
MSDS - POTASSIUM THIOCYANATE

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   1 - PRODUCT IDENTIFICATION
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PRODUCT NAME:     POTASSIUM THIOCYANATE
FORMULA:          KSCN
FORMULA WT:          97.18
CAS NO.:          00333-20-0
NIOSH/RTECS NO.:  XL1925000
COMMON SYNONYMS:  THIOCYANIC ACID, POTASSIUM SALT;  POTASSIUM ISOTHIOCYANATE
PRODUCT CODES:    3326,3330,5149,3328
  EFFECTIVE: 09/24/85     
  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)

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   2 - HAZARDOUS COMPONENTS
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                          COMPONENT                         %      CAS NO.

POTASSIUM THIOCYANATE                                    90-100   333-20-0

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   3 - PHYSICAL DATA
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BOILING POINT:      500 C (   932 F)          VAPOR PRESSURE(MM HG): N/A

MELTING POINT:      173 C (   343 F)          VAPOR DENSITY(AIR=1):  N/A

SPECIFIC GRAVITY:  1.89                       EVAPORATION RATE:      N/A
   (H2O=1)                                       (BUTYL ACETATE=1)

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

APPEARANCE & ODOR:  WHITE ODORLESS 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.

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
  HYDROGEN CYANIDE

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   5 - HEALTH HAZARD DATA
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TOXICITY:   LD50 (ORAL-RAT)(MG/KG)          -  854

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

EFFECTS OF OVEREXPOSURE
  CONTACT WITH SKIN MAY CAUSE ULCERS, LOCAL DISCOLORATION, ECZEMA.

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.

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

CONDITIONS TO AVOID:    NONE DOCUMENTED

INCOMPATIBLES:          NITRIC ACID, STRONG OXIDIZING AGENTS,
                        ACTIVE HALOGEN COMPOUNDS

DECOMPOSITION PRODUCTS: HYDROGEN CYANIDE, OXIDES OF SULFUR, OXIDES OF NITROGEN

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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, 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)

