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Emergency <br /> W} Right to Know Hazardous Substance Fact Sheet Responders <br /> QUidc Reference <br /> Common Name: FERROUS SULFATE <br /> Synonyms: Copperas; Green Vitriol; Iron Monosulfate <br /> CAS No: 7720-78-7 <br /> Molecular Formula: FeSO4 <br /> RTK Substance No: 0931 <br /> Description: Greenish, yellow-brown or white, odorless, crystalline (sand-like) powder <br /> HAZARD DATA <br /> Hazard Rating Firefighting Reactivity <br /> 2-Health Extinguish fire using an agent suitable for type of Ferrous Sulfate may react violently or explosively on <br /> surrounding fire. Ferrous Sulfate itself does not contact with ARSENIC TRIOXIDE;SODIUM NITRATE; <br /> 0-Fire burn. METHYL ISOCYANOACETATE;and STRONG BASES <br /> 0-Reactivity POISONOUS GASES ARE PRODUCED IN FIRE, (such as SODIUM HYDROXIDE and POTASSIUM <br /> including Sulfur Oxides. HYDROXIDE). <br /> DOT#: UN 3077 Ferrous Sulfate is not compatible with OXIDIZING <br /> Use water spray to keep fire-exposed containers AGENTS(such as PERCHLORATES, PEROXIDES, <br /> ERG Guide#: 171 cool. PERMANGANATES,CHLORATES, NITRATES, <br /> Hazard Class: 9 CHLORINE,BROMINE and FLUORINE);ALKALI <br /> (Miscellanous METALS(such as LITHIUM, SODIUM and <br /> Hazardous Material) POTASSIUM);CARBONATES(such as LIME);and <br /> GOLD and SILVER SALTS. <br /> SPILL/LEAKS PHYSICAL PROPERTIES <br /> Isolation Distance: Odor Threshold: Odorless <br /> Spill: 25 meters(75 feet) Flash Point: Nonflammable <br /> Fire: 800 meters(1/2 mile) Specific Gravity: 3(water= 1) <br /> Moisten spilled material first or use a HEPA-filter Water Solubility: Soluble <br /> vacuum for clean-up and place into sealed containers Boiling Point: 572°F(300°C) <br /> for disposal. <br /> DO NOT wash into sewer. Melting Point: 147°F(64°C) <br /> Ferrous Sulfate is harmful to aquatic life in very low Molecular Weight: 151.9 <br /> concentrations. <br /> EXPOSURE LIMITS PROTECTIVE EQUIPMENT <br /> NIOSH: 1 mg/m3, 10-hr TWA(as Iron salts) Gloves: Nitrile,Neoprene and Natural Rubber <br /> ACGIH: 1 mg/m3,8-hr TWA(as Iron salts) <br /> Coveralls: Tyvek@ <br /> The Protective Action Criteria values are: Respirator: >1 mg/m3 full facepiece APR with High efficiency filters <br /> PAC-1 =8.2 mg/m3 >8 mg/m3-SCBA <br /> PAC-2=41 mg/m3 <br /> PAC-3=250 mg/m3 <br /> HEALTH EFFECTS FIRST AID AND DECONTAMINATION <br /> Eyes: Irritation Remove the person from exposure. <br /> Skin: Irritation Flush eyes with large amounts of water for at least 15 minutes. Remove <br /> Inhalation: Nose,throat and lung irritation with contact lenses if worn. <br /> coughing,wheezing and shortness of Quickly remove contaminated clothing and wash contaminated skin with <br /> breath large amounts of water. <br /> Begin artificial respiration if breathing has stopped and CPR if necessary. <br /> Transfer promptly to a medical facility. <br /> September 2016 <br />