Product ID:POTASSIUM CYANIDE ACS
MSDS Date:06/19/1989
FSC:6810
NIIN:00N021649
MSDS Number: BLRXW

SIGMA CHEMICAL CO

ST LOUIS, MO 63178
US

Emergency Phone: 314-771-5765

Info Phone: 800-325-8070

Cage: 21076

SIGMA CHEMICAL COMPANY

14508 ST LOUIS, MO 63178 US

Telephone: 314-771-5765

Cage: 21076

FOR METAL CARBONYLS, RXN SHOULD BE CARRIED OUT UNDER

RTECS: 9999999ZZ

POTASSIUM CYANIDE (SARA III)

CAS: 151-50-8

RTECS: TS8750000

OSHA PEL 5 MG/M3 (CN)

ACGIH TLV: S, 5 MG/M3 (CN);9192

EPA Report Quantity: 10 LBS

DOT Report Quantity: 10 LBS

NITROGEN TRICHLORATE PLUS AMMONIA.

RTECS: 9999999ZZ

ANY SOLIDS FOR BURIAL IN CHEM LANDFILL.

RTECS: 9999999ZZ

BURIAL. ADDNL EQUIVALENTS OF HYPOCHLORITE MAY BE

RTECS: 9999999ZZ

LD50 LC50 Mixture:LD50:ORAL(RAT)5 MG/KG.
Routes of Entry: Inhalation:YES Skin:YES Ingestion:YES
Reports of Carcinogenicity:NTP:NO IARC:NO OSHA:NO
Health Hazards Acute and Chronic:ACUTE:MAY BE FATAL IF INHALED,
SWALLOWED, OR ABSORBED THRU SKIN. CAUSES IRRITATION. EXPOSURE CAN
CAUSE:NAUSEA, DIZZINESS & HEADACHE. LUNG IRRITATION. CYANOSIS.
Explanation of Carcinogenicity:NOT RELEVANT.
Effects of Overexposure:SEE HEALTH HAZARDS.
Medical Cond Aggravated by Exposure:NONE SPECIFIED BY MANUFACTURER.

First Aid:EYES:IMMED FLUSH W/COPIOUS AMTS OF H2O FOR AT LST 15 MIN.
SKIN:IMMED FLUSH W/COPIOUS AMTS OF H2O FOR AT LST 15 MIN WHILE
REMOVING CONTAM CLTHG & SHOES. INHAL:REMOVE TO FRESH AIR. IF NOT
BRTHG GIVE ART F RESP. IF BRTHG IS DFCLT, GIVE O2. INGEST:CALL MD
IMMED . IN CASE OF EXPOSURE, GET MD IMMED. DISCARD CONTAM CLTHG &
SHOES.

Extinguishing Media:ALCOHOL OR POLYMER FOAM. DO NOT USE CO2
EXTINGUISHER ON THIS MATERIAL.
Fire Fighting Procedures:WEAR NIOSH/MSHA APPROVED SCBA & FULL
PROTECTIVE EQUIPMENT . USE WATER SPRAY TO COOL FIRE-EXPOSED
CONTAINERS.
Unusual Fire/Explosion Hazard:EMITS TOX FUMES UNDER FIRE CNDTNS. WATER
SPRAY CAN BE USED TO FIGHT FIRE IN AREA CNTNG POTASSIUM CYANIDE &
TO COOL FIRE-EXPOSED METAL CNTNRS. HOWEVER, (SUPDAT)

Spill Release Procedures:EVACUATE AREA. WEAR NIOSH/MSHA APPROVED SCBA,
RUBBER BOOTS & HVY RUBBER GLOVES. SWEEP UP, PLACE IN BAG & HOLD FOR
WASTE DISP. AVOID RAISING DUST. VENT AREA & WASH SPILL SITE AFT
MATL PICKUP IS COMPLET E.
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

Handling and Storage Precautions:DO NOT BREATHE DUST. DO NOT GET IN
EYES, ON SKIN, ON CLTHG. READILY ABSORBED THRU SKIN. HIGHLY TOXIC.
IRRITANT. KEEP TIGHTLY CLOSED.
Other Precautions:AIR & MOISTURE SENSITIVE. STORE IN DRY AREA. PRODUCT
IS SUBJECT TO SARA SECTION 313 REPORTING REQUIREMENTS.

Respiratory Protection:WEAR APPROPRIATE NIOSH/MSHA APPROVED RESPIRATOR.
Ventilation:USE ONLY IN CHEMICAL FUME HOOD.
Protective Gloves:CHEMICAL-RESISTANT GLOVES.
Eye Protection:CHEMICAL WORKERS GOGGLES .
Other Protective Equipment:OTHER PROTECTIVE CLOTHING. SAFETY SHOWER &
EYE BATH.
Work Hygienic Practices:WASH THOROUGHLY AFTER HANDLING.
Supplemental Safety and Health
EXPLO HAZ:DIRECT CNTCT OF MATL W/H2O OR STEAM WILL CAUSE DECOMP
LIBERATING HIGHLY TOX HYDROGEN CYANIDE GAS AS WELL AS GENERATING
HIGHLY HAZ SOLN OF DISSOLVED CYANIDE WHICH MUST BE KEPT OUT OF
SEWERS & WATERCOURSES. POTASSIUM CYANIDE HAS BEEN FOUND TO FORM
EXPLO MIXT SOMETIMES SPONT W/CHLORATES, NITRATES & (INGRED 2)

HCC:T2
Melt/Freeze Pt:M.P/F.P Text:1174F,635C
Spec Gravity:1.52
Appearance and Odor:WHITE GRANULAR POWDER

STRONG OXIDIZING AGENTS. AVOID CONTACT W/ACID. MAY DECOMPOSE ON
EXPOSURE TO MOIST AIR OR WATER. ABSORBS CO2 FROM AIR.
Stability Condition to Avoid:NONE SPECIFIED BY MANUFACTURER.
Hazardous Decomposition Products:TOXIC FUMES OF:HYDROGEN CYANIDE, CO,
CO2 & NOX.

Waste Disposal Methods:TREAT A DILUTE BASIC SOLN (PH 10-11) OF MATL
W/50% EXCESS OF COMMERCIAL LAUNDRY BLEACH. CONTROL TEMP BY ADDN
RATE OF BLEACH & ADJUST PH IF NEC. LET STAND OVERNIGHT. CAUTIOUSLY
ADJUST SOLN TO PH 7. VIG OROUS EVOLUTION OF GAS MAY OCCUR. FILTER
(ING 3)

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