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77 MATHESON CCAS PRODUCI S 081 <br /> ERiAL SAFETY DATA SHEET <br /> PRODUCT IDENTIFICATION <br /> MSDS081 : SULFUR VEXAFLUORIDE D.O.T. SNIPPING NAME: Sulfu- Hexatiuorlde <br /> SYNONYM(S)- Sulfur (VI) Fluoride D.O.T. I.D. NUMBER: UN10SO <br /> CHEMICAL FORMULA: SF6 0.0.7. WAZ FtO CLASS: Nonf lasmmable Gas <br /> C.A.S. NIRBER: 2551-62-4 D.O.T. LAPEL(S): Nonflammable Gas <br /> PHYSICAL. DATA <br /> MOLECULAR WEIGHT: 146.054 REVIEWED <br /> SUBLIMATION POINT d 1 atm.: -63.7•C; -82.7`F by <br /> VAPOR PRESSURE / 21.1'C: 2,210 kPa (gauge); 320 psig Safety Office <br /> SPECIFIC VOLUME / 1 ATM, 21.1°C: 0.156 m3/kg; 2.5 ft3/Ib By ? <br /> RELATIVE DENSITY, (AIR-1 ): 5.114 0 1 atm, 200C Gate <br /> SOLUBILITY IN MATER e 1 ATM, 25'C: 5.4 oma/ kg rater <br /> DESCRIPTION: At roam temperature and atmospheric pressure sulfur hexafluorlds is a colorless, odorless, <br /> nontoxic gas. It Is shipped as a Ilquef led 9" under,114 own vapor pressns^e. <br /> :FIRE AND ►OI1gh21Y1D DATA <br /> FLA MABLE LIMITS IN AIR llonflmmmsble.h ys <br /> FIRE FIGHTING PROCEDURES:-'Sulfur hexaf iuorlds is f ammeblli°end >b ""dale 'treats a fire <br /> hazard. Forever, (cylinders that aro exposed to fire my rupture With violent 'forlle. - Extinguish <br /> surrounding fire and keep cylinders cool using ,l .mlm.spray spill led fn'om-11t mmmlmum possible distance. <br /> "�E11LYM woo Di1TA I� k <br /> PEWISSIBLE EXPOSURE,LI14ITS2 <br /> r OSHA TMA:, i;owpp1111,01000 mgl ) <br /> ACOIH TMA: 1,000 ppm"56,000 mg/m3It <br /> z�s <br /> --AMIH.Sin: 1,254 ppm (7,500 r ""'t.,_ <br /> ACUTE EFFECTS CF OYERrip,; RE: ` SalfFr hexeflnarlds is'considered to nontoxic. �'it can act as a <br /> sl7mple asphyxiant by displacing alr. Symptoms of asphyx(a laeludo rapid respirations, dizziness and <br /> fatl gum. Contact any cause frostbite. - .. <br /> CfRONIC EFFECTS OF fPOSUif: ►one know �'• <br /> FIRST AID t111t>AfA?10)< k =_ <br /> INWLL.ATION: Move victim-to fresh air. If not braethln"�;$`g��m f+ssp�ilYtian,:pretarealy mouth <br /> to mouth. If brea"INg Is difficult, glwoxygen. Cll'f a plryslolam, �R <br /> CONTACT: Treat for frfbile. 'r'lr•'9 �°, <br /> REACTIVITY DATA <br /> STABILITY: (X) STABLE ( ) UNSTABLE <br /> INCOMPATIBILITY: May react violently with orggarramatalllcs and chemically active metalssuch as sodium, <br /> Potassium and barium, powdered magnesium, powdsrmd aluminum. Reacts vigorously, perhaps oKploslvely,. <br /> with dlsllane. <br /> HAZARDOUS OECD POSITION/OXIDATION PRODUCTS: When heated to decomposition or exposed to electric arcs, <br /> toxic fluorine and sulfur compounds ars released. <br /> POLYMERIZATION: (X) WILL NOT OCCUR ( ) WAY OCCUR <br /> SULFUR HEXAFLUORIDE page 1 of 2 Revised: October 1985 <br /> V-OOG?i� <br />