------------------------------------------------------------------------------ MSDS for CITRIC ACID, MONOHYDRATE Page 1 ------------------------------------------------------------------------------ ------------------------------------------------------------------------------ 1 - PRODUCT IDENTIFICATION ------------------------------------------------------------------------------ PRODUCT NAME: CITRIC ACID, MONOHYDRATE FORMULA: HOC(COOH)(CH2COOH)2 H2O FORMULA WT: 210.14 CAS NO.: 5949-29-1 COMMON SYNONYMS: 2-HYDROXY-1,2,3,PROPANE-TRICARBOXYLIC ACID, MONOHYDRATE PRODUCT CODES: 0118,0120,0119,0110 EFFECTIVE: 12/01/86 REVISION #02 PRECAUTIONARY LABELLING BAKER SAF-T-DATA(TM) SYSTEM HEALTH - 0 NONE FLAMMABILITY - 1 SLIGHT REACTIVITY - 0 NONE CONTACT - 1 SLIGHT HAZARD RATINGS ARE 0 TO 4 (0 = NO HAZARD; 4 = EXTREME HAZARD). LABORATORY PROTECTIVE EQUIPMENT SAFETY GLASSES; LAB COAT PRECAUTIONARY LABEL STATEMENTS CAUTION MAY CAUSE IRRITATION DURING USE AVOID CONTACT WITH EYES, SKIN, CLOTHING. WASH THOROUGHLY AFTER HANDLING. WHEN NOT IN USE KEEP IN TIGHTLY CLOSED CONTAINER. SAF-T-DATA(TM) STORAGE COLOR CODE: ORANGE (GENERAL STORAGE) ------------------------------------------------------------------------------ 2 - HAZARDOUS COMPONENTS ------------------------------------------------------------------------------ COMPONENT % CAS NO. CITRIC ACID, MONOHYDRATE 05949-29-1 ------------------------------------------------------------------------------ 3 - PHYSICAL DATA ------------------------------------------------------------------------------ BOILING POINT: N/A VAPOR PRESSURE(MM HG): N/A MELTING POINT: N/A VAPOR DENSITY(AIR=1): N/A SPECIFIC GRAVITY: 1.54 EVAPORATION RATE: N/A (H2O=1) (BUTYL ACETATE=1) SOLUBILITY(H2O): APPRECIABLE (MORE THAN 10 %) % VOLATILES BY VOLUME: 0 ------------------------------------------------------------------------------ MSDS for CITRIC ACID, MONOHYDRATE Page 2 ------------------------------------------------------------------------------ APPEARANCE & ODOR: WHITE, ODORLESS POWDER. ------------------------------------------------------------------------------ 4 - FIRE AND EXPLOSION HAZARD DATA ------------------------------------------------------------------------------ FLASH POINT (CLOSED CUP N/A FLAMMABLE LIMITS: UPPER - N/A % LOWER - N/A % FIRE EXTINGUISHING MEDIA USE WATER SPRAY, CARBON DIOXIDE, DRY CHEMICAL OR ORDINARY FOAM. SPECIAL FIRE-FIGHTING PROCEDURES FIREFIGHTERS SHOULD WEAR PROPER PROTECTIVE EQUIPMENT AND SELF-CONTAINED BREATHING APPARATUS WITH FULL FACEPIECE OPERATED IN POSITIVE PRESSURE MODE. TOXIC GASES PRODUCED CARBON MONOXIDE, CARBON DIOXIDE ------------------------------------------------------------------------------ 5 - HEALTH HAZARD DATA ------------------------------------------------------------------------------ TOXICITY TEST RESULTS AND SAFETY AND HEALTH EFFECTS ARE LISTED FOR THE ANHYDROUS PRODUCT. TOXICITY: LD50 (ORAL-RAT)(G/KG) - 11.7 LD50 (IPR-RAT)(MG/KG) - 883 LD50 (SCU-RAT)(MG/KG) - 5500 LD50 (ORAL-MOUSE)(MG/KG) - 5040 CARCINOGENICITY: NTP: NO IARC: NO Z LIST: NO OSHA REG: NO EFFECTS OF OVEREXPOSURE DUST MAY IRRITATE NOSE AND THROAT. DUST MAY