• Chemical Resistance of Plastics

    Keys

    R Resistant SW Swelling occurs
    A Slowly attacked (not recommended for long term storage) V Vapour diffusion
    L Limited resistance E Environmental stress cracking
    U Unsuitable    

    Chemical Polypropylene Polycarbonate Polyethylene
    LD HD
    20°C 60°C 20°C 60°C 20°C 60°C 20°C 60°C
    Acetic acid solution <90% R R R R R R R R
    Acetic acid, glacial R U U U A U R L
    Acetone R R U U E U R R
    Ammonia R R U U R R R R
    Aniline R R U U U U R R
    Benzene A U U U U U U U
    Boric Acid R R R R R R R R
    Bromine U U U U U U U U
    Carbon tetrachloride U U U U U U A U
    Chlorinated Solvents U U U U U U U U
    Chloroform U U U U U U U U
    Cresols U U U U U U U U
    Diethyl ether U U U U U U U U
    Diethylene glycol R R R U R R R E
    Ethers U U A U E U A U
    Ethyl acetate A A U U A U A U
    Ethanol R R R R R U R R
    Ethylene glycol R R R U R R E E
    Formaldehyde solution 40% R R R R R E R R
    Formic acid R R R R R E R R
    Hydrochloric acid cone. E E L U R R SW SW
    Hydrofluoric acid 1-60% E E U U R R R L
    Hydrofluoric acid cone. E E L u R U R L
    Hydrogen peroxide 30-90% R R R R R U R A
    Magnesium hydroxide R R R R R R R R
    Maleic acid R R R R R R R R
    Mineral oil R R R R A U R E
    Nitric acid <25% R R R U R R R R
    Nitric acid 25- 70% R E U U A U L U
    Nitric acid >70 E U U u U U U U
    Oxalic acid R A R R R R R R
    Paraffin R A R R A U R R
    Petroleum ether A U R R U U U U
    Phosphoricacid<30% R R R R R R R R
    Phosphoric acid 30-85% R R R R R A R R
    Phosphoric acid >85% R R R R A U R A
    Potassium hydroxide R R U U R R R R
    Salicylic acid R R R R R R R R
    Sodium hydroxide solution R R U U R R U U
    Sulphuric acid <60% R R R R R R R R
    Sulphuric acid 60-70% R U R R R A R A
    Sulphuric acid>70% E U U U A U A L
    Silicone oil R R R R A U E E
    Stearic acid R R R R R R R R
    "bluene U U U U U U U U
    Trichloroethylene U U U U U U V U
    Water R R R R R R R R
  • Chemical Compatibility Guide for Membranes & GMF

    Key To Tables


    Glossary


    Compatible PTFE : Poly Tetra Fluoro Ethylene
      Limited Compatibility PVDF : Polyvinylidene Fluoride
    Not Compatible PES : Poly Ether Sulphone
    No Data Available PP : Poly Propylene
        CA : Cellulose Acetate
        RC : Regenerated Cellulose
        CN : Cellulose Nitrate
        GMF : Glass Microfibre Filter

