Basic Chemical Segregation CLASS OF RECOMMENDED EXAMPLES INCOMPATIBILES * CHEMICALS STORAGE METHOD Carginogens Label all containers as Benzidine, beta-naphthylamine, See the original “Cancer Suspect Agents.” benzene, methylene chloride, chemical label or the beta-propiolactone SDS for more Store according to the information. hazardous nature of the chemical, using the appropriate security when necessary. Compressed Store in a cool, dry area, Methane, acetylene, propane Oxidizing and toxic Gases - away from oxidizing gases. compressed gases, Flammable oxidizing solids Securely strap or chain cylinders to a wall or bench top. Compressed Store in a cool, dry area, Oxygen, chlorine, bromine Flammable gases Gases – away from oxidizing gases. Oxidizing Securely strap or chain cylinders to a wall or bench top. Compressed Store in a cool, dry area, Carbon monoxide, hydrogen Flammable and/or Gases – away from oxidizing gases. sulfide (H2S) oxidizing gases Poisonous Securely strap or chain cylinders to a wall or bench top. Corrosives – Store in a separate acid Mineral acids – hydrochloric acid, Flammable liquids, Acids storage cabinet. sulfuric acid, nitric acid, flammable solids, percholoric acid, chromic acid, bases, oxidizers Segregate oxidizing acids chromerge (i.e., Chromic, nitric, sulfuric, perchloric acides) from organic acids Corrosives – Store in a separate storage Ammonium hydroxide, sodium Flammable liquids, Bases cabinet. hydroxide oxidizers, poisons, acids Flammable Store in a grounded Acetone, benzene, diethyl ether, Acids, bases, Liquids flammable storage cabinet. methanol, ethanol, toluene, oxidizers, poisons glacial acetic acid Chemical Safety Job Aid Page 1 Last Updated: 05/30/2013 Basic Chemical Segregation CLASS OF RECOMMENDED EXAMPLES INCOMPATIBILES * CHEMICALS STORAGE METHOD Flammable Store in a separate dry, Phosphorus (yellow), calcium Acids, bases, Solids cool area away from carbide, picric acid, benzoyl oxidizers, poisons oxidizers, corrosives, and peroxide flammable liquids. General Store on general Agar, sodium chloride, sodium See the original Chemicals laboratory benches or bicarbonate, most non-reactive chemical label or the Non-Reactive shelving preferable behind salts SDS for more glass doors, or below eye information. level. Oxidizers Store in a spill tray inside a Sodium hypochlorite, benzoyl Separate from non-combustible cabinet, peroxide, potassium reducing agents, separate from flammable permanganate, potassium flammables, and combustible materials. chlorate, potassium dichromate combustibles The following are generally considered oxidizing substances: peroxides, percholorates, chlorates, nitrates, bromates, superoxides. Peroxide- Store in air-tight Diethyl ether, acetaldehyde, See the original Forming containers in a dark, cool, acrylonitrile chemical label or the Chemicals dry area. (See Suggested SDS for more Storage Time Limits for information. Common Peroxidizable Compounds for more information.) Poisons/Toxic Store separately in a Cyanides, heavy metal Flammable liquids, Compounds vented, cool, dry area in compounds (i.e., cadmium, acids, bases, unbreakable chemically mercury, osmium) oxidizers resistant secondary containers. Shock Store in a secure location Ammonium nitrate, nitro urea, Flammable liquids, Sensitive away from all other picric acid (in a dry state), oxidizers, poisons, Materials chemicals. trinitroaniline, trinitroanisole, acids, bases trinitrobenzene, trinitrophenol/picric acid, trinitrotoluene, urea nitrate, zironium picramate Chemical Safety Job Aid Page 2 Last Updated: 05/30/2013 Basic Chemical Segregation CLASS OF RECOMMENDED EXAMPLES INCOMPATIBILES * CHEMICALS STORAGE METHOD Strong Store in a cool, dry, well- Acetyl chloride, thionyl chloride, See the original Reducing ventilated location. maleic anhydride, ferrous sulfide chemical label or the Agents SDS for more Most of these are water- information. reactive. Segregate from all other chemicals. Teratogens Label all containers as Lead, mercury compounds, See the original “Suspect Reproductive benzene, aniline chemical label or the Hazard.” SDS for more information. Store according to the hazardous nature of the chemical, using the appropriate security when necessary. Water Store in a dry, cool Sodium metal, potassium metal, Separate from all Reactive location. lithium metal, lithium aluminum aqueous solutions and Chemicals hydride oxidizers Protect these chemicals from the water fire sprinklers. This information is from the Environment, Health, and Safety Online website (EHSO). We wish to give them full credit and our thanks for this information. *Read the chemical label or the SDS if you have questions or call OH&S. Chemical Safety Job Aid Page 3 Last Updated: 05/30/2013 Basic Chemical Segregation Chemical Safety Job Aid Page 4 Last Updated: 05/30/2013 .