SIGMA CHEMICAL COMPANY -- 28620 CYANURIC CHLORIDE  -- 6810-00F051777
<pre>=====================  Product Identification  =====================

Product ID:28620 CYANURIC CHLORIDE
MSDS Date:05/01/1995
FSC:6810
NIIN:00F051777
=== Responsible Party ===
Company Name:SIGMA CHEMICAL COMPANY
Address:3050 SPRUCE ST
Box:14508
City:SAINT LOUIS
State:MO
ZIP:63178-5000
Country:US
Info Phone Num:314-771-5765/800-325-3010
Emergency Phone Num:314-771-5765/800-325-3010
CAGE:21076
=== Contractor Identification ===
Company Name:ALDRICH CHEMICAL CO INC
Address:1001 WEST ST PAUL AVE
Box:355
City:MILWAUKEE
State:WI
ZIP:53233
Country:US
Phone:414-273-3850
CAGE:60928
Company Name:FLUKA CHEMICAL CORP
Address:1001 WEST ST PAUL
Box:City:MILWAUKEE
State:WI
ZIP:53233
Country:US
Phone:414-273-3850
CAGE:63181
Company Name:SIGMA CHEMICAL COMPANY
Address:3050 SPRUCE ST
Box:14508
City:ST LOUIS
State:MO
ZIP:63178
Country:US
Phone:314-771-5765
CAGE:21076

=============  Composition/Information on Ingredients  =============

Ingred Name:S-TRIAZINE, 2,4,6-TRICHLOROTRIAZINE, CYANURIC TRICHLORIDE,
    CYNAURYL CHLORIDE
CAS:108-77-0
RTECS #:XZ1400000

=====================  Hazards Identification  =====================

LD50 LC50 Mixture:ORAL LD50(RAT): 1143 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:HARMFUL IF SWALLOWED, INHALED/ABSORBED
    THROUGH SKIN. HIGH CONCENTRATIONS ARE EXTREMELY DESTRUCTIVE TO
    TISSUES OF THE MUCOUS MEMBRANES & UPPER RESPIRATORY TRACT, EYES &
    SKIN. INHALATION MAY BE FATAL AS  RESULT OF SPASM, INFLAMMATION &
    EDEMA OF THE LARYNX & BRONCHI, CHEMICAL PNEUMONTIS & PULMONARY
    EDEMA. (SEE SUPP)
Explanation of Carcinogenicity:NONE
Effects of Overexposure:IRRITATION, LACHRYMATOR, BURNING SENSATION,
    COUGH, WHEEZING, LARYNGITIS, SHORTNESS OF BREATH, HEADACHE, NAUSEA,
    VOMITING.

=======================  First Aid Measures  =======================

First Aid:EYES/SKIN: FLUSH W/WATER FOR 15 MINS. INHALATION: REMOVE TO
    FRESH AIR. GIVE CPR/OXYGEN IF NEEDED. INGESTION: WASH OUT MOUTH
    W/WATER PROVIDED PERSON IS CONSCIOUS. OBTAIN MEDICAL ATTENTION IN
    ALL CASES.

=====================  Fire Fighting Measures  =====================

Extinguishing Media:CO2, DRY CHEMICAL POWDER/APPROPRIATE FOAM.
Fire Fighting Procedures:DON'T USE WATER. WEAR SCBA & PROTECTIVE
    CLOTHING. PREVENT SKIN & EYE CONTACT. REACTS VIOLENTLY W/WATER.
Unusual Fire/Explosion Hazard:EMITS TOXIC FUMES UNDER FIRE CONDITIONS.

==================  Accidental Release Measures  ==================

Spill Release Procedures:EVACUATE & VENTILATE AREA. WEAR SCBA, RUBBER
    BOOTS & HEAVY RUBBER GLOVES. SWEEP UP & PLACE IN A BAG & HOLD FOR
    DISPOSAL. WEAR DISPOSABLE COVERALLS & DISCARD THEM AFTER USE. AVOID
    RAISING DUST. WASH SI TE AFTER MATERIL PICKUP IS COMPLETE.

======================	Handling and Storage  ======================

Handling and Storage Precautions:KEEP TIGHTLY CLOSED. DON'T ALLOW
    CONTACT W/WATER. REFRIGERATE. HIGHLY TOXIC. CORROSIVE. SEVERE
    LACHRYMATOR.
Other Precautions:DON'T BREATHE VAPORS, GET IN EYES, SKIN/CLOTHING.

=============  Exposure Controls/Personal Protection  =============

Respiratory Protection:WEAR APPROPRIATE NIOSH/MSHA APPROVED RESPIRATOR.
Ventilation:USE ONLY IN A CHEMICAL FUME HOOD.
Protective Gloves:CHEMICAL RESISTANT
Eye Protection:SAFETY GOGGLES
Other Protective Equipment:PROTECTIVE CLOTHING, SAFETY SHOWER, EYE
    BATH, FACE SHIELD (8-IN MINIMUM)
Work Hygienic Practices:REMOVE/LAUNDER CONTAMINATED CLOTHING BEFORE
    REUSE. WASH THOROUGHLY AFTER HANDLING.
Supplemental Safety and Health
HEALTH HAZARDS CONT'D: MAY CAUSE ALLERGIC RESPIRATORY & SKIN REACTIONS.

==================  Physical/Chemical Properties  ==================

Boiling Pt:B.P. Text:374F
Melt/Freeze Pt:M.P/F.P Text:293.9-299F
Vapor Pres:2
Vapor Density:6.36
Appearance and Odor:SOLID

=================  Stability and Reactivity Data  =================

Stability Indicator/Materials to Avoid:YES
STRONG OXIDIZING AGENTS, STRONG ACIDS, ALCOHOLS, DIMETHYLFORMAMIDE,
    AMINES, MERCAPTANS, DIMETHYL SULFOXIDE
Stability Condition to Avoid:WATER
Hazardous Decomposition Products:COMBUSTION: CO, CO2, NITROGEN OXIDES,
    HYDROGEN CHLORIDE GAS

====================  Disposal Considerations  ====================

Waste Disposal Methods:DISSOLVE/MIX W/COMBUSTIBLE SOLVENT & BURN IN A
    CHEMICAL INCINERATOR EQUIPPED W/AFTERBURNER & SCRUBBER. DISPOSE OF
    IAW/FEDERAL, STATE & LOCAL REGULATIONS.

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