AIRCO, DIVISION OF THE BOC GROUP, INC. -- ACETYLENE -- 6830-00-270-8216
===================== Product Identification ===================== Product ID:ACETYLENE MSDS Date:03/01/1986 FSC:6830 NIIN:00-270-8216 === Responsible Party === Company Name:AIRCO, DIVISION OF THE BOC GROUP, INC. Address:575 MOUNTAIN AVENUE City:MURRAY HILL State:NJ ZIP:07974 Country:US Info Phone Num:201-464-8100 Emergency Phone Num:800-424-9300 CHEMTREC CAGE:IO644 === Contractor Identification === Company Name:AIRCO INC, AIRCO INDUSTRIAL GASES DIV. Address:575 MOUNTAIN AVE Box:City:MURRAY HILL State:NJ ZIP:07974-2006 Country:US Phone:800-424-9300(CHEMTREC) CAGE:00741 Company Name:AIRCO, DIVISION OF THE BOC GROUP, INC. Address:575 MOUNTAIN AVENUE City:MURRAY HILL State:NJ ZIP:07974 Country:US Phone:201-464-8100 CAGE:IO644 ============= Composition/Information on Ingredients ============= Ingred Name:ACETYLENE CAS:74-86-2 RTECS #:AO9600000 Other REC Limits:NONE SPECIFIED ACGIH TLV:ASPHYXIANT; 9192 ===================== Hazards Identification ===================== Routes of Entry: Inhalation:YES Skin:NO Ingestion:NO Health Hazards Acute and Chronic:INHALATION: LOW CONCENTRATIONS (10-20% IN AIR) CAUSE SYMPTOMS SIMILAR TO THAT OF BEING INTOXICATED. HIGHER CONCENTRATIONS SO AS TO EXCLUDE AN ADEQUATE SUPPLY OF OXYGEN TO THE LUNGS CAUSE UNCONSICOUSNE SS. AS A NARCOTIC GAS OR INTOXICANT CAUSES HYPERCAPNIA (AN EXCESSIVE AMOUNT OF CARBON DIOXIDE IN THE BLOOD). REPEATED * Effects of Overexposure:*EXPOSURES TO TOLERABLE LEVELS HAS NOT SHOWN DELETERIOUS EFFECTS. THE MAJOR PROPERTY IS THE EXCLUSION OF AN ADEQUATE SUPPLY OF OXYGEN TO THE LUNGS. Medical Cond Aggravated by Exposure:ACETYLENE IS DEFINED AS A SIMPLE ASPHYXIANT. OXYGEN LEVELS SHOULD BE MAINTAINED AT GREATER THAN 18 MOLAR PERCENT AT NORMAL ATMOSPHERIC PRESSURE WHICH IS EQUIVALENT TO A PARTIAL PRESSURE OF 135 MM HG. ======================= First Aid Measures ======================= First Aid:PROMPT MEDICAL ATTENTION IS MANDATORY IN ALL CASES OF OVEREXPOSURE TO ACETYLENE. INHALE: CONSCIOUS PERSONS SHOULD BE ASSISTED TO AN UNCONTAMINATED AREA AND INHALE FRESH AIR. QUICK REMOVAL FROM THE CON TAMINATED AREA IS MOST IMPORTANT. UNCONSCIOUS PERSONS SHOULD BE MOVED TO AN UNCONTAMINATED AREA, GIVEN ARTIFICIAL RESPIRATION AND SUPPLEMENTAL OXYGEN. MEDICAL ATTENTION SHOULD BE SOUGHT IMMEDIATELY. ===================== Fire Fighting Measures ===================== Flash Point:GAS Autoignition Temp:Autoignition Temp Text:565F Lower Limits:2.2 Upper Limits:80-85* Extinguishing Media:CO2, DRY CHEMICAL. *PURE ACETYLENE IGNITES BY DECOMPN ABOVE 30 PSIA (207 KPA):UEL IS 100%IF SUFFT INTENSE IGNITE SOURCE. Fire Fighting Procedures:IF POSS, STOP FLOW OF ESCAPING GAS. USE WATER SPRAY TO COOL SURROUNDING CONTAINERS. KEEP PERSONNEL AWAY SINCE HEATED OR BURNING CYLINDERS CAN RUPTURE VIOLENTLY. Unusual Fire/Explosion Hazard:SPONTANEOUSLY COMBUSTIBLE @ PRESSURES ABOVE 30 PSIA. A VERY LOW IGNITION ENERGY NEEDED TO REIGNITE EXTINGUISHED FIRES. ACETYLENE DOES NOT DISSIPATE READILY. ================== Accidental Release Measures ================== Spill Release Procedures:EVACUATE ALL PERSONNEL FROM AFFECTED AREA. USE APPROPRIATE PROTECTIVE EQUIPMENT. LEAK IN EQUIP: PURGE