MSDS - LEAD OXIDE (LITHARGE)

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   1 - PRODUCT IDENTIFICATION
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PRODUCT NAME:     LEAD OXIDE (LITHARGE)
FORMULA:          PBO
FORMULA WT:         223.19
CAS NO.:          01317-36-8
NIOSH/RTECS NO.:  OG1750000
COMMON SYNONYMS:  LEAD(II)OXIDE;  LEAD MONOXIDE;  LEAD OXIDE YELLOW
PRODUCT CODES:    4995,2338,2340
  EFFECTIVE: 10/16/85     
  REVISION #01   

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

                      HEALTH        -  3  SEVERE (LIFE)
                      FLAMMABILITY  -  0  NONE
                      REACTIVITY    -  1  SLIGHT
                      CONTACT       -  1  SLIGHT
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

                                   WARNING
          EXCEPTIONAL HEALTH HAZARD - READ MATERIAL SAFETY DATA SHEET
                        HARMFUL IF SWALLOWED OR INHALED
AVOID CONTACT WITH EYES, SKIN, CLOTHING.
AVOID BREATHING DUST.  KEEP IN TIGHTLY CLOSED CONTAINER.  USE WITH ADEQUATE
VENTILATION.  WASH THOROUGHLY AFTER HANDLING.

SAF-T-DATA(TM) STORAGE COLOR CODE:     BLUE (HEALTH)

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   2 - HAZARDOUS COMPONENTS
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                          COMPONENT                         %      CAS NO.

LEAD OXIDE                                               90-100  1317-36-8

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

MELTING POINT:      888 C (  1630 F)          VAPOR DENSITY(AIR=1):  N/A

SPECIFIC GRAVITY:  9.53                       EVAPORATION RATE:      N/A
   (H2O=1)                                       (BUTYL ACETATE=1)

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

APPEARANCE & ODOR:  YELLOW TO REDDISH POWDER.

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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.

SPECIAL FIRE-FIGHTING PROCEDURES
  FIREFIGHTERS SHOULD WEAR PROPER PROTECTIVE EQUIPMENT AND SELF-CONTAINED
  BREATHING APPARATUS WITH FULL FACEPIECE OPERATED IN POSITIVE PRESSURE MODE.

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   5 - HEALTH HAZARD DATA
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THRESHOLD LIMIT VALUE (TLV/TWA):   0.15 MG/M3 (       PPM)

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

EFFECTS OF OVEREXPOSURE
  INGESTION MAY CAUSE NAUSEA, VOMITING, HEADACHES, DIZZINESS,
  GASTROINTESTINAL IRRITATION.
  CHRONIC EFFECTS RESULTING FROM LOW LEVEL EXPOSURE TO LEAD COMPOUNDS
  MAY INCLUDE ANEMIA, KIDNEY DAMAGE, IMPAIRED EYESIGHT, AND LEAD
  BUILD-UP IN THE CENTRAL NERVOUS SYSTEM (PARTICULARLY THE BRAIN).

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, IMMEDIATELY INDUCE VOMITING.
  IF INHALED, REMOVE TO FRESH AIR.  IF NOT BREATHING, GIVE ARTIFICIAL
  RESPIRATION.  IF BREATHING IS DIFFICULT, GIVE OXYGEN.

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   6 - REACTIVITY DATA
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STABILITY:  STABLE                 HAZARDOUS POLYMERIZATION:  WILL NOT OCCUR

CONDITIONS TO AVOID:    HEAT

INCOMPATIBLES:          STRONG REDUCING AGENTS, COMBUSTIBLE MATERIALS,
                        CHEMICALLY ACTIVE METALS, ALUMINUM, SODIUM METAL

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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 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.

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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 HIGH-EFFICIENCY PARTICULATE
                         RESPIRATOR IS RECOMMENDED.  IF CONCENTRATION
                         EXCEEDS CAPACITY OF RESPIRATOR, A SELF-CONTAINED
                         BREATHING APPARATUS IS ADVISED.

EYE/SKIN PROTECTION:     SAFETY GOGGLES, UNIFORM, APRON, PROPER GLOVES ARE
                         RECOMMENDED.

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   9 - STORAGE AND HANDLING PRECAUTIONS
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SAF-T-DATA(TM) STORAGE COLOR CODE:     BLUE (HEALTH)

SPECIAL PRECAUTIONS
  KEEP CONTAINER TIGHTLY CLOSED.  STORE IN SECURE POISON AREA.

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

PROPER SHIPPING NAME     LEAD OXIDE
HAZARD CLASS             ORM-E
LABELS                   NONE
REPORTABLE QUANTITY      1    LBS.

INTERNATIONAL (I.M.O.)

PROPER SHIPPING NAME   LEAD COMPOUNDS, SOLUBLE, N.O.S. (LEAD OXIDE (LITHARGE))
HAZARD CLASS             6.1
UN/NA                    UN2291
LABELS                   HARMFUL - STOW AWAY FROM FOOD STUFFS