------------------------------------------------------------------------------ MSDS for SODIUM SULFIDE, 9-HYDRATE Page 1 ------------------------------------------------------------------------------ ------------------------------------------------------------------------------ 1 - PRODUCT IDENTIFICATION ------------------------------------------------------------------------------ PRODUCT NAME: SODIUM SULFIDE, 9-HYDRATE FORMULA: NA2S 9H2O FORMULA WT: 240.18 CAS NO.: 01313-84-4 NIOSH/RTECS NO.: WE1925000 COMMON SYNONYMS: SODIUM SULFIDE, NONAHYDRATE PRODUCT CODES: 3910 EFFECTIVE: 10/11/85 REVISION #01 PRECAUTIONARY LABELLING BAKER SAF-T-DATA(TM) SYSTEM HEALTH - 2 MODERATE FLAMMABILITY - 2 MODERATE REACTIVITY - 1 SLIGHT CONTACT - 2 MODERATE HAZARD RATINGS ARE 0 TO 4 (0 = NO HAZARD; 4 = EXTREME HAZARD). LABORATORY PROTECTIVE EQUIPMENT SAFETY GLASSES; LAB COAT; VENT HOOD; PROPER GLOVES; CLASS B EXTINGUISHER PRECAUTIONARY LABEL STATEMENTS WARNING FLAMMABLE SOLID CONTACT WITH ACID LIBERATES POISONOUS GAS. HARMFUL IF SWALLOWED CAUSES IRRITATION KEEP AWAY FROM HEAT, SPARKS, FLAME. AVOID CONTACT WITH EYES, SKIN, CLOTHING. KEEP IN TIGHTLY CLOSED CONTAINER. WASH THOROUGHLY AFTER HANDLING. IN CASE OF FIRE, SOAK WITH WATER. IN CASE OF SPILL, SWEEP UP AND REMOVE. FLUSH SPILL AREA WITH WATER. SAF-T-DATA(TM) STORAGE COLOR CODE: RED (FLAMMABLE) ------------------------------------------------------------------------------ 2 - HAZARDOUS COMPONENTS ------------------------------------------------------------------------------ COMPONENT % CAS NO. SODIUM SULFIDE, 9-HYDRATE 90-100 1313-84-4 ------------------------------------------------------------ ------ ---------- FOR INFORMATION ONLY; ANHYDROUS FORM 1313-82-2 ------------------------------------------------------------ ------ ---------- ------------------------------------------------------------------------------ 3 - PHYSICAL DATA ------------------------------------------------------------------------------ ------------------------------------------------------------------------------ MSDS for SODIUM SULFIDE, 9-HYDRATE Page 2 ------------------------------------------------------------------------------ BOILING POINT: N/A VAPOR PRESSURE(MM HG): N/A MELTING POINT: 50 C ( 122 F) VAPOR DENSITY(AIR=1): N/A SPECIFIC GRAVITY: 1.43 EVAPORATION RATE: N/A (H2O=1) (BUTYL ACETATE=1) SOLUBILITY(H2O): APPRECIABLE (MORE THAN 10 %) % VOLATILES BY VOLUME: 0 APPEARANCE & ODOR: WHITE TO YELLOW CRYSTALS WITH ODOR OF HYDROGEN SULFIDE. ------------------------------------------------------------------------------ 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. UNUSUAL FIRE & EXPLOSION HAZARDS CAN BE AN EXPLOSION HAZARD, ESPECIALLY WHEN HEATED. TOXIC GASES PRODUCED HYDROGEN SULFIDE ------------------------------------------------------------------------------ 5 - HEALTH HAZARD DATA ------------------------------------------------------------------------------ TOXICITY: LD50 (IPR-MOUSE)(MG/KG) - 53 CARCINOGENICITY: NTP: NO IARC: NO Z LIST: NO OSHA REG: NO EFFECTS OF OVEREXPOSURE CONTACT WITH SKIN OR EYES MAY CAUSE SEVERE IRRITATION OR BURNS. TARGET ORGANS NONE IDENTIFIED MEDICAL CONDITIONS GENERALLY AGGRAVATED BY EXPOSURE NONE IDENTIFIED ROUTES OF ENTRY NONE INDICATED ------------------------------------------------------------------------------ MSDS for SODIUM SULFIDE, 9-HYDRATE Page 3 ------------------------------------------------------------------------------ EMERGENCY AND FIRST AID PROCEDURES CALL A PHYSICIAN. IF SWALLOWED, IF CONSCIOUS, IMMEDIATELY INDUCE VOMITING. 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, SOURCES OF IGNITION INCOMPATIBLES: STRONG OXIDIZING AGENTS, STRONG ACIDS, MOST COMMON METALS DECOMPOSITION PRODUCTS: HYDROGEN SULFIDE ------------------------------------------------------------------------------ 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. 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. ------------------------------------------------------------------------------ 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, UNIFORM, NEOPRENE GLOVES ARE RECOMMENDED. ------------------------------------------------------------------------------ 9 - STORAGE AND HANDLING PRECAUTIONS ------------------------------------------------------------------------------ SAF-T-DATA(TM) STORAGE COLOR CODE: RED (FLAMMABLE) SPECIAL PRECAUTIONS KEEP CONTAINER TIGHTLY CLOSED. STORE IN COOL, DRY, WELL-VENTILATED AREA AWAY FROM HEAT, SPARKS, OR FLAME. PRODUCT MUST BE REFRIGERATED AT 2 - 8 C (36 - 46 F). ------------------------------------------------------------------------------ MSDS for SODIUM SULFIDE, 9-HYDRATE Page 4 ------------------------------------------------------------------------------ ------------------------------------------------------------------------------ 10 - TRANSPORTATION DATA AND ADDITIONAL INFORMATION ------------------------------------------------------------------------------ DOMESTIC (D.O.T.) PROPER SHIPPING NAME CORROSIVE SOLID, N.O.S. (SODIUM SULFIDE, 9-HYDRATE) HAZARD CLASS CORROSIVE MATERIAL (SOLID) UN/NA UN1759 LABELS CORROSIVE INTERNATIONAL (I.M.O.) PROPER SHIPPING NAME SODIUM SULFIDE, HYDRATED (30% WATER MIN) HAZARD CLASS 8 UN/NA UN1849 LABELS CORROSIVE