AIR PRODUCTS AND CHEMICALS INC. -- ACETYLENE, ETHYNE, ETHINE -- 6830-00-292-0138
===================== Product Identification ===================== Product ID:ACETYLENE, ETHYNE, ETHINE MSDS Date:06/01/1990 FSC:6830 NIIN:00-292-0138 === Responsible Party === Company Name:AIR PRODUCTS AND CHEMICALS INC. Address:7201 HAMILTON BLVD City:ALLENTOWN State:PA ZIP:18195-1501 Country:US Info Phone Num:215-481-4911 Emergency Phone Num:800-523-9374/800-322-9092(IN PA) CAGE:00742 === Contractor Identification === Company Name:AIR PRODUCTS AND CHEMICALS INC Address:7201 HAMILTON BLVD Box:City:ALLENTOWN State:PA ZIP:18195-1501 Country:US Phone:800-345-3148/ 800-752-1597 CAGE:00742 ============= Composition/Information on Ingredients ============= Ingred Name:ACETYLENE CAS:74-86-2 RTECS #:AO9600000 Other REC Limits:NONE RECOMMENDED ACGIH TLV:ASPHYXIANT; 9394 ===================== Hazards Identification ===================== Routes of Entry: Inhalation:YES Skin:YES Ingestion:NO Reports of Carcinogenicity:NTP:NO IARC:NO OSHA:NO Health Hazards Acute and Chronic:ACETYLENE:SIMPLE ASPHYXIANT,IRRIT,ANESTHETIC.NO EXPERIMENTAL DATA OF CHRONIC HARMFUL EFFECTS.HEAD,DIZZ,SHORTNESS OF BREATH,LOSS OF CONSC IF PRESENT IN AMTS SUFFICIENT TO DILUTE OXY CONC.ANOXIA OCCUR W HEN CONC W/IN FLAMM RANGE & NOT IGNITED. Explanation of Carcinogenicity:PER MSDS:NOT LISTED AS CARCINOGEN BY NTP/IARC/OSHA. Effects of Overexposure:ASPHYXIANAT, IRRITANT, ANESTHETIC. HEADACHE, DIZZINESS, SHORTNESS OF BREATH, LOSS OF CONSCIOUSNESS. ANOXIA. Medical Cond Aggravated by Exposure:NONE SPECIFIED BY MANUFACTURER. ======================= First Aid Measures ======================= First Aid:1ST DEG/MINOR DEGREEE THERMAL BURNS FROM FIRES SHOULD BE IMMERSED IN COOL WATER 30MINS.MAJOR 2ND/3RD DEGREE BURNS SHOULD BE COVERED IN CLEANEST MATL AVAILABLE.SEEK IMMED AID OF PHSYICIAN.PERSONS SUFFE RING FROM LACK OF OXY SHOULD BE MOVED TO AREAS W/NORMAL ATM.ASSISTED RESP & SUPPLEMENTAL OXY SHOULD BE GIVEN IF VICTIM NOT BREATHING. ===================== Fire Fighting Measures ===================== Flash Point Method:CC Flash Point:0F,-18C Autoignition Temp:Autoignition Temp Text:581F Lower Limits:2.5 @1ATM Upper Limits:100 @1ATM Extinguishing Media:CARBON DIXOIDE, DRY CHEMICAL, HALON. (NOTE HALON IS AN ODS.) ELECTRICLA CLASSIFICATION:CLASS I, GROUP A. Fire Fighting Procedures:STOP GAS FLOW.FIGHT FIRE CONVENTIONALLY.KEEP FIRE-EXPO CNTNR/CYL W/WATERSPRAY.KEEP PEOPLE WELL AWAY SINCE CNTNRS CAN RUPTURE VIOLENTLY. Unusual Fire/Explosion Hazard:EXTREMELY FLAMM/EXPLO.MAY DECOMPOSE VIO IN FREE STATE UNDER PRESSURE >15PSIG.BURNS W/INTENSELY HOT FLAME.POT EXPLO HAZ FRM REIGN IF FIRE EXT W/O GAS OFF.(SUPP) ================== Accidental Release Measures ================== Spill Release Procedures:VENTILATE AREA-PREVENTS FLAMM MIXTURES.REMOVE IGN SOURCE/HEAT/SPARKS/ETC.AVOID ENTERING AREA OF FLAMM ATM.CAREFULLY REMOVE CYL W/SLOW LEAKS TO REMOTE,OUTDOOR LOCATION.CONTACT AIR PRODUCTS FOR ASSISTAN CE. Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER. ====================== Handling and Storage ====================== Handling and Storage Precautions:DO NOT ENTER AREAS W/IN FLAMM RANGE DUE TO IMMED FIRE/EXPLO HAZ.USE IN WELL VENTI AREAS.GAS UNDER PRESSURE-HANDLE W/CARE,USE REDUCING REG @,15PSIG. Other Precautions:USE SUITABLE FLAMM GAS METER(EXPLOSIMETER)CALIBRATED FOR H2C2 TO MEASURE CONC OF GAS IN AIR.SEE COMPRESSED GAS ASSOC SAF BULLETIN SB-4.OPEN/CLS GY SLOWLY.USE SUITABLE HAND TRUCK.KEEP AWAY FROM HEAT/IG N SOURCE/ETC.FOLLOW ALL SAF CYL PRACTICE ============= Exposure Controls/Personal Protection ============= Respiratory Protection:OXYGEN-DEFICIENT ATMOSPHERS ARE IN THE FLAMMABLE RANGE. DO NOT ENTER. AIR PRUIFYING RESPIRATORS WILL NOT FUNCTION. Ventilation:NATURAL/MECH WHERE GAS IS PRESENT.LOC EXHAU/MECH(GEN)/OTHER:AS NECESSARY.MECH VENTI FOR ENCLSD STROAGE AREAS MUST (SUPP) Protective Gloves:LEATHER-CYL HANDLE;WELDERS-WELD/CUTTING Eye Protection:SAFT GLASS;WELDER GOGG, ETC FOR WELDING Other Protective Equipment:LEATHER SLEEVES & APRON,OTHER STD PROT EQMPT FOR CUTING/WELDING. Work Hygienic Practices:CONSULT COMPRESSED GAS ASSOC PAMPHLET P-1 & NFPA STD #51. Supplemental Safety and Health FIRE/EXPLO HAZ:IGNITES VERY EASILY DUE TO LOW MIN IGN ENERGY;VERY WIDE FLAMM LIMITS.ACETYLENE GAS HAS APPROXIMATE SPEC GRAVITY OF 1.0 & TENDS TO STAY IN POCKETS RATHER THAN DISSIPATE. VENTI:MEET NAT E LECTRICAL CODE REQMTS FOR CLASS 1 GROUPA. ================== Physical/Chemical Properties ================== HCC:G2 Boiling Pt:B.P. Text:-119F,-84C Melt/Freeze Pt:M.P/F.P Text:-113F,-81C Vapor Pres:62F @16.8C Vapor Density:0.0681 Spec Gravity:0.906 @20C Appearance and Odor:PURE C2H2 COLORLESS/ODORLESS.IMPURITIES IN CARBIDE GENERATED C2H2 GARLIC ODOR. ================= Stability and Reactivity Data ================= Stability Indicator/Materials to Avoid:NO OXIDIZERS(OXY,HALOGENS);FORMS EXPLO CMPDS W/COPPER,BRASS,COPPER SALTS,MERCURY,MERCURY SALTS,K,SILVER,SILVER SALTS,HNO3. Stability Condition to Avoid:NEVER UTILIZE FREE GAS OUTSIDE CYL @PRESS >15PSIG.AVOID MECHANICAL SHOCKS TO CNTNR.NEVER EXPO CYL/GAS SYS TO HEAT SOURCE Hazardous Decomposition Products:ACETYLENE WILL DECOMPOSE INTO ELEMENTAL CARBON & HYDROGEN UNDER THE ABOVE CONDITIONS. ==================== Disposal Considerations ==================== Waste Disposal Methods:DO NOT ATTEMPT TO DISPOSE OF RESIDUAL GAS IN CYLINDERS. RETURN CYLINDERS TO AIR PRODUCTS FOR DISPOSAL. ACETYLENE PACKED IN DOT SPECIFICATIONS 8 OR 8AL CYL W/POROUS FILLER STURATED W/ACETONE. FULL CYL SHOULD NOT EXCEED 250PSIG @70F. 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.