------------------------------------------------------------------------------ MSDS for PYRIDINE Page 1 ------------------------------------------------------------------------------ ------------------------------------------------------------------------------ 1 - PRODUCT IDENTIFICATION ------------------------------------------------------------------------------ PRODUCT NAME: PYRIDINE FORMULA: C5H5N FORMULA WT: 79.10 CAS NO.: 00110-86-1 NIOSH/RTECS NO.: UR8400000 COMMON SYNONYMS: PYRIDIN; AZABENZENE PRODUCT CODES: 3352,9391,9393,3348 EFFECTIVE: 09/08/86 REVISION #02 PRECAUTIONARY LABELLING BAKER SAF-T-DATA(TM) SYSTEM HEALTH - 2 MODERATE FLAMMABILITY - 3 SEVERE (FLAMMABLE) REACTIVITY - 1 SLIGHT CONTACT - 2 MODERATE HAZARD RATINGS ARE 0 TO 4 (0 = NO HAZARD; 4 = EXTREME HAZARD). LABORATORY PROTECTIVE EQUIPMENT GOGGLES; LAB COAT; VENT HOOD; PROPER GLOVES; CLASS B EXTINGUISHER PRECAUTIONARY LABEL STATEMENTS WARNING FLAMMABLE HARMFUL IF INHALED CAUSES IRRITATION KEEP AWAY FROM HEAT, SPARKS, FLAME. AVOID CONTACT WITH EYES, SKIN, CLOTHING. AVOID BREATHING VAPOR. KEEP IN TIGHTLY CLOSED CONTAINER. USE WITH ADEQUATE VENTILATION. WASH THOROUGHLY AFTER HANDLING. IN CASE OF FIRE, USE ALCOHOL FOAM, DRY CHEMICAL, CARBON DIOXIDE - WATER MAY BE INEFFECTIVE. FLUSH SPILL AREA WITH WATER SPRAY. SAF-T-DATA(TM) STORAGE COLOR CODE: RED (FLAMMABLE) ------------------------------------------------------------------------------ 2 - HAZARDOUS COMPONENTS ------------------------------------------------------------------------------ COMPONENT % CAS NO. PYRIDINE 90-100 110-86-1 ------------------------------------------------------------------------------ 3 - PHYSICAL DATA ------------------------------------------------------------------------------ BOILING POINT: 115 C ( 239 F) VAPOR PRESSURE(MM HG): 16 ------------------------------------------------------------------------------ MSDS for PYRIDINE Page 2 ------------------------------------------------------------------------------ MELTING POINT: -42 C ( -44 F) VAPOR DENSITY(AIR=1): 2.7 SPECIFIC GRAVITY: 0.98 EVAPORATION RATE: N/A (H2O=1) (BUTYL ACETATE=1) SOLUBILITY(H2O): COMPLETE (IN ALL PROPORTIONS) % VOLATILES BY VOLUME: 100 APPEARANCE & ODOR: COLORLESS LIQUID WITH DISAGREEABLE ODOR. ------------------------------------------------------------------------------ 4 - FIRE AND EXPLOSION HAZARD DATA ------------------------------------------------------------------------------ FLASH POINT (CLOSED CUP 19 C ( 66 F) NFPA 704M RATING: 2-3-0 FLAMMABLE LIMITS: UPPER - 12.4 % LOWER - 1.8 % FIRE EXTINGUISHING MEDIA USE ALCOHOL FOAM, DRY CHEMICAL OR CARBON DIOXIDE. (WATER MAY BE INEFFECTIVE.) SPECIAL FIRE-FIGHTING PROCEDURES FIREFIGHTERS SHOULD WEAR PROPER PROTECTIVE EQUIPMENT AND SELF-CONTAINED BREATHING APPARATUS WITH FULL FACEPIECE OPERATED IN POSITIVE PRESSURE MODE. MOVE CONTAINERS FROM FIRE AREA IF IT CAN BE DONE WITHOUT RISK. USE WATER TO KEEP FIRE-EXPOSED CONTAINERS COOL. UNUSUAL FIRE & EXPLOSION HAZARDS VAPORS MAY FLOW ALONG SURFACES TO DISTANT IGNITION SOURCES AND FLASH BACK. CLOSED CONTAINERS EXPOSED TO HEAT MAY EXPLODE. CONTACT WITH STRONG OXIDIZERS MAY CAUSE FIRE. TOXIC GASES PRODUCED NITROGEN OXIDES, CYANIDES, AMMONIA, CARBON MONOXIDE, CARBON DIOXIDE ------------------------------------------------------------------------------ 5 - HEALTH HAZARD DATA ------------------------------------------------------------------------------ THRESHOLD LIMIT VALUE (TLV/TWA): 15 MG/M3 ( 5 PPM) SHORT-TERM EXPOSURE LIMIT (STEL): 30 MG/M3 ( 10 PPM) PERMISSIBLE EXPOSURE LIMIT (PEL): 15 MG/M3 ( 5 PPM) TOXICITY: LD50 (ORAL-RAT)(MG/KG) - 891 LD50 (IPR-RAT)(MG/KG) - 866 LD50 (SCU-RAT)(MG/KG) - 1000 LD50 (SKIN-RABBIT)(MG/KG) - 1121 CARCINOGENICITY: NTP: NO IARC: NO Z LIST: NO OSHA REG: NO EFFECTS OF OVEREXPOSURE INGESTION IS HARMFUL AND MAY BE FATAL. ------------------------------------------------------------------------------ MSDS for PYRIDINE Page 3 ------------------------------------------------------------------------------ INHALATION MAY CAUSE HEADACHE, NAUSEA, VOMITING, DIZZINESS, NARCOSIS, SUFFOCATION, LOWER BLOOD PRESSURE, CENTRAL NERVOUS SYSTEM DEPRESSION. CONTACT WITH SKIN OR EYES MAY CAUSE SEVERE IRRITATION OR BURNS. SKIN ABSORPTION MAY BE HARMFUL. INGESTION MAY CAUSE NAUSEA, VOMITING, HEADACHES, DIZZINESS, GASTROINTESTINAL IRRITATION. CHRONIC EFFECTS OF OVEREXPOSURE MAY INCLUDE KIDNEY AND/OR LIVER DAMAGE. TARGET ORGANS CENTRAL NERVOUS SYSTEM, LIVER, KIDNEYS, GI TRACT, SKIN MEDICAL CONDITIONS GENERALLY AGGRAVATED BY EXPOSURE NONE IDENTIFIED ROUTES OF ENTRY INHALATION, ABSORPTION, INGESTION, EYE CONTACT, SKIN CONTACT EMERGENCY AND FIRST AID PROCEDURES CALL A PHYSICIAN. IF SWALLOWED, DO NOT INDUCE VOMITING; IF CONSCIOUS, GIVE LARGE AMOUNTS OF WATER. 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 WITH PLENTY OF WATER FOR AT LEAST 15 MINUTES. FLUSH SKIN WITH WATER. ------------------------------------------------------------------------------ 6 - REACTIVITY DATA ------------------------------------------------------------------------------ STABILITY: STABLE HAZARDOUS POLYMERIZATION: WILL NOT OCCUR CONDITIONS TO AVOID: HEAT, FLAME, OTHER SOURCES OF IGNITION, LIGHT INCOMPATIBLES: STRONG OXIDIZING AGENTS, STRONG ACIDS DECOMPOSITION PRODUCTS: OXIDES OF NITROGEN, CYANIDES, AMMONIA, CARBON MONOXIDE, CARBON DIOXIDE ------------------------------------------------------------------------------ 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. SHUT OFF IGNITION SOURCES; NO FLARES, SMOKING OR FLAMES IN AREA. STOP LEAK IF YOU CAN DO SO WITHOUT RISK. USE WATER SPRAY TO REDUCE VAPORS. TAKE UP WITH SAND OR OTHER NON-COMBUSTIBLE ABSORBENT MATERIAL AND PLACE INTO CONTAINER FOR LATER DISPOSAL. FLUSH AREA WITH WATER. J. T. BAKER SOLUSORB(R) SOLVENT ADSORBENT IS RECOMMENDED FOR SPILLS OF THIS PRODUCT. DISPOSAL PROCEDURE DISPOSE IN ACCORDANCE WITH ALL APPLICABLE FEDERAL, STATE, AND LOCAL ENVIRONMENTAL REGULATIONS. EPA HAZARDOUS WASTE NUMBER: U196 (TOXIC WASTE) ------------------------------------------------------------------------------ MSDS for PYRIDINE Page 4 ------------------------------------------------------------------------------ ------------------------------------------------------------------------------ 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 250 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 AND FACE SHIELD, UNIFORM, PROTECTIVE SUIT, BUTYL RUBBER GLOVES ARE RECOMMENDED. ------------------------------------------------------------------------------ 9 - STORAGE AND HANDLING PRECAUTIONS ------------------------------------------------------------------------------ SAF-T-DATA(TM) STORAGE COLOR CODE: RED (FLAMMABLE) SPECIAL PRECAUTIONS BOND AND GROUND CONTAINERS WHEN TRANSFERRING LIQUID. KEEP CONTAINER TIGHTLY CLOSED. STORE IN A COOL, DRY, WELL-VENTILATED, FLAMMABLE LIQUID STORAGE AREA. KEEP PRODUCT OUT OF LIGHT. ------------------------------------------------------------------------------ 10 - TRANSPORTATION DATA AND ADDITIONAL INFORMATION ------------------------------------------------------------------------------ DOMESTIC (D.O.T.) PROPER SHIPPING NAME PYRIDINE HAZARD CLASS FLAMMABLE LIQUID UN/NA UN1282 LABELS FLAMMABLE LIQUID REPORTABLE QUANTITY 1000 LBS. INTERNATIONAL (I.M.O.) PROPER SHIPPING NAME PYRIDINE HAZARD CLASS 3.2, 6.1 UN/NA UN1282 LABELS FLAMMABLE LIQUID, POISON