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MSDS for POTASSIUM THIOCYANATE Page 1
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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)
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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,
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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)