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-Chloroaniline	1	3	2	3	2	4	-	-
m-Chlorobenzotrifluoride	1	1	-	1	4	4	4	2
Magnesium Chloride	1	1	1	1	1	1	1	1
Magnesium Hydroxide	1	2	1	2	1	2	-	-
Magnesium Salts	1	1	1	1	1	1	1	1
Magnesium Sulfate	1	1	-	1	1	1	1	1
Magnesium Sulfite	1	1	-	1	1	1	1	1
MALATHION	1	1	-	1	4	2	4	2
Maleic Acid	1	1	1	1	4	4	-	-
Maleic Anhydride	1	1	1	1	4	4	-	-
Maleic Hydrazide	1	-	-	-	-	-	-	-
Malic Acid	1	1	1	1	4	1	2	1
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	-	-	-	-	-	-	-
Mannitol	1	-	-	-	-	-	-	-
MEA (Ethanolamine)	1	4	-	4	2	4	2	4
Mercaptobenzothiazole (MBT)	1	1	1	1	1	3	-	-
Mercuric Acetate	1	-	-	-	-	-	-	-
Mercuric Chloride	1	1	1	1	1	1	-	-
Mercuric Cyanide	1	-	-	-	-	-	-	-
Mercuric Iodide	1	-	-	-	-	-	-	-
Mercuric Nitrate	1	-	-	-	-	-	-	-
Mercuric Sulfate	1	-	-	-	-	-	-	-
Mercurous Nitrate, Hydrated	1	-	-	-	-	-	-	-
Mercury	1	1	1	1	1	1	-	-
Mercury Fulminate	1	-	-	-	-	-	-	-
Mercury Vapor	1	1	1	1	1	1	-	-
Mesityl Oxide	1	4	4	4	2	4	4	4
Metaldehyde	1	-	-	-	-	-	-	-
Methacrylic Acid	1	3	2	3	2	4	4	4
Methane	1	1	2	1	4	1	4	2
Methanethiol	1	-	-	-	-	-	-	-
Methoxychlor	1	-	-	-	-	-	-	-
Methyl Abietate	1	-	-	-	-	-	-	-
Methyl Acetate	1	4	4	4	2	4	4	4
Methyl Acetoacetate	1	4	4	4	2	4	2	4
Methyl Acrylate	1	4	4	4	2	4	4	4
Methyl Alcohol (Methanol)	1	1	1	2	1	1	1	1
Methyl Anthranilate	1	-	-	-	-	-	-	-
Methyl Benzoate	1	2	2	1	4	4	4	1
Methyl Bromide	1	1	2	1	4	2	-	1
Methyl Butyl Ketone	1	4	4	4	1	4	4	4
Methyl Carbonate	1	1	2	1	4	4	4	2
Methyl CELLOSOLVE	1	4	1	4	2	3	4	4
Methyl Cellulose	1	4	1	4	2	2	2	4
Methyl Chloride	1	1	4	2	3	4	4	2
Methyl Chloroacetate	1	-	-	-	-	-	-	-
Methyl Chloroform	1	2	4	2	4	4	4	2
Methyl Chloroformate	1	1	1	1	4	4	4	2
Methyl Chlorosilane	1	-	-	-	-	-	-	-
Methyl Cyclohexanone	1	-	-	-	-	-	-	-
Methyl Ether	1	1	4	1	2	1	1	1
Methyl Ethyl Ketone (MEK)	1	2	4	4	1	4	4	4
Methyl Ethyl Ketone Peroxide	1	4	-	4	4	4	2	4
Methyl Formate	1	4	4	4	2	4	-	-
Methyl Hexyl Ketone	1	-	-	-	-	-	-	-
Methyl Iodide	1	-	-	-	-	-	-	-
Methyl Isobutyl Ketone (MIBK)	1	2	4	4	3	4	4	4
Methyl Isocyanate	1	-	-	-	-	-	-	-
Methyl Isopropyl Ketone	1	4	-	4	2	4	4	4
Methyl Lactate	1	-	-	-	-	-	-	-
Methyl Mercaptan	1	-	-	-	1	-	-	-
Methyl Methacrylate	1	4	4	4	4	4	4	4
Methyl n-Amylketone	1	-	-	-	-	-	-	-
Methyl Oleate	1	1	-	1	2	4	-	2
Methyl Phenylacetate	1	-	-	-	-	-	-	-
Methyl Salicylate	1	-	-	-	2	4	-	-
Methyl Tertiary Butyl Ether (MTBE)	1	2	2	4	3	3	-	-
Methylacetophonone	1	-	-	-	-	-	-	-
Methylal	1	-	-	-	-	-	-	-
Methylallyl Chloride	1	-	-	-	-	-	-	-
Methylamine	1	-	-	-	-	-	-	-
Methylamyl Acetate	1	-	-	-	-	-	-	-
Methylamyl Alcohol	1	-	-	-	-	-	-	-
Methylbenzyl Alcohol	1	-	-	-	-	-	-	-
Methylcyclopentane	1	2	2	1	4	4	4	2
Methylene Bromide	1	1	-	1	4	2	-	1
Methylene Chloride	1	2	-	2	4	4	4	2
Methylene Iodide	1	-	-	-	-	-	-	-
Methylpentadiene	1	-	-	-	-	-	-	-
Methylpyrrolidine	1	-	-	-	-	-	-	-
Methylsulfuric Acid	1	-	-	-	-	-	-	-
MIL-F-25558 (RJ-1)	1	1	1	1	4	1	4	1
MIL-F-25656 (JP-6)	1	1	-	1	4	1	4	2
MIL-F-81912 (JP-9)	1	1	-	1	4	3	4	2
MIL-F-82522 (RJ-4)	1	1	-	1	4	2	4	1
MIL-H-8446 (MLO-8515)	1	1	1	1	4	2	4	1
MIL-L-23699 LUBRICANTS	1	1	1	1	4	2	4	2
MIL-L-7808 LUBRICANTS	1	1	1	1	4	2	4	2
MIL-R-25576 (RP-1)	1	1	1	1	4	1	4	1
MIL-S-3136 Type I Fuel	1	1	-	1	4	1	4	1
MIL-S-3136 Type II Fuel	1	1	-	1	4	2	4	2
MIL-S-3136 Type III Fuel	1	1	-	1	4	2	4	2
MIL-S-3136 Type IV Oil, High Swell	1	1	-	1	4	1	2	1
MIL-S-3136 Type IV Oil, Low Swell	1	1	-	1	4	1	3	1
MIL-S-3136 Type V Oil, Medium Swell	1	1	-	1	4	1	2	1
MIL-T-5624 (JP-3, JP-4, JP-5)	1	1	2	1	4	1	4	2
MIL-T-83133 (JP-8)	1	1	2	1	4	1	4	2
Milk	1	1	1	1	1	1