Product ID:CPE901245 NTO
MSDS Date:07/23/1991
FSC:6850
NIIN:00F008136
MSDS Number: BGTRR

Emergency Phone: 203-356-2000

Info Phone: 203-356-3449

Cage: 53084

Telephone: 203-356-3449,CHEMTREC 800-242-9300

Cage: 53084

1,2,4-TRIAZOL-5-ONE

CAS: 932-64-9

RTECS: XZ5483300

Fraction By Weight: 99-100%

LD50 LC50 Mixture:ORAL LD50 (RAT): >5 G/KG
Routes of Entry: Inhalation:YES Skin:NO Ingestion:YES
Reports of Carcinogenicity:NTP:NO IARC:NO OSHA:NO
Health Hazards Acute and Chronic:INHALATION: THROAT, UPPER RESPIRATORY
TRACT, MUCOUS MEMBRANES & LUNG IRRITATION. SKIN: MILD IRRITATION.
EYES: IRRITATION. INGESTION: GI DISCOMFORT. CHRONIC: POSES A
POTENTIAL UNREASONABLE RISK/PRESENT S A RISK OF
ONCOGENICITY/GENERAL TOXICITY (THYROID)/BASED ON 1,2,4-TRIAZOLE
ANALOG POTENTIAL FOR DEVELOPMENTAL TOXICITY.
Explanation of Carcinogenicity:NONE
Effects of Overexposure:IRRITATION, REDNESS, SWELLING, MUCOUS DISCHARGE
TO CONJUNCTIVA, NAUSEA, VOMITING, LETHARGY, DIARRHEA.

First Aid:EYES: IMMEDIATELY FLUSH W/LARGE AMOUNTS OF WATER FOR 15 MINS.
SKIN: IMMEDIATELY FLUSH W/WATER FOR 15 MINS. WASH W/SOAP & WATER.
INGESTION: IMMEDIATELY DRINK WATER TO DILUTE. INHALATION:
IMMEDIATELY RE MOVE TO FRESH AIR. KEEP WARM & AT REST.IF BREATHING
IS DIFFICULT GIVE OXYGEN. IF BREATHING HAS STOPPED IMMEDIATELY
APPLY CPR. OBTAIN MEDICAL ATTENTION IN ALL CASES.

Extinguishing Media:FLOOD W/WATER, CO2, DRY CHEMICAL
Fire Fighting Procedures:FIGHT FIRE FROM EXPLOSION PROOF BARRIER. IF
FIRE REACHES CARGO WITHDRAW & LET FIRE BURN. USE NORMAL FIRE
FIGHTING EQUIPMENT.
Unusual Fire/Explosion Hazard:EXPLODES AT MELTING POINT OF 518F.
FLAMMABLE LIMITS AT NORMAL ATMOSPHERIC TEMPERATURE/PRESSURE.
AUTOIGNITION TEMP: 518F.

Spill Release Procedures:EVACUATE AREA. REMOVE ALL IGNITION SOURCES.
PRODUCT IS AN EXPLOSION HAZARD. DON'T TOUCH/WALK THROUGH AREA.
WATER: MATERIAL IS HEAVIER/SLIGHTLY SOLUBLE. DIVERT AROUND AREA IF
POSSIBLE/SAFE TO DO. OTHER WISE CREATE AN OVERFLOW DAM TO
CONTAIN.(SEE SUPP)

Handling and Storage Precautions:STORE IN COOL/DRY/WELL VENTILATED
AREA/AWAY FROM ALL SOURCES OF IGNITION/OXIDIZERS. DON'T STORE ABOVE
120F. DON'T SUBJECT TO MECHANICAL SHOCK.
Other Precautions:DON'T TAKE INTERNALLY. AVOID CONTACT W/SKIN,
EYES/CLOTHING.

Respiratory Protection:NOT NORMALLY NEEDED. WEAR NIOSH/MSHA APPROVED
HEPA FILTER RESPIRATOR IF SIGNIFICANT DUSTING OCCURS.
Ventilation:GENERAL EXHAUST. LOCAL EXHAUST/EXPLOSION PROOF IF
SIGNIFICANT DUSTING OCCURS.
Protective Gloves:IMPERVIOUS
Eye Protection:SAFETY GLASSES
Other Protective Equipment:BOOTS, APRON, PROTECTIVE SUIT.
Work Hygienic Practices:REMOVE/LAUNDER CONTAMINATED CLOTHING BEFORE
REUSE.
Supplemental Safety and Health
PH: (SATURATED AQUEOUS SOLUTION): 3-4. SPILL PROCEDURES CONT'D: LAND:
CONTAINERIZE/LABEL ALL SPILL MATERIALS PROPERLY. DECONTAMINATE ALL
CLOTHING/AREA USING SOAP SOLUTION & FLUSH W/LARGE AMOUNTS OF WA
TER.

Melt/Freeze Pt:M.P/F.P Text:518-520F
Decomp Temp:Decomp Text:518-520F
Spec Gravity:1.93
pH:(SUPP)
Solubility in Water:3-4%
Appearance and Odor:WHITE/OFF-WHITE CRYSTALLINE SOLID W/NO ODOR
Percent Volatiles by Volume:NONE

Stability Indicator/Materials to Avoid:YES
STRONG OXIDIZERS, STRONG ACIDS, BASES.
Stability Condition to Avoid:TEMP >518F, MECHANICAL SHOCK/IMPACT,
ELECTRICAL/STATIC DISCHARGE, FRICTION.
Hazardous Decomposition Products:CO, CO2, OXIDES OF NITROGEN

Waste Disposal Methods:DISPOSE OF IAW/FEDERAL, STATE & LOCAL
REGULATIONS. UN 0490, EPA HAZARDOUS WASTE NUMBER D003

Disclaimer (provided with this information by the compiling agencies):
This information is formulated for use by elements of the Department
of Defense. The United States of America in no manner whatsoever,
expressly or implied, warrants this information to be accurate and
disclaims all liability for its use. Any person utilizing this
document should seek competent professional advice to verify and
assume responsibility for the suitability of this information to their
particular situation.