0116 275 4720 sales@m-seals.co.uk

Chemicals – P

O-Ring Fluid Compatibility Guide – P’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
p-Aminoazobenzene 1
p-Aminobenzoic
Acid (PABA)
1 2 1 2 2 4
p-Aminophenol 1
p-Benzylphenol 1
p-Chlorophenol 1
p-Chlorotoluene 1 1 1 4 4 4 2
p-Cymene 1 1 1 4 4 4 2
p-Dichlorobenzene 1 1 3 1 4 4 4 2
p-Nitroaniline 1
p-Nitrobenzoic
Acid
1
p-Nitrophenol 1
p-Nitrotoluene 1
p-Phenylenediamine 1 4
p-tert-Butylcatechol 1 1 1 1 2 4 1
p-tert-Butylphenol 1
p-Toluidine 1
p-Tolylaldehyde 1
Paint
Thinner-DUCO
1 2 3 2 4 4 4 2
Palmitic
Acid (Hexadecanoic Acid)
1 1 1 1 2 1 4 1
Par-al-Ketone 2 4 4 4 4 4 4 4
Paraffins 1
Paraldehyde 1
Parathion 1
Peanut
Oil
1 1 1 1 3 1 1 1
Pelargonic
Acid
1
Penicillin 1
Pentachloroethane 1
Pentachlorophenol 1
Pentaerythritol 1 1 1 1 1 1
Pentaerythritol
Tetranitrate (PETN)
1
Pentafluoroethane
(FC 125)
2
Peracetic
Acid
1
Perchloric
Acid
1 1 1 1 2 4 4 1
Perchloroethylene 1 1 4 1 4 2 4 2
Petrolatum 1 1 4 1 4 1
Petroleum
< 121 C/250 F
1 1 1 1 4 1 2 2
Petroleum
> 121 C/250 F
1 2 2 2 4 4 4 4
Petroleum,
Crude
1 1 1 1 4 1 4 1
Phenethyl
Alcohol
1
Phenetole 1 4 4 4 4 4 4 4
Phenol 1 1 1 1 4 4 4 2
Phenolsulfonic
Acid
1 1 1
Phenyl
Acetate
1
Phenyl
Ethyl Ether
1 4 4 4 4 4 4 4
Phenylacetamide 1
Phenylbenzene 1 1 3 1 4 4 4 2
Phenylhydrazine 1 1 1 1 4 4 4
Phenylmercuric
Acetate
1
Phorone 1 4 4 4 1 4 4 4
Phosgene 1
Phosphine 1
Phosphoric
Acid (20%)
1 1 1 1 1 4 3 2
Phosphoric
Acid (80%)
1 1 1 1 1 4 4 3
Phosphoric
Etchants
1
Phosphorous
Oxychloride
1
Phosphorous
Tribromide
1
Phosphorous
Trichloride
1 1 1 1 1 4 1
Phosphorus,
Molten
1
Phthalic
Acid
1
Phthalic
Anhydride
1 4 3 4 2 3
Pickling
Solution
1 2 2 2 3 4 4 4
Picric
Acid
1 1 1 2 2 4 2
Pine
Oil
1 1 1 4 1 4 1
Pine
Tar
1
Pinene 1 1 1 1 4 2 4 1
Piperazine 1
Piperidine 1 4 4 4 4 4 4
Piranha 1
Plating
Solution, Chrome
1 1 1 1 2 4 4 2
Plating
Solution, Others
1 1 1 1 1 1 4
Polyethylene
Glycol
1 3 1 3 1 2
Polyglycerol 1
Polyvinyl
Acetate Emulsion
1 3 1 3 1 1
Potassium
Acetate
1 4 4 1 2 4 4
Potassium
Bicarbonate
1
Potassium
Bifluoride
1
Potassium
Bisulfate
1
Potassium
Bisulfite
1
Potassium
Bitartrate
1
Potassium
Bromide
1
Potassium
Carbonate
1
Potassium
Chlorate
1
Potassium
Chloride
1 1 1 1 1 1 1 1
Potassium
Chromate
1
Potassium
Citrate
1
Potassium
Copper Cyanide
1 1 1 1 1 1 1 1
Potassium
Cyanate
1
Potassium
Cyanide
1 1 1 1 1 1 1 1
Potassium
Dichromate
1 1 1 1 1 1 1 1
Potassium
Ferricyanide
1
Potassium
Fluoride
1
Potassium
Glucocyanate
1
Potassium
Hydroxide
1 1 1 4 1 2 3 3
Potassium
Iodide
1
Potassium
lodate
1
Potassium
Nitrate
1 1 1 1 1 1 1 1
Potassium
Nitrite
1
Potassium
Oxalate
1
Potassium
Perchlorate
1
Potassium
Permanganate
1 3
Potassium
Peroxide
1
Potassium
Persulfate
1
Potassium
Phosphate, Dibasic
1
Potassium
Pyrosulfate
1
Potassium
Silicate
1
Potassium
Sodium Tartrate
1
Potassium
Stannate
1
Potassium
Stearate
1
Potassium
Sulfate
1 1 1 1 1 1 1 1
Potassium
Sulfide
1
Potassium
Sulfite
1 1 1 1 1 1 1
Potassium
Tartrate
1
Potassium
Thiocyanate
1
Potassium
Thiosultate
1
Potassium,
Molten
4
PRESTONE
Antifreeze
1 1 2 1 1 1 1 1
PRL-High
Temp, Hydraulic Oil
1 1 1 1 4 2 2 1
Producer
Gas
1 1 1 1 4 1 2 2
Propane 1 1 1 1 4 1 4 2
Propionaldehyde 1
Propyl
Alcohol
1 1 1 1 1 1 1 1
Propylene 1 1 1 1 4 4 4 2
Propylene
Chlorohydrin
1
Propylene
Dichloride
1
Propylene
Glycol
1 1 1 1 1 1
Propylene
Glycol Methyl Ether Acetate (PGMEA)
1
Propylene
Imine
1
Propylene
Oxide
1 4 4 4 2 4 4 4
PRS-3000 1 1 2 2 2 2
PYDRAUL
115E
2 1 1 1 1 4 4 3
PYDRAUL
230C,312C & 540C
2 1 1 1 4 4 4 4
PYRANOL
TRANSFORMER OIL
1 1 1 1 4 1 4 1
Pyridine 1 4 2 4 2 4 4 4
Pyrogallol 1
PYROGARD
42,43,53 & 55
1 1 2 1 1 4 4 4
PYROGARD
C&D (Water & Petroleum)
1 1 1 1 4 1 3 2
Pyroligneous
Acid
1 4 4 4 2 4 4
PYROLUBE 1 1 1 1 2 4 2 2
Pyrosulfuryl
Chloride
1
Pyrrole 1 4 4 4 4 2 4
Pyruvic
Acid
1