------------------------------------------------------------------------------
MSDS for AMMONIUM MOLYBDATE, 4-HYDRATE Page 1
------------------------------------------------------------------------------
------------------------------------------------------------------------------
1 - PRODUCT IDENTIFICATION
------------------------------------------------------------------------------
PRODUCT NAME: AMMONIUM MOLYBDATE, 4-HYDRATE
FORMULA: (NH4)6MO7O24 4H2O
FORMULA WT: 1235.86
CAS NO.: 12027-67-7
NIOSH/RTECS NO.: QA4900000
COMMON SYNONYMS: AMMONIUM HEPTAMOLYBDATE, TETRAHYDRATE
PRODUCT CODES: 0716,0722
EFFECTIVE: 09/26/85
REVISION #01
PRECAUTIONARY LABELLING
BAKER SAF-T-DATA(TM) SYSTEM
HEALTH - 2 MODERATE
FLAMMABILITY - 0 NONE
REACTIVITY - 1 SLIGHT
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
WARNING
HARMFUL IF SWALLOWED
AVOID CONTACT WITH EYES, SKIN, CLOTHING.
KEEP IN TIGHTLY CLOSED CONTAINER. WASH THOROUGHLY AFTER HANDLING.
SAF-T-DATA(TM) STORAGE COLOR CODE: ORANGE (GENERAL STORAGE)
------------------------------------------------------------------------------
2 - HAZARDOUS COMPONENTS
------------------------------------------------------------------------------
COMPONENT % CAS NO.
AMMONIUM MOLYBDATE, 4-HYDRATE 90-100 12027-67-7
------------------------------------------------------------ ------ ----------
FOR INFORMATION ONLY; ANHYDROUS FORM 13106-76-8
------------------------------------------------------------ ------ ----------
------------------------------------------------------------------------------
3 - PHYSICAL DATA
------------------------------------------------------------------------------
BOILING POINT: N/A VAPOR PRESSURE(MM HG): N/A
MELTING POINT: N/A VAPOR DENSITY(AIR=1): 2.5
------------------------------------------------------------------------------
MSDS for AMMONIUM MOLYBDATE, 4-HYDRATE Page 2
------------------------------------------------------------------------------
SPECIFIC GRAVITY: 1.40 EVAPORATION RATE: N/A
(H2O=1) (BUTYL ACETATE=1)
SOLUBILITY(H2O): APPRECIABLE (MORE THAN 10 %) % VOLATILES BY VOLUME: N/A
APPEARANCE & ODOR: COLORLESS TO GREENISH-YELLOW 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 EXTINGUISHING MEDIA APPROPRIATE FOR SURROUNDING FIRE.
SPECIAL FIRE-FIGHTING PROCEDURES
FIREFIGHTERS SHOULD WEAR PROPER PROTECTIVE EQUIPMENT AND SELF-CONTAINED
BREATHING APPARATUS WITH FULL FACEPIECE OPERATED IN POSITIVE PRESSURE MODE.
MOVE EXPOSED CONTAINERS FROM FIRE AREA, IF IT CAN BE DONE WITHOUT
RISK.
USE WATER TO KEEP FIRE-EXPOSED CONTAINERS COOL.
UNUSUAL FIRE & EXPLOSION HAZARDS
CLOSED CONTAINERS EXPOSED TO HEAT MAY EXPLODE.
TOXIC GASES PRODUCED
AMMONIA
------------------------------------------------------------------------------
5 - HEALTH HAZARD DATA
------------------------------------------------------------------------------
TOXICITY TEST RESULTS AND SAFETY AND HEALTH EFFECTS ARE LISTED FOR THE
ANHYDROUS PRODUCT.
TOXICITY: LD50 (ORAL-RAT)(MG/KG) - 333
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.
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.
------------------------------------------------------------------------------
MSDS for AMMONIUM MOLYBDATE, 4-HYDRATE Page 3
------------------------------------------------------------------------------
IF SWALLOWED, IF CONSCIOUS, IMMEDIATELY INDUCE VOMITING.
------------------------------------------------------------------------------
6 - REACTIVITY DATA
------------------------------------------------------------------------------
STABILITY: STABLE HAZARDOUS POLYMERIZATION: WILL NOT OCCUR
CONDITIONS TO AVOID: HEAT
DECOMPOSITION PRODUCTS: AMMONIA
------------------------------------------------------------------------------
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.
------------------------------------------------------------------------------
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, RUBBER GLOVES ARE
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)