    ACIDS
    Nylon PTFE PVDF PES CA RC CN PP GMF
    Acetic, Glacial
    Acetic, 25%
    Hydrochloric, Concentrated
    Hydrochloric, 25%
    Sulphuric, Concentrated
    Sulphuric, 25%  
    Nitric, Concentrated
    Nitric, 25%
    Phosphoric, 25%
    Formic, 25%
    Trichloroacetic, 25%
    ALKALIES
    Nylon PTFE PVDF PES CA RC CN PP GMF
    Ammonium Hydroxide, 25%
    Sodium Hydroxide, 25%
    ALCOHOLS
    Nylon PTFE PVDF PES CA RC CN PP GMF
    Methanol, 98%
    Ethanol, 98%
    Ethanol, 70%  
    Isopropanol
    n-Propanol
    Amyl Alcohol, Butanol
    Benzyl Alcohol
    Ethylene Glycol
    Propylene Glycol
    Glycerol
    HYDROCARBONS
    Nylon PTFE PVDF PES CA RC CN PP GMF
    HYDROCARBONS
    Hexane, Xylene
    Toluene, Benzene
    Kerosene, Gasoline
    Tetralin, Decalin
    HALOGENATED HYDROCARBONS
    Nylon PTFE PVDF PES CA RC CN PP GMF
    Methylene Chloride
    Chloroform
    Trichloroethylene
    Monochlorobenzene
    Freon
    Carbon Tetrachloride
    KETONES
    Nylon PTFE PVDF PES CA RC CN PP GMF
    Acetone
    Cyclohexanone
    Methyl Ethyl Ketone
    Isopropylacetone
    Methyl Isobutyl Ketone
    ESTERS
    Nylon PTFE PVDF PES CA RC CN PP GMF
    Ethyl & Methyl Acetate
    Amyl & Butyl Acetate
    Propyl Acetate
    Propylene Glycol Acetate
    2-Ethoxyethyl Acetate
    Methyl Cellosolve Acetate
    Benzyl Benzoate
    Isopropyl Myristate
    Tricresyl Phosphate
    OXIDES - ETHERS
    Nylon PTFE PVDF PES CA RC CN PP GMF
    Ethyl Ether
    Dioxane
    Tetrahydrofuran
    Triethanolamine
    Dimethylsulfoxide (DMSO)
    Isopropyl Ether
    SOLVENTS WITH NITROGEN
    Nylon PTFE PVDF PES CA RC CN PP GMF
    Dimethyl Formamide
    Diethylacetamide
    Triethanolamine
    Aniline
    Pyridine
    Acetonitrile
    MISCELLANEOUS
    Nylon PTFE PVDF PES CA RC CN PP GMF
    Phenol, Aqueous, 10%
    Formaldehyde Solution, 30%
    Hydrogen Peroxide, 30%
    Silicone Oil & Mineral Oil
  • Incompatible Hazardous Chemicals
    Chemicals in the left hand column should be stored under controlled conditions and these chemicals should not come in contact with the right hand column otherwise, a reaction will be violent and lead to an accident.
    Acetic acid Chromic acid, nitric acid, peroxides and permanganates
    Acetic anhydride Hydroxyl-containing compounds, ethylene glycol, perchloric acid
    Acetone Concentrated nitric and sulphuric acid mixtures, hydrogen peroxide
    Acetylene Chlorine, bromide, copper, silver, fluorine and mercury
    Alkali and alkaline earth metals such as sodium, potassium, lithium, magnesium, calcium Carbon dioxide, carbon tetrachloride and other chlorinated hydrocarbons. (Also prohibit water, foam and dry chemicals onfires involving these metals -dry sand should be available)
    Aluminium powder Halogenated or oxygenated solvents
    Ammonia, anhydrous Mercury, chlorine, calcium hypochlorite, iodine, bromine and hydrogen fluoride
    Ammonium nitrate Acids, metal powders, flammable liquids, chlorates, nitrates, sulphur, finely divided organics or combustibles
    Aniline Nitric acid, hydrogen peroxide
    Bromine Ammonia, acetylene, butadiene, butane and other petroleum gases, sodium carbide, turpentine, benzene and finely divided metals
    Calcium oxide Water
    Carbon, activated Calcium hypochlorite
    Chlorates Ammonium salts, acids, metal powders, phosphorus, sulphur, finely divided orqanics or combustibles
    Chromic acid and chromium trioxide Acetic acid, naphthalene, camphor, phosphorus, sulphur, finelydivided organics or combustibles
    Chlorine Ammonia, acetylene, butadiene, butane, other petroleum gases, hydrogen, sodium carbide, turpentine, benzene and finely divided metals
    Chlorine dioxide Ammonia, methane, phosphine and hydrogen sulphide
    Copper Acetylene, hydrogen peroxide
    Fluorine Isolate from everything
    Hydrazine Hydrogen peroxide, nitric acid, any other oxidant and heavy metal salts
    Hydrocarbons (benzene, butane, propane, gasoline, turpentine etc) Fluorine,chlorine, bromine, chromic acid, cone. Nitric acid, peroxides
    Hydrogen cyanide Nitric acid, alkalis
    Hydrogen fluoride Ammonia, aqueous or anhydrous
    Hydrogen peroxide Copper, chromium, iron, most metals or their salts, any flammable liquid, combustible materials, aniline, nitromethane
    Hydrogen sulphide Fuming nitric acid, oxidising gases
    Iodine Acetylene, ammonia (anhydrous or aqueous)
    Mercury Acetylene, fulminic acid*, ammonia
    Nitric acid (cone.) Acetic acid, acetone, alcohol, aniline, chromic acid,hydrogen cyanide, hydrogen sulphide, flammable liquids, flammable gases, nitratable substances, fats, grease
    Nitromethane, lower nitroalkanes Inorganic bases, amines, halogens, 13X molecular sieve
    Oxalic acid Silver, mercury, urea
    Oxygen Oils, grease, hydrogen, flammable liquids, solids or gases
    Perchloric acid Acetic anhydride, bismuth and its alloys, alcohol, paper, wood, grease, oils, dehydrating agents
    Peroxides, organic Acids (organic or mineral), avoid friction, store cold
    Phosphinates Any oxidant
    Phosphorus (white) Air, oxygen
    Potassium chlorate Acids (see also chlorates)
    Potassium perchlorate Acids (see also perchloric acid)
    Potassium permanganate Glycerol, ethylene glycol, benzaldehyde, sulphuric acid
    Silver Acetylene, oxalic acid, tartaric acid, fulminic acid*, ammonium compounds
    Sodium See alkali metals (above)
    Sodium nitrate Ammonium nitrate and other ammonium salts
    Sodium peroxide Any oxidizable substance, such as ethanol, methanol, glacial acetic acid, acetic anhydride, benzaldehyde, carbon disulfide, glycerol, ethylene glycol, ethyl acetate, methyl acetate, furfural
    Sulfuric Sulphuric acid Chlorates, perchlorates, permanganates
    Thiocyanates Metal nitrates, nitrites, oxidants
    Trifluoromethane sulfonic acid Perchlorate salts