Environmental, Health and Safety Services

Incompatible Chemical Groups

Chemical Groups Examples Incompatible Groups-Do not store with:
Group 1: Inorganic Acids
  • Chlorosulfonic acid
  • Hydrochloric acid (aqueous)
  • Hydrofluoric acid (aqueous)
  • Hydrogen chloride (anhydrous)
  • Hydrogen fluoride (anhydrous)
  • Nitric acid
  • Oleum
  • Phosphoric acid
  • Sulfuric acid
Groups 2, 3, 4, 5, 6, 7, 8, 10, 11, 13, 14, 16, 17, 18, 19, 21, 22, 24
Group 2: Organic Acids
  • Acetic acid
  • Butyric acid (n-)
  • Formic acid
  • Propionic acid
  • Rosin oil
  • Tall oil
Group 1
Group 3: Caustics
  • Caustic potash solution
  • Caustic soda solution
Groups 1, 2
Group 4: Amines & Alkanolamines
  • Aminoethylethanolamine
  • Aniline
  • Diethanolamine
  • Diethylamine
  • Diethylenetriamine Diisopropanolamine
  • Dimethylamine
  • Ethylenediamine
  • Hexamethylenediamine
  • Hexamethylenetetramine
  • 2-Methyl-5-ethylpyridine
  • Monoethanolamine
  • Monoispropanolamine
  • Morpholine
  • Pyridine
  • Triethanolamine
  • Triethylenetetramine
  • Trietylamine
  • Trimethylamine
Groups 1, 2
Group 5: Halogenated Compounds
  • Allyl chloride
  • Carbon tetrachloride
  • Chlorobenzene
  • Chloroform
  • Chlorohydrins (crude)
  • Dichlorobenzene
  • Dichlorodifluoromethan
  • Dichloropropane
  • Ethyl chloride
  • Ethylene dibromide
  • Ethylene dichloride
  • 1,1,1-Trichloroethane
  • Trichloroethylene
  • Trichlorofluoromethan
Groups 1, 3, 4
Group 6: Alcohols, Glycols, & Glycol Ethers
  • Ally alcohol
  • Amyl alcohol
  • 1,4-Butanediol
  • Butyl alcohols
  • Butylene glycol
  • Corn syrup
  • Cyclohexyl alcohol
  • Decyl alcohols
  • Dipropylene glycol
  • Dodecanol
  • Ethyl alcohol
  • Ethyl butanol
  • 1-Ethylbutyl alcohol
  • Dextrose solution
  • Diacetone alcohol
  • Diethylene glycol
  • Diisobutyl carbinol 2-
  • Ethylhexyl alcohol
  • Ethylene glycol
  • Furfuryl alcohol
  • Glycerine
  • Glycol methyl ether
  • Heptanol Polypropylene
  • Hexanol
  • Nonanol
  • Octanol
  • Propyl alcohols
  • Propylene glycol
  • Sorbitol
  • Triethylene glycol
  • Undecanol
Group 1
Group 7: Aldehydes
  • Acetaldehyde
  • Acrolein (inhibited)
  • Butyraldehyde
  • Crotonaldehyde
  • Decaldehyde
  • Formaldehyde solution
  • Furfural
  • Hexamethylenetetramine
  • Isoctyl aldehyde
  • Methyl butyraldehyde
  • Methyl formal
  • Proionaldehyde
  • Valeraldehyde
Groups 1, 2, 3, 4, 6
Group 8: Ketones
  • Acetone
  • Acetophenone
  • Camphor oil
  • Cyclohexanone
  • Diisobutyl ketone
  • Isophorone
  • Mesityl oxide
Groups 1, 3, 4, 7
Group 9: Saturated Hydrocarbons
  • Butane
  • Cyclohexane
  • Ethane
  • Heptane
  • Hexanes
  • Isobutane
  • Methane Nonane
  • Paraffines
  • Pentane
  • Petroltum
  • Petroleum Ether
  • Propane
  • Propylene butylenes polymer
Groups (none)
Group 10: Aromatic Hydrocarbons
  • Benzene
  • Cumene
  • Coal tar pitch
  • Diethylbenzene
  • Dodecyl benzene
  • Ethyl benzene
  • Naphthalene
  • Toluene
  • Triethyl benzene
  • Xylene
Group 1
Group 11: Olefins
  • Butylene
  • 1-Decene
  • Dicyclopentadiene
  • Ethylene
  • 1-Heptene
  • 1-Hexene
  • Isobutylene
  • Nonene
  • 1-Octene
  • 1-Pentene
  • Polybutene
  • Propylene
  • Propylene butylene polymer
Groups 1, 5
Group 12: Petroleum Oils
  • Asphalt
  • Gasolines
  • Jet fuels
Groups (none)
Group 13: Esters
  • Amyl acetate
  • Amyl tallate
  • Butyl acetates
  • Butyl benzyl phthalate
  • Castor oil
  • Cottonseed oil
  • Croton oil
  • Dibutyl phthalate
  • Epoxidized vegetable oils
  • Ethyl acetate
  • Ethyl diacetate
  • Glycol diacetate
  • Methyl acetate
  • Methyl amyl acetate
  • Propyl acetates
  • Resin oil
  • Tanner's oil
  • Wax (carnauba)
Groups 1, 3, 4
Group 14: Monomers & Polymerized Esters
  • Acrylic acid
  • Acrylonitrile
  • Butadiene
  • Butyl acrylate
  • Ethyl acrylate
  • Isoprene
  • Methyl acrylate
  • Propiolactone
  • Styrene
  • Vinyl acetate
  • Vinyl chloride
  • Vinylidene chloride
  • Vinyl toluene
Groups 1, 2, 3, 4, 5, 6
Group 15: Phenols
  • Carbolic oil
  • Crosote (coal tar)
  • Cresols
  • Nonylphenol
  • Phenol
Groups 3, 4, 6, 14
Group 16: Alkylene Oxides
  • Ethylene oxide
  • Propylene oxide
Groups 1, 2, 3, 4, 6, 7, 14, 15
Group 17: Cyanohydrins
  • Acetone cyanohydrin
  • Ethylen cyanohydrin
Groups 1, 2, 3, 4, 5, 7, 16
Group 18: Nitriles
  • Acetonitrile
  • Adiponitrile
Groups 1, 2, 3, 4, 16
Group 19: Ammonia
  • Ammonium hydroxide
Groups 1, 2, 7, 8, 13, 14, 15, 16, 17
Group 20: Halogens
  • Bromine
  • Chlorine
Groups 3, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 19
Group 21: Esters
  • Diethyl ether (ethyl ether)
  • 1,4-Dioxane
  • Isoprophyl ether
  • Tetrahydrofuran
Groups 1, 14, 20
Group 22: Phosphorous, elemental Groups 1, 2, 3, 20
Group 23: Sulfur, molten Groups 9, 10, 11, 12, 16, 22
Group 24: Acid anhydride
  • Acetic anhydride
  • Propionic anhydride
Groups 1, 3, 4, 6, 7, 14, 16, 17, 18, 19