CAUSE HEADACHE, COUGHING, DIZZINESS OR DIFFICULT BREATHING. DUST MAY IRRITATE OR BURN MUCOUS MEMBRANES. CONTACT WITH SKIN OR EYES MAY CAUSE IRRITATION. TARGET ORGANS EYES, SKIN MEDICAL CONDITIONS GENERALLY AGGRAVATED BY EXPOSURE NONE IDENTIFIED ROUTES OF ENTRY INHALATION, EYE CONTACT, SKIN CONTACT EMERGENCY AND FIRST AID PROCEDURES INGESTION: IF SWALLOWED AND THE PERSON IS CONSCIOUS, IMMEDIATELY GIVE LARGE AMOUNTS OF WATER. GET MEDICAL ATTENTION. INHALATION: IF A PERSON BREATHES IN LARGE AMOUNTS, MOVE THE EXPOSED PERSON TO FRESH AIR. GET MEDICAL ATTENTION. EYE CONTACT: IMMEDIATELY FLUSH WITH PLENTY OF WATER FOR AT LEAST 15 MINUTES. GET MEDICAL ATTENTION. ------------------------------------------------------------------------------ MSDS for CITRIC ACID, MONOHYDRATE Page 3 ------------------------------------------------------------------------------ SKIN CONTACT: IMMEDIATELY WASH WITH PLENTY OF SOAP AND WATER FOR AT LEAST 15 MINUTES. ------------------------------------------------------------------------------ 6 - REACTIVITY DATA ------------------------------------------------------------------------------ STABILITY: STABLE HAZARDOUS POLYMERIZATION: WILL NOT OCCUR INCOMPATIBLES: STRONG BASES DECOMPOSITION PRODUCTS: CARBON MONOXIDE, CARBON DIOXIDE ------------------------------------------------------------------------------ 7 - SPILL AND DISPOSAL PROCEDURES ------------------------------------------------------------------------------ STEPS TO BE TAKEN IN THE EVENT OF A SPILL OR DISCHARGE WEAR SUITABLE PROTECTIVE CLOTHING. CAREFULLY SWEEP UP AND REMOVE. DISPOSAL PROCEDURE DISPOSE IN ACCORDANCE WITH ALL APPLICABLE FEDERAL, STATE, AND LOCAL ENVIRONMENTAL REGULATIONS. ------------------------------------------------------------------------------ 8 - PROTECTIVE EQUIPMENT ------------------------------------------------------------------------------ VENTILATION: USE ADEQUATE GENERAL OR LOCAL EXHAUST VENTILATION TO KEEP FUME OR DUST LEVELS AS LOW AS POSSIBLE. RESPIRATORY PROTECTION: NONE REQUIRED WHERE ADEQUATE VENTILATION CONDITIONS EXIST. IF AIRBORNE CONCENTRATION IS HIGH, USE AN APPROPRIATE RESPIRATOR OR DUST MASK. EYE/SKIN PROTECTION: SAFETY GLASSES WITH SIDESHIELDS, NITRILE GLOVES RECOMMENDED. ------------------------------------------------------------------------------ 9 - STORAGE AND HANDLING PRECAUTIONS ------------------------------------------------------------------------------ SAF-T-DATA(TM) STORAGE COLOR CODE: ORANGE (GENERAL STORAGE) SPECIAL PRECAUTIONS KEEP CONTAINER TIGHTLY CLOSED. SUITABLE FOR ANY GENERAL CHEMICAL STORAGE AREA. ------------------------------------------------------------------------------ 10 - TRANSPORTATION DATA AND ADDITIONAL INFORMATION ------------------------------------------------------------------------------ DOMESTIC (D.O.T.) PROPER SHIPPING NAME CHEMICALS, N.O.S. (NON-REGULATED) ------------------------------------------------------------------------------ MSDS for CITRIC ACID, MONOHYDRATE Page 4 ------------------------------------------------------------------------------ INTERNATIONAL (I.M.O.) PROPER SHIPPING NAME CHEMICALS, N.O.S. (NON-REGULATED)