PIPING WITH AN INERT GAS PRIOR TO REPAIR.IF LEAK IS IN CONTAINER/CONTAINER VALVE, CONTACT THE CLOS EST AIRCO LOCATION OR CALL CHEMTREC: 800-424-9300. ====================== Handling and Storage ====================== Handling and Storage Precautions:PROTECT FROM PHYSICAL DAMAGE. STORE IN COOL, DRY, WELL-VENTILATED AREA AWAY FROM HEAVILY TRAFFICKED AREAS AND EMERGENCY EXITS. NO TEMP ABOVE 130F. * Other Precautions:*CYLIN STORED UPRIGHT & FIRMLY SECURED TO PREVENT FALLING/BEING KNOCKED OVER. FULL & EMPTY CYLIN TO BE SEGREGATED. ROTATE STOCK. USE IN WELL-VENTILATED AREA. POST "NO SMOKING/OPEN FLAMES" SIGN, VALVE PROTECT CAP TO REMAIN IN PLACE UNLESS ** ============= Exposure Controls/Personal Protection ============= Respiratory Protection:POSITIVE PRESSURE AIRLINE WITH MASK OR SELF-CONTAINED BREATHING APPARATUS SHOULD BE AVAILABLE FOR EMERGENCY USE. Ventilation:HOOD W/FORCED VENTILN. PREVENT ACCUMULN ABOVE LEL. ELEC EQUIP TO BE NON-SPARK/EXPLOSIVE PROOF. GROUND/BOND LINES, EQUIP. Protective Gloves:LAB:PVC/RUBBER.WELDING/CUTTING:AS NEEDED Eye Protection:SAFETY GOGGLES OR GLASSES. Other Protective Equipment:SAFETY SHOES. Work Hygienic Practices:NO SOURCES OF IGNITION IN STORAGE AREA. DO NOT ALLOW FREE GAS TO EXCEED 30 PSIA. PROTECT FROM SUDDEN SHOCK & HEAT SOURCE Supplemental Safety and Health **CNTNR IS SECURED W/VALVE OUTLET PIPED TO USE POINT. DO NOT DRAG,SLIDE,ROLL CYLINDERS. USE PROPER HAND TRUCK FOR CYLIN MOVEMENT. USE PRESSURE REDUCING REGULATOR FOR CONNECTING CYLIN TO LOWER PRESSURE (3,000 PSIG) PIPING/SYSTEMS. DO NOT HEAT CYLIN TO INCREASE DISCHARGE RATE. USE CHECK VALVE/TRAP IN DISCHARGE LINE. ================== Physical/Chemical Properties ================== HCC:G2 Boiling Pt:B.P. Text:-119F,-84C Melt/Freeze Pt:M.P/F.P Text:-113F,-81C Vapor Pres:645 PSIA Spec Gravity:.0906 @ 68F Solubility in Water:SOLUBLE Appearance and Odor:PURE ACETYLENE:COLORLESS GAS W/ETHEREAL ODOR. COMMERCIAL ACETYLENE:GARLIC ODOR. ================= Stability and Reactivity Data ================= Stability Indicator/Materials to Avoid:NO ** COMPOUNDS W/COPPER, MERCURY, SILVER, BRASSES CONTAINING +66% COPPER & BRAZING MATERIALS CONTAINING SILVER OR COPPER. Stability Condition to Avoid:OXYGEN & OTHER OXIDIZER INCLUDING ALL OF THE HALOGENS AND HALOGEN COMPOUNDS. FORMS EXPLOSIVE ACETYLIDE COMPOUNDS WITH** Hazardous Decomposition Products:CARBON MONOXIDE AND HYDROGEN. ==================== Disposal Considerations ==================== Waste Disposal Methods:DO NOT ATTEMPT TO DISPOSE OF RESIDUAL/UNUSED QUANTITIES. RETURN IN THE SHIPPING CONTAINER PROPERLY LABELED, WITH ANY VALVE OUTLET PLUGS OR CAPS SECURED AND VALVE PROTECTION CAP IN PLACE TO AIRCO FOR P ROPER DISPOSAL. REFILLS BY QUALIFIED PRODUCER ONLY Disclaimer (provided with this information by the compiling agencies): This information is formulated for use by elements of the Department of Defense. The United States of America in no manner whatsoever, expressly or implied, warrants this information to be accurate and disclaims all liability for its use. Any person utilizing this document should seek competent professional advice to verify and assume responsibility for the suitability of this information to their particular situation.