------------------------------------------------------------------------------ MSDS for SODIUM CHROMATE Page 1 ------------------------------------------------------------------------------ ------------------------------------------------------------------------------ 1 - PRODUCT IDENTIFICATION ------------------------------------------------------------------------------ PRODUCT NAME: SODIUM CHROMATE FORMULA: NA2CRO4 4H2O FORMULA WT: 234.03 CAS NO.: 07775-11-3 NIOSH/RTECS NO.: GB2955000 COMMON SYNONYMS: CHROMATE OF SODA PRODUCT CODES: 3640 EFFECTIVE: 09/10/86 REVISION #02 PRECAUTIONARY LABELLING BAKER SAF-T-DATA(TM) SYSTEM HEALTH - 4 EXTREME (CANCER CAUSING) FLAMMABILITY - 0 NONE REACTIVITY - 2 MODERATE 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 PRECAUTIONARY LABEL STATEMENTS POISON DANGER MAY BE FATAL IF SWALLOWED OR INHALED CAUSES IRRITATION - MAY CAUSE RASH OR EXTERNAL ULCERS. CAUTION: CONTAINS CHROMIUM(VI),CANCER HAZARD EXCEPTIONAL HEALTH HAZARD - READ MATERIAL SAFETY DATA SHEET AVOID CONTACT WITH EYES, SKIN, CLOTHING. DO NOT BREATHE DUST. KEEP IN TIGHTLY CLOSED CONTAINER. USE WITH ADEQUATE VENTILATION. WASH THOROUGHLY AFTER HANDLING. SAF-T-DATA(TM) STORAGE COLOR CODE: BLUE (HEALTH) ------------------------------------------------------------------------------ 2 - HAZARDOUS COMPONENTS ------------------------------------------------------------------------------ COMPONENT % CAS NO. SODIUM CHROMATE 90-100 7775-11-3 ------------------------------------------------------------------------------ 3 - PHYSICAL DATA ------------------------------------------------------------------------------ BOILING POINT: N/A VAPOR PRESSURE(MM HG): N/A MELTING POINT: N/A VAPOR DENSITY(AIR=1): N/A ------------------------------------------------------------------------------ MSDS for SODIUM CHROMATE Page 2 ------------------------------------------------------------------------------ SPECIFIC GRAVITY: N/A EVAPORATION RATE: N/A (H2O=1) (BUTYL ACETATE=1) SOLUBILITY(H2O): COMPLETE (IN ALL PROPORTIONS) % VOLATILES BY VOLUME: 0 APPEARANCE & ODOR: YELLOW DELIQUESCENT CRYSTALS. ------------------------------------------------------------------------------ 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. 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. TOXIC GASES PRODUCED OXIDES ------------------------------------------------------------------------------ 5 - HEALTH HAZARD DATA ------------------------------------------------------------------------------ THIS SUBSTANCE IS LISTED AS AN NTP HUMAN CARCINOGEN AND AND IARC HUMAN CARCINOGEN (GROUP 1). THRESHOLD LIMIT VALUE (TLV/TWA): 0.05 MG/M3 ( PPM) PERMISSIBLE EXPOSURE LIMIT (PEL): 0.5 MG/M3 ( PPM) TOXICITY: LD50 (IPR-MOUSE)(MG/KG) - 32 CARCINOGENICITY: NTP: YES IARC: YES Z LIST: YES OSHA REG: YES EFFECTS OF OVEREXPOSURE INHALATION AND INGESTION ARE HARMFUL AND MAY BE FATAL. INHALATION OF DUST MAY CAUSE IRRITATION TO UPPER RESPIRATORY TRACT. DUST MAY ULCERATE MUCOUS MEMBRANES. CONTACT WITH SKIN OR EYES MAY CAUSE SEVERE IRRITATION OR BURNS. PROLONGED CONTACT MAY CAUSE SKIN SENSITIZATION. SUBSTANCE IS READILY ABSORBED THROUGH THE SKIN. INGESTION MAY CAUSE NAUSEA, VOMITING, GASTROINTESTINAL IRRITATION, AND BURNS TO MOUTH AND THROAT. INGESTION MAY BE HARMFUL TO THE KIDNEYS, LIVER, AND GASTRO-INTESTINAL TRACT. ------------------------------------------------------------------------------ MSDS for SODIUM CHROMATE Page 3 ------------------------------------------------------------------------------ TARGET ORGANS NONE IDENTIFIED MEDICAL CONDITIONS GENERALLY AGGRAVATED BY EXPOSURE NONE IDENTIFIED ROUTES OF ENTRY NONE INDICATED EMERGENCY AND FIRST AID PROCEDURES CALL A PHYSICIAN. IF SWALLOWED, IF CONSCIOUS, GIVE LARGE AMOUNTS OF WATER. INDUCE VOMITING. 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: NONE DOCUMENTED INCOMPATIBLES: COMBUSTIBLE MATERIALS, STRONG REDUCING AGENTS DECOMPOSITION PRODUCTS: OXIDES, CHROMIUM OXIDE FUMES ------------------------------------------------------------------------------ 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: D007 (EP 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 1 PPM, A HIGH-EFFICIENCY PARTICULATE RESPIRATOR IS RECOMMENDED. ABOVE THIS LEVEL, A SELF-CONTAINED BREATHING APPARATUS IS ADVISED. ------------------------------------------------------------------------------ MSDS for SODIUM CHROMATE Page 4 ------------------------------------------------------------------------------ EYE/SKIN PROTECTION: SAFETY GOGGLES, UNIFORM, APRON, RUBBER GLOVES ARE RECOMMENDED. ------------------------------------------------------------------------------ 9 - STORAGE AND HANDLING PRECAUTIONS ------------------------------------------------------------------------------ SAF-T-DATA(TM) STORAGE COLOR CODE: BLUE (HEALTH) SPECIAL PRECAUTIONS KEEP CONTAINER TIGHTLY CLOSED. STORE IN SECURE POISON AREA. ------------------------------------------------------------------------------ 10 - TRANSPORTATION DATA AND ADDITIONAL INFORMATION ------------------------------------------------------------------------------ DOMESTIC (D.O.T.) PROPER SHIPPING NAME SODIUM CHROMATE HAZARD CLASS ORM-E UN/NA NA9145 LABELS NONE REPORTABLE QUANTITY 1000 LBS. INTERNATIONAL (I.M.O.) PROPER SHIPPING NAME CHEMICALS, N.O.S. (NON-REGULATED)