MSDS - ALUMINUM OXIDE

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   1 - PRODUCT IDENTIFICATION
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PRODUCT NAME:     ALUMINUM OXIDE
FORMULA:          AL2O3
FORMULA WT:         101.96
CAS NO.:           1344-28-1
NIOSH/RTECS NO.:  BD1200000
COMMON SYNONYMS:  ALUMINA
PRODUCT CODES:    4901,0535,0537,0536,0539,0538,0541,0540
  EFFECTIVE: 11/12/86     
  REVISION #02   

                            PRECAUTIONARY LABELLING
BAKER SAF-T-DATA(TM) SYSTEM

                      HEALTH        -  1  SLIGHT
                      FLAMMABILITY  -  0  NONE
                      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
                           MAY BE HARMFUL IF INHALED
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)

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   2 - HAZARDOUS COMPONENTS
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                          COMPONENT                         %      CAS NO.

ALUMINUM OXIDE                                           90-100  1344-28-1

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   3 - PHYSICAL DATA
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BOILING POINT:     2977 C (  5391 F)          VAPOR PRESSURE(MM HG): N/A

MELTING POINT:     2030 C (  3686 F)          VAPOR DENSITY(AIR=1):  N/A

SPECIFIC GRAVITY:  4.00                       EVAPORATION RATE:      N/A
   (H2O=1)                                       (BUTYL ACETATE=1)

SOLUBILITY(H2O):     NEGLIGIBLE (LESS THAN 0.1 %)  % VOLATILES BY VOLUME: 0

APPEARANCE & ODOR:  WHITE POWDER WITH NO ODOR.

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   4 - FIRE AND EXPLOSION HAZARD DATA
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FLASH POINT (CLOSED CUP:  N/A

FLAMMABLE LIMITS:  UPPER - N/A  %       LOWER - N/A  %

FIRE EXTINGUISHING MEDIA
  USE EXTINGUISHING MEDIA APPROPRIATE FOR SURROUNDING FIRE.

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   5 - HEALTH HAZARD DATA
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THRESHOLD LIMIT VALUE (TLV/TWA):   10   MG/M3 (       PPM)

CARCINOGENICITY:  NTP: NO     IARC: NO     Z LIST: NO     OSHA REG: NO

EFFECTS OF OVEREXPOSURE
  DUST INHALATION MAY CAUSE TIGHTNESS AND PAIN IN CHEST, COUGHING, AND
  DIFFICULTY IN BREATHING.
  EXCESSIVE INHALATION OF DUST IS IRRITATING AND MAY BE SEVERELY DAMAGING
  TO RESPIRATORY PASSAGES AND/OR LUNGS.
  CONTACT WITH SKIN OR EYES MAY CAUSE IRRITATION.

TARGET ORGANS
  NONE IDENTIFIED

MEDICAL CONDITIONS GENERALLY AGGRAVATED BY EXPOSURE
  LUNG DISEASE

ROUTES OF ENTRY
  INHALATION, SKIN CONTACT, EYE 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.
  SKIN CONTACT:  IMMEDIATELY WASH WITH PLENTY OF SOAP AND WATER FOR AT LEAST
                    15 MINUTES.

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   6 - REACTIVITY DATA
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STABILITY:  STABLE                 HAZARDOUS POLYMERIZATION:  WILL NOT OCCUR
CONDITIONS TO AVOID:    NONE DOCUMENTED

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   7 - SPILL AND DISPOSAL PROCEDURES
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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.

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   8 - PROTECTIVE EQUIPMENT
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VENTILATION:             USE GENERAL OR LOCAL EXHAUST VENTILATION TO MEET
                         TLV REQUIREMENTS.

RESPIRATORY PROTECTION:  NONE REQUIRED WHERE ADEQUATE VENTILATION
                         CONDITIONS EXIST.  IF AIRBORNE CONCENTRATION
                         EXCEEDS TLV, A DUST/MIST RESPIRATOR IS
                         RECOMMENDED.  IF CONCENTRATION EXCEEDS CAPACITY OF
                         RESPIRATOR, A SELF-CONTAINED BREATHING APPARATUS
                         IS ADVISED.

EYE/SKIN PROTECTION:     SAFETY GLASSES WITH SIDESHIELDS, PROPER GLOVES ARE
                         RECOMMENDED.

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   9 - STORAGE AND HANDLING PRECAUTIONS
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SAF-T-DATA(TM) STORAGE COLOR CODE:     ORANGE (GENERAL STORAGE)

SPECIAL PRECAUTIONS
  KEEP CONTAINER TIGHTLY CLOSED.  SUITABLE FOR ANY GENERAL CHEMICAL STORAGE
  AREA.

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  10 - TRANSPORTATION DATA AND ADDITIONAL INFORMATION
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DOMESTIC (D.O.T.)

PROPER SHIPPING NAME     CHEMICALS, N.O.S. (NON-REGULATED)

INTERNATIONAL (I.M.O.)

PROPER SHIPPING NAME     CHEMICALS, N.O.S. (NON-REGULATED)