Chemical (Fluid, Gas) Compatibility: Buna-n (Nitrile Rubber)

Commercial Buna-N (Nitrile) rubber compounds are generally suitable for some applications involving the following chemicals.  Those listed as "Good" are considered suitable for most static and some dynamic applications, while those in the "Fair" category are only suitable for some static sealing requirements.

Good - Minor to Moderate Affect Fair - Moderate to Severe Affect
Acetic Acid, 30% Isopropyl Ether Sodium Hydroxide (aq) Acetic Acid, Glacial
Aluminum Acetate (aq) Lavender Oil Sodium Hypochlorite (aq) (Chlorox) Acetic Anhydride
Amyl Alcohol Lead Sulfamate (aq) Sodium Perborate (aq) Aroclor, 1248
Aniline Hydrochloride Linoleic Acid Sodium Peroxide (aq) Benzoic Acid
Askarel Lye Sodium Thiosulfate (aq) Butyl Acetyl Ricinoleate
Asphalt Magnesium Hydroxide (aq) Stearic Acid Butyl Amine
Borax Methyl Bromide Sulfite Liquors Butyl Cellosolve
Bordeaux Mixture MIL-C-5545 A Sulfur Hexafluoride Carbamate
Butyl Stearate MIL-C-6529 C Sulfurous Acid Carbon Bisulfide
Butylene MIL-G-4343 B Tar, Bituminous Carbon Tetrachloride
Calcium  Hypochlorite (aq) MIL-H-13910 B Terpineol Cyclohexanol
Calcium Acetate (aq) MIL-H-27601 A Tertiary Butyl Alcohol Dicyclohexylamine
Carbitol MIL-H-7644 Tetrabutyl Titanate Dimethyl Aniline (Xylidine)
Carbonic Acid MIL-H-8446 B (MLO-8515) Tetraethyl Lead Dioctyl Phtalate
Chlorox (Sodium Hypochlorite NaOC1) MIL-L-15719 A Titanium Tetrachloride Dry Cleaning Fluids
Copper Acetate (aq) MIL-L-3545-B Triacetin Ethyl Ether
Diethyl Sebecate MIL-L-7645 Trichloroacetic Acid Formaldehyde (RT)
Diethylamine MIL-P-12098 Triethanol Amine Hydrochloric Acid (Cold) 37%
Diisobutylene MIL-P-46046 A Turbine Oil Hydroquinone
Dimethyl Formamide Naphtha Unsymmetrical Dimethyl Hydrazine   (UDMH) Methyl Cellosolve
Dipentene Naphthalenic Acid Varnish MIL-L-14107 B
Ethanolamine N-Hexene-1 Vinegar Oleic Acid
Ethyl Cellulose Nickel Acetate (aq) VV-B-680 O-T-634 b
Fatty Acids N-Octane VV-H-910 Radiation
Formic Acid Octyl Alcohol VV-L-751b Sulfur Chloride (aq)
Freon 11 Oleum Spirits VV-L-825a Type III Sulfuric Acid (Dilute)
Freon 112 Oxalic Acid VV-P-236 Wagner 21B Brake Fluid
Freon 114B2 Oxygen-Cold White Pine Oil Xylidine (Di-methyl Aniline)
Freon 502 Perchloroethylene Zinc Acetate (aq)  
Freon BF Phosphoric Acid-20%    
Freon TMC Picric Acid    
Freon T-WD602 Pinene    
Gallic Acid Potassium Acetate (aq)    
Gasoline Potassium Hydroxide (aq)    
Green Sulfate Liquor Rapeseed Oil    
Hydrazine Salicylic Acid    
Hydrocyanic Acid Silicate Esters    
Isobutyl Alcohol Silver Nitrate    
Isopropyl Alcohol Sodium Acetate (aq)