
11214142
MIL-T-83133
(JP-8)
11214142
Milk11111111
Mineral
Oil
11113121
Mixed
Acid Etchants
12334444
MLO-7277,
7557
11114343
MLO-8200,
8515 (MIL-H-8446)
11114241
MOBIL
DELVAC 1100,1110,1120,1130
111141
MOBIL
HF
112141
MOBIL
NIVAC 20,30
111111
MOBIL
THERM 600
111141
MOBILJET
II Lubricant
1
Molybdenum
Disulfide Grease
111141
Monomethyl
Hydrazine
2424124
Monomethylaniline122244
Monovinyl
Acetylene
1131112
MOPAR
BRAKE FLUID
14141334
Myristic
Acid
1