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MSDS Material Safety Data Sheet
CAS

13823-29-5

File Name: palomar_edu---thorium_nitrate_hydrate.asp
                 PRODUCT #: 89150         NAME: THORIUM NITRATE HYDRATE
MATERIAL SAFETY DATA SHEET, Valid 11/97 - 1/98
Printed Tuesday, March 18, 1903 3:40PM

Sigma Chemical Co. Aldrich Chemical Co., Inc. Fluka Chemical Corp.
P.O. Box 14508 1001 West St. Paul 1001 West St. Paul
St. Louis, MO 63178 Milwaukee, WI 53233 Milwaukee, WI 53233
Phone: 314-771-5765 Phone: 414-273-3850 Phone: 414-273-3850




SECTION 1. - - - - - - - - - CHEMICAL IDENTIFICATION- - - - - - - - - -
CATALOG #: 89150
NAME: THORIUM NITRATE HYDRATE
SECTION 2. - - - - - COMPOSITION/INFORMATION ON INGREDIENTS - - - - - -
CAS #: 13823-29-5
MF: N4O12TH.AQ
EC NO: 237-514-1
ADDITIONAL INFORMATION
MOLECULAR WEIGHT:
480.06 +AQ
SYNONYMS
NITRIC ACID, THORIUM(4+) SALT (8CI,9CI) * THORIUM NITRATE * THORIUM
NITRATE, SOLID (DOT) * THORIUM(4+) NITRATE * THORIUM TETRANITRATE *
UN2976 (DOT) *
SECTION 3. - - - - - - - - - - HAZARDS IDENTIFICATION - - - - - - - - -
LABEL PRECAUTIONARY STATEMENTS
TR
RISK PHRASES:
23/24/25 - 33
SAFETY PHRASES:
20/21 - 45
SECTION 4. - - - - - - - - - - FIRST-AID MEASURES- - - - - - - - - - -
AFTER CONTACT WITH SKIN, WASH IMMEDIATELY WITH PLENTY OF SOAP
AND WATER.
IN CASE OF CONTACT WITH EYES, RINSE IMMEDIATELY WITH PLENTY OF
WATER AND SEEK MEDICAL ADVICE.
TAKE OFF IMMEDIATELY ALL CONTAMINATED CLOTHING.
IN CASE OF ACCIDENT OR IF YOU FEEL UNWELL, SEEK MEDICAL ADVICE
IMMEDIATELY (SHOW THE LABEL WHERE POSSIBLE).
SECTION 5. - - - - - - - - - FIRE FIGHTING MEASURES - - - - - - - - - -
EXTINGUISHING MEDIA
WATER SPRAY.
CARBON DIOXIDE, DRY CHEMICAL POWDER OR APPROPRIATE FOAM.
SPECIAL FIREFIGHTING PROCEDURES
WEAR SELF-CONTAINED BREATHING APPARATUS AND PROTECTIVE CLOTHING TO
PREVENT CONTACT WITH SKIN AND EYES.
USE EXTINGUISHING MEDIA APPROPRIATE TO SURROUNDING FIRE CONDITIONS.
UNUSUAL FIRE AND EXPLOSIONS HAZARDS
HAZARDOUS POLYMERIZATION
WILL NOT OCCUR.
AVOID SHOCK AND FRICTION.
ADDITIONAL INFORMATION
NONCOMBUSTIBLE.
SECTION 6. - - - - - - - - ACCIDENTAL RELEASE MEASURES- - - - - - - - -
PLACE IN APPROPRIATE CONTAINER.
WASH SPILL SITE WITH SOAP SOLUTION.
FLUSH SPILL AREA WITