Product ID:THIOUREA, 1171250070
MSDS Date:07/29/1987
FSC:6810
NIIN:00N040936
MSDS Number: BSGVR

Emergency Phone: 201-231-2244

Info Phone: 201-231-2132

Cage: 2V751

Telephone: 201-231-2244

Cage: 2V751

THIOUREA (SARA III)

CAS: 62-56-6

RTECS: YU2800000

Fraction By Weight: 100%

EPA Report Quantity: 10 LBS

DOT Report Quantity: 10 LBS

LD50 LC50 Mixture:LD50:(ORAL,RAT) 1750 MG/KG.
Routes of Entry: Inhalation:NO Skin:YES Ingestion:YES
Reports of Carcinogenicity:NTP:YES IARC:YES OSHA:NO
Health Hazards Acute and Chronic:ACUTE:THIS PRODUCT IS A SENSITIZER IN
PERSONS WHO EXHIBIT PHOTOSENSITIVITY; IT IS AN ANIMAL CARCINOGEN
(IARC & NTP); IT HAS PRODUCED GOITER & BONE MARROW DEPRESSION
(ANEMIA, LEUKOPENIA, THROMBOCYTOPEN IA & AGRANULOCYTOSIS) IN
EXPERIMENTAL ANIMALS. THIOUREA APPEARS TO BE HIGHLY TOXIC ORALLY IN
ANIMALS, (EFTS OF OVEREXP)
Explanation of Carcinogenicity:THIOUREA:GRP 2B (IARC VOL7, P56, '87),
ANTIC TO BE CARCIN (NTP 6TH ANN RPT, '91).
Effects of Overexposure:HLTH HAZ:HOWEVER, ITS TOXICITY IN RATS VARIES
FROM STRAIN TO STRAIN. CHRONIC:ADMINISTRATION THIOUREA CAN CAUSE
HEPATIC TUMORS; IT IS AN INVITRO & INVIVO MUTAGEN VIA MULTIPLE TEST
SYSTEMS; IT HAS ALSO BEEN SHOWN TO CAUSE REPRODUCTIVE EFFECTS IN
ANIMALS.
Medical Cond Aggravated by Exposure:NONE SPECIFIED BY MANUFACTURER.

First Aid:INHAL:ADMINISTER ARTF RESP IF BREATHING HAS STOPPED. CONSULT
MD IF IRRIT OF RESP PASSAGES OCCURS. EYE:FLUSH THORO W/WATER FOR AT
LEAST 15 MINUTES. CONSULT MD IF IRRIT CONTINUES. SKIN:IMMED REMOVE
CONT AM CLTHG & WASH AFFECTED AREA THORO W/SOAP & WATER. INGEST:IF
PERSON IS CONSCIOUS, GIVE WATER/MILK TO DILUTE STOMACH CONTENTS.
GET IMMEDIATE MEDICAL HELP.

Extinguishing Media:CARBON DIOXIDE, WATER SPRAY, FOAM OR DRY CHEMICAL.
Fire Fighting Procedures:WEAR NIOSH/MSHA APPROVED SCBA & FULL
PROTECTIVE EQUIPMENT .
Unusual Fire/Explosion Hazard:EMITS TOXIC FUMES UNDER FIRE CONDITIONS.

Spill Release Procedures:COLLECT INTO SUITABLE CONTAINER.
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

Handling and Storage Precautions:NONE SPECIFIED BY MANUFACTURER.
Other Precautions:NONE SPECIFIED BY MANUFACTURER.

Respiratory Protection:NIOSH/MSHA APPROVED DUST RESPIRATOR RECOMMENDED.
Ventilation:USE LOCAL EXHAUST VENTILATION.
Protective Gloves:RUBBER GLOVES.
Eye Protection:SAFETY GOGGLES.
Other Protective Equipment:CLOTHING SUITABLE TO PREVENT SKIN CONTACT.
Work Hygienic Practices:CONTACT LENSES SHOULD NOT BE WORN WHEN WORKING
W/THIS CHEMICAL.
Supplemental Safety and Health
NONE SPECIFIED BY MANUFACTURER.

Decomp Temp:Decomp Text:>345F,>174C
Solubility in Water:13.6 G/L @ 20C
Appearance and Odor:WHITE CRYSTALLINE MATERIAL

Stability Indicator/Materials to Avoid:YES
NONE SPECIFIED BY MANUFACTURER.
Stability Condition to Avoid:NONE FOUND.
Hazardous Decomposition Products:THERMAL DECOMPOSITION MAY GENERATE
CARBON MONOXIDE, CARBON DIOXDE & OXIDES OF NITROGEN.

Waste Disposal Methods:DISPOSE OF OR INCINERATE I/A/W LOCAL, STATE &
FEDERAL REGS. LISTED AS A HAZ SUBSTANCE, AS DEFINED IN
COMPREHENSIVE ENVIRONMENTAL RESPONSE, COMPENSATION & LIABILITY ACT
OF 1980.

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.