
MSDS - POTASSIUM CHROMATE

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   1 - PRODUCT IDENTIFICATION
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PRODUCT NAME:     POTASSIUM CHROMATE
FORMULA:          K2CRO4
FORMULA WT:         194.20
CAS NO.:          07789-00-6
NIOSH/RTECS NO.:  GB2940000
COMMON SYNONYMS:  CHROMIC ACID, DIPOTASSIUM SALT
PRODUCT CODES:    3058,3060
  EFFECTIVE: 08/14/86     
  REVISION #02   

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

                      HEALTH        -  4  EXTREME (CANCER CAUSING)
                      FLAMMABILITY  -  0  NONE
                      REACTIVITY    -  2  MODERATE
                      CONTACT       -  3  SEVERE (LIFE)
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

                               POISON DANGER
                           MAY BE FATAL IF SWALLOWED
                  HARMFUL IF INHALED OR ABSORBED THROUGH SKIN
            CAUSES IRRITATION - MAY CAUSE RASH OR EXTERNAL ULCERS.
                 CAUTION: CONTAINS CHROMIUM(VI),CANCER HAZARD
DO NOT GET IN EYES, ON SKIN, ON CLOTHING.
DO NOT BREATHE 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.

POTASSIUM CHROMATE                                       90-100  7789-00-6

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

MELTING POINT:      975 C (  1787 F)          VAPOR DENSITY(AIR=1):  6.7

SPECIFIC GRAVITY:  2.73                       EVAPORATION RATE:      N/A
   (H2O=1)                                       (BUTYL ACETATE=1)

SOLUBILITY(H2O):     APPRECIABLE (MORE THAN 10 %)  % VOLATILES BY VOLUME: N/A

APPEARANCE & ODOR:  LEMON-YELLOW CRYSTALS.

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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):   0.05 MG/M3 (       PPM)

PERMISSIBLE EXPOSURE LIMIT (PEL):  0.5  MG/M3 (       PPM)

CARCINOGENICITY:  NTP: YES    IARC: YES    Z LIST: YES    OSHA REG: YES

EFFECTS OF OVEREXPOSURE
  CONTACT WITH SKIN OR EYES MAY CAUSE IRRITATION.
  EXCESSIVE INHALATION OF DUST IS IRRITATING AND MAY BE SEVERELY DAMAGING
  TO RESPIRATORY PASSAGES AND/OR LUNGS.
  INGESTION MAY CAUSE GASTROINTESTINAL PAIN.
  CHRONIC EFFECTS OF OVEREXPOSURE MAY INCLUDE KIDNEY AND/OR LIVER DAMAGE.
  SKIN ABSORPTION MAY BE HARMFUL.

TARGET ORGANS
  SKIN

MEDICAL CONDITIONS GENERALLY AGGRAVATED BY EXPOSURE
  NONE IDENTIFIED

ROUTES OF ENTRY
  INGESTION, 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 WHILE REMOVING CONTAMINATED CLOTHING AND SHOES.
  WASH CLOTHING BEFORE RE-USE.

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

INCOMPATIBLES:          COMBUSTIBLE MATERIALS, STRONG REDUCING AGENTS

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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.

EPA HAZARDOUS WASTE NUMBER:          D007 (EP TOXIC WASTE)

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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 GOGGLES, UNIFORM, APRON, RUBBER 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     POTASSIUM CHROMATE
HAZARD CLASS             ORM-E
LABELS                   NONE
REPORTABLE QUANTITY      1000 LBS.

INTERNATIONAL (I.M.O.)

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

