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APPENDIX E
<br />482 2015 MINNESOTA STATE FIRE CODE
<br />cent, 2,5-di-(t-butyl peroxy) hexane 47 percent and
<br />2,4-pentanedione peroxide 4 percent active oxygen.
<br />E102.1.9 Pyrophoric materials. Examples include:
<br />1. Gases: diborane, phosphine, silane.
<br />2. Liquids: diethylaluminum chloride, di-ethylberylli-
<br />um, diethylphosphine, diethylzinc, dimethylarsine,
<br />triethylaluminum etherate, tri-ethylbismuthine, tri-
<br />ethylboron, trimethylaluminum, trimethylgallium.
<br />3. Solids: cesium, hafnium, lithium, white or yellow
<br />phosphorous, plutonium, potassium, rubidium,
<br />sodium, thorium.
<br />E102.1.10 Unstable (reactive) materials. Examples
<br />include:
<br />Class 4: acetyl peroxide, dibutyl peroxide, dinitroben-
<br />zene, ethyl nitrate, peroxyacetic acid and picric acid
<br />(dry) trinitrobenzene.
<br />Class 3: hydrogen peroxide (greater than 52 percent),
<br />hydroxylamine, nitromethane, paranitroaniline, per-
<br />chloric acid and tetrafluoroethylene monomer.
<br />Class 2: acrolein, acrylic acid, hydrazine, methacrylic
<br />acid, sodium perchlorate, styrene and vinyl acetate.
<br />Class 1: acetic acid, hydrogen peroxide 35 percent to
<br />52 percent, paraldehyde and tetrahydrofuran.
<br />E102.1.11 Water-reactive materials. Examples include:
<br />Class 3: aluminum alkyls such as triethylaluminum,
<br />isobutylaluminum and trimethylaluminum; bromine
<br />pentafluoride, bromine trifluoride, chlorodiethylalu-
<br />minium and diethylzinc.
<br />Class 2: calcium carbide, calcium metal, cyanogen bro-
<br />mide, lithium hydride, methyldichlorosilane, potassium
<br />metal, potassium peroxide, sodium metal, sodium per-
<br />oxide, sulfuric acid and trichlorosilane.
<br />Class 1: acetic anhydride, sodium hydroxide, sulfur
<br />monochloride and titanium tetrachloride.
<br />E102.1.12 Cryogenic fluids. The cryogenics listed will
<br />exist as compressed gases when they are stored at ambient
<br />temperatures.
<br />1. Flammable: carbon monoxide, deuterium (heavy
<br />hydrogen), ethylene, hydrogen, methane.
<br />2. Oxidizing: fluorine, nitric oxide, oxygen.
<br />3.Corrosive: fluorine, nitric oxide.
<br />4. Inert (chemically unreactive): argon, helium, kryp-
<br />ton, neon, nitrogen, xenon.
<br />5. Highly toxic: fluorine, nitric oxide.
<br />E102.2 Health hazards. Materials classified in this section
<br />pose a health hazard.
<br />E102.2.1 Highly toxic materials. Examples include:
<br />1. Gases: arsine, cyanogen, diborane, fluorine, ger-
<br />mane, hydrogen cyanide, nitric oxide, nitrogen diox-
<br />ide, ozone, phosphine, hydrogen selenide, stibine.
<br />2. Liquids: acrolein, acrylic acid, 2-chloroethanol (eth-
<br />ylene chlorohydrin), hydrazine, hydrocyanic acid, 2-
<br />methylaziridine (propylenimine), 2-methyl-acetoni-
<br />trile (acetone cyanohydrin), methyl ester isocyanic
<br />acid (methyl isocyanate), nicotine, tetranitromethane
<br />and tetraethylstannane (tetraethyltin).
<br />3. Solids: (aceto) phenylmercury (phenyl mercuric ace-
<br />tate), 4-aminopyridine, arsenic pentoxide, arsenic
<br />trioxide, calcium cyanide, 2-chloroacetophenone,
<br />aflatoxin B, decaborane(14), mercury (II) bromide
<br />(mercuric bromide), mercury (II) chloride (corrosive
<br />mercury chloride), pentachlorophenol, methyl para-
<br />thion, phosphorus (white) and sodium azide.
<br />E102.2.2 Toxic materials. Examples include:
<br />1. Gases: boron trichloride, boron trifluoride, chlorine,
<br />chlorine trifluoride, hydrogen fluoride, hydrogen
<br />sulfide, phosgene, silicon tetrafluoride.
<br />2. Liquids: acrylonitrile, allyl alcohol, alpha-chlorotol-
<br />uene, aniline, 1-chloro-2,3-epoxypropane, chloro-
<br />formic acid (allyl ester), 3-chloropropene (allyl
<br />chloride), o-cresol, crotonaldehyde, dibromometh-
<br />ane, diisopropylamine, diethyl ester sulfuric acid,
<br />dimethyl ester sulfuric acid, 2-furaldehyde (furfu-
<br />ral), furfural alcohol, phosphorus chloride, phos-
<br />phoryl chloride (phosphorus oxychloride) and
<br />thionyl chloride.
<br />3. Solids: acrylamide, barium chloride, barium (II)
<br />nitrate, benzidine, p-benzoquinone, beryllium chlo-
<br />ride, cadmium chloride, cadmium oxide, chloroace-
<br />tic acid, chlorophenylmercury (phenyl mercuric
<br />chloride), chromium (VI) oxide (chromic acid,
<br />solid), 2,4-dinitrotoluene, hydroquinone, mercury
<br />chloride (calomel), mercury (II) sulfate (mercuric
<br />sulfate), osmium tetroxide, oxalic acid, phenol, P-
<br />phenylenediamine, phenylhydrazine, 4-phenylmor-
<br />pholine, phosphorus sulfide, potassium fluoride,
<br />potassium hydroxide, selenium (IV) disulfide and
<br />sodium fluoride.
<br />E102.2.3 Corrosives. Examples include:
<br />1. Acids: Examples: chromic, formic, hydrochloric
<br />(muriatic) greater than 15 percent, hydrofluoric,
<br />nitric (greater than 6 percent, perchloric, sulfuric (4
<br />percent or more).
<br />2. Bases (alkalis): hydroxides-ammonium (greater than
<br />10 percent), calcium, potassium (greater than 1 per-
<br />cent), sodium (greater than 1 percent); certain car-
<br />bonates-potassium.
<br />3. Other corrosives: bromine, chlorine, fluorine,
<br />iodine, ammonia.
<br />Note: Corrosives that are oxidizers, e.g., nitric acid,
<br />chlorine, fluorine; or are compressed gases, e.g.,
<br />ammonia, chlorine, fluorine; or are water-reactive, e.g.,
<br />concentrated sulfuric acid, sodium hydroxide, are phys-
<br />ical hazards in addition to being health hazards.
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