------------------------------------------------------------------------------ MSDS for MALEIC ANHYDRIDE Page 1 ------------------------------------------------------------------------------ ------------------------------------------------------------------------------ 1 - PRODUCT IDENTIFICATION ------------------------------------------------------------------------------ PRODUCT NAME: MALEIC ANHYDRIDE FORMULA: C4H2O3 FORMULA WT: 98.06 CAS NO.: 00108-31-6 NIOSH/RTECS NO.: OM3675000 COMMON SYNONYMS: CIS-BUTENEDIOIC ANHYDRIDE; 2,5-FURANEDIONE; TOXILIC ANHYDRIDE PRODUCT CODES: P469 EFFECTIVE: 09/02/86 REVISION #02 PRECAUTIONARY LABELLING BAKER SAF-T-DATA(TM) SYSTEM HEALTH - 3 SEVERE (LIFE) FLAMMABILITY - 1 SLIGHT REACTIVITY - 2 MODERATE CONTACT - 3 SEVERE (CORROSIVE) HAZARD RATINGS ARE 0 TO 4 (0 = NO HAZARD; 4 = EXTREME HAZARD). LABORATORY PROTECTIVE EQUIPMENT GOGGLES; LAB COAT; VENT HOOD; PROPER GLOVES PRECAUTIONARY LABEL STATEMENTS DANGER CAUSES BURNS HARMFUL IF SWALLOWED, INHALED, OR ABSORBED THROUGH SKIN EXCEPTIONAL HEALTH HAZARD - READ MATERIAL SAFETY DATA SHEET DO NOT GET IN EYES, ON SKIN, ON CLOTHING. AVOID BREATHING VAPOR. KEEP IN TIGHTLY CLOSED CONTAINER. USE WITH ADEQUATE VENTILATION. WASH THOROUGHLY AFTER HANDLING. SAF-T-DATA(TM) STORAGE COLOR CODE: WHITE (CORROSIVE) ------------------------------------------------------------------------------ 2 - HAZARDOUS COMPONENTS ------------------------------------------------------------------------------ COMPONENT % CAS NO. MALEIC ANHYDRIDE 90-100 108-31-6 ------------------------------------------------------------------------------ 3 - PHYSICAL DATA ------------------------------------------------------------------------------ BOILING POINT: 201 C ( 394 F) VAPOR PRESSURE(MM HG): 0.16 MELTING POINT: 53 C ( 127 F) VAPOR DENSITY(AIR=1): 3.4 ------------------------------------------------------------------------------ MSDS for MALEIC ANHYDRIDE Page 2 ------------------------------------------------------------------------------ SPECIFIC GRAVITY: 1.43 EVAPORATION RATE: N/A (H2O=1) (BUTYL ACETATE=1) SOLUBILITY(H2O): DECOMPOSES % VOLATILES BY VOLUME: N/A APPEARANCE & ODOR: COLORLESS OR WHITE SOLID WITH AN ACRID ODOR. ------------------------------------------------------------------------------ 4 - FIRE AND EXPLOSION HAZARD DATA ------------------------------------------------------------------------------ FLASH POINT (CLOSED CUP 102 C ( 215 F) NFPA 704M RATING: 3-1-1 FLAMMABLE LIMITS: UPPER - 7.1 % LOWER - 1.4 % FIRE EXTINGUISHING MEDIA USE DRY CHEMICAL OR CARBON DIOXIDE. DO NOT USE WATER. SPECIAL FIRE-FIGHTING PROCEDURES FIREFIGHTERS SHOULD WEAR PROPER PROTECTIVE EQUIPMENT AND SELF-CONTAINED BREATHING APPARATUS WITH FULL FACEPIECE OPERATED IN POSITIVE PRESSURE MODE. ------------------------------------------------------------------------------ 5 - HEALTH HAZARD DATA ------------------------------------------------------------------------------ THRESHOLD LIMIT VALUE (TLV/TWA): 1 MG/M3 ( 0.25 PPM) PERMISSIBLE EXPOSURE LIMIT (PEL): 1 MG/M3 ( 0.25 PPM) TOXICITY: LD50 (ORAL-RAT)(MG/KG) - 481 LD50 (ORAL-MOUSE)(MG/KG) - 465 LD50 (SKIN-RABBIT)(MG/KG) - 2620 CARCINOGENICITY: NTP: NO IARC: NO Z LIST: NO OSHA REG: NO EFFECTS OF OVEREXPOSURE VAPORS MAY BE IRRITATING TO EYES, NOSE AND THROAT. INHALATION OF VAPORS MAY CAUSE COUGHING AND DIFFICULT BREATHING. CONTACT WITH SKIN OR EYES MAY CAUSE SEVERE IRRITATION OR BURNS. INHALATION OF VAPORS MAY CAUSE PULMONARY EDEMA. INGESTION MAY CAUSE NAUSEA AND VOMITING. TARGET ORGANS EYES, SKIN, RESPIRATORY SYSTEM MEDICAL CONDITIONS GENERALLY AGGRAVATED BY EXPOSURE NONE IDENTIFIED ROUTES OF ENTRY INHALATION, INGESTION, EYE CONTACT, SKIN CONTACT ------------------------------------------------------------------------------ MSDS for MALEIC ANHYDRIDE Page 3 ------------------------------------------------------------------------------ EMERGENCY AND FIRST AID PROCEDURES CALL A PHYSICIAN. IF SWALLOWED, DO NOT INDUCE VOMITING; IF CONSCIOUS, GIVE WATER, MILK, OR MILK OF MAGNESIA. IF INHALED, REMOVE TO FRESH AIR. IF NOT BREATHING, GIVE ARTIFICIAL RESPIRATION. IF BREATHING IS DIFFICULT, GIVE OXYGEN. IN CASE OF CONTACT, IMMEDIATELY FLUSH EYES OR SKIN WITH PLENTY OF WATER FOR AT LEAST 15 MINUTES WHILE REMOVING CONTAMINATED CLOTHING AND SHOES. WASH CLOTHING BEFORE RE-USE. ------------------------------------------------------------------------------ 6 - REACTIVITY DATA ------------------------------------------------------------------------------ STABILITY: STABLE HAZARDOUS POLYMERIZATION: WILL NOT OCCUR CONDITIONS TO AVOID: HEAT, FLAME, OTHER SOURCES OF IGNITION, MOISTURE INCOMPATIBLES: WATER, STRONG OXIDIZING AGENTS, ALKALI METALS, AMINES, STRONG BASES, MOST COMMON METALS, POLYMERIZATION CATALYSTS & ACCELERATORS ------------------------------------------------------------------------------ 7 - SPILL AND DISPOSAL PROCEDURES ------------------------------------------------------------------------------ STEPS TO BE TAKEN IN THE EVENT OF A SPILL OR DISCHARGE WEAR SELF-CONTAINED BREATHING APPARATUS AND FULL PROTECTIVE CLOTHING. WITH CLEAN SHOVEL, CAREFULLY PLACE MATERIAL INTO CLEAN, DRY CONTAINER AND COVER; REMOVE FROM AREA. FLUSH SPILL AREA WITH WATER. DISPOSAL PROCEDURE DISPOSE IN ACCORDANCE WITH ALL APPLICABLE FEDERAL, STATE, AND LOCAL ENVIRONMENTAL REGULATIONS. EPA HAZARDOUS WASTE NUMBER: U147 (TOXIC WASTE) ------------------------------------------------------------------------------ 8 - PROTECTIVE EQUIPMENT ------------------------------------------------------------------------------ VENTILATION: USE GENERAL OR LOCAL EXHAUST VENTILATION TO MEET TLV REQUIREMENTS. RESPIRATORY PROTECTION: RESPIRATORY PROTECTION REQUIRED IF AIRBORNE CONCENTRATION EXCEEDS TLV. AT CONCENTRATIONS UP TO 12 PPM, A CHEMICAL CARTRIDGE RESPIRATOR WITH ORGANIC VAPOR CARTRIDGE IS RECOMMENDED. ABOVE THIS LEVEL, A SELF-CONTAINED BREATHING APPARATUS IS RECOMMENDED. EYE/SKIN PROTECTION: SAFETY GOGGLES, UNIFORM, APRON, PROPER GLOVES ARE RECOMMENDED. ------------------------------------------------------------------------------ 9 - STORAGE AND HANDLING PRECAUTIONS ------------------------------------------------------------------------------ ------------------------------------------------------------------------------ MSDS for MALEIC ANHYDRIDE Page 4 ------------------------------------------------------------------------------ SAF-T-DATA(TM) STORAGE COLOR CODE: WHITE (CORROSIVE) SPECIAL PRECAUTIONS KEEP CONTAINER TIGHTLY CLOSED. STORE IN CORROSION-PROOF AREA. ------------------------------------------------------------------------------ 10 - TRANSPORTATION DATA AND ADDITIONAL INFORMATION ------------------------------------------------------------------------------ DOMESTIC (D.O.T.) PROPER SHIPPING NAME MALEIC ANHYDRIDE (AIR AND WATER ONLY) HAZARD CLASS ORM-A UN/NA UN2215 LABELS NONE REPORTABLE QUANTITY 5000 LBS. INTERNATIONAL (I.M.O.) PROPER SHIPPING NAME MALEIC ANHYDRIDE (AIR AND WATER ONLY) HAZARD CLASS 8 UN/NA UN2215 LABELS CORROSIVE