MSDS - BORIC ACID

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   1 - PRODUCT IDENTIFICATION
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PRODUCT NAME:     BORIC ACID
FORMULA:          H3BO3
FORMULA WT:          61.83
CAS NO.:          10043-35-3
NIOSH/RTECS NO.:  ED4550000
COMMON SYNONYMS:  BORACIC ACID;  ORTHOBORIC ACID;  BOROFAX
PRODUCT CODES:    0084,5168,0090,0091,9820
  EFFECTIVE: 10/03/86     
  REVISION #02   

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

                      HEALTH        -  2  MODERATE
                      FLAMMABILITY  -  0  NONE
                      REACTIVITY    -  0  NONE
                      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

PRECAUTIONARY LABEL STATEMENTS

                                   WARNING
                               CAUSES IRRITATION
                 HARMFUL IF SWALLOWED OR ABSORBED THROUGH SKIN
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:     ORANGE (GENERAL STORAGE)

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   2 - HAZARDOUS COMPONENTS
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                          COMPONENT                         %      CAS NO.

BORIC ACID                                               90-100 10043-35-3

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   3 - PHYSICAL DATA
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BOILING POINT:    N/A                         VAPOR PRESSURE(MM HG): 15

MELTING POINT:      171 C (   340 F)          VAPOR DENSITY(AIR=1):  N/A

SPECIFIC GRAVITY:  1.44                       EVAPORATION RATE:      N/A
   (H2O=1)                                       (BUTYL ACETATE=1)


SOLUBILITY(H2O):     MODERATE (1 TO 10 %)          % VOLATILES BY VOLUME: 0

APPEARANCE & ODOR:  COLORLESS, ODORLESS SOLID.

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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.

TOXIC GASES PRODUCED
  OXIDES

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   5 - HEALTH HAZARD DATA
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TOXICITY:   LD50 (ORAL-RAT)(MG/KG)          -  2660
            LD50 (SCU-RAT)(MG/KG)           -  1400
            LD50 (IV-RAT) (MG/KG)           -  1330

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

EFFECTS OF OVEREXPOSURE
  INGESTION IS HARMFUL AND MAY BE FATAL.
  DUST INHALATION MAY CAUSE TIGHTNESS AND PAIN IN CHEST, COUGHING, AND
  DIFFICULTY IN BREATHING.
  CONTACT WITH SKIN OR EYES MAY CAUSE IRRITATION.
  PROLONGED EXPOSURE MAY CAUSE DERMATITIS.
  INGESTION MAY CAUSE NAUSEA, VOMITING, HEADACHES, DIZZINESS,
  GASTROINTESTINAL IRRITATION.
  CHRONIC EFFECTS OF OVEREXPOSURE MAY INCLUDE KIDNEY AND/OR LIVER DAMAGE.

TARGET ORGANS
  NONE IDENTIFIED

MEDICAL CONDITIONS GENERALLY AGGRAVATED BY EXPOSURE
  DAMAGED SKIN

ROUTES OF ENTRY
  INGESTION, INHALATION, SKIN CONTACT, EYE CONTACT

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 OR SKIN WITH PLENTY OF 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:    MOISTURE, HEAT

INCOMPATIBLES:          POTASSIUM METAL, WATER, STRONG BASES

DECOMPOSITION PRODUCTS: OXIDES

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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 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, RUBBER
                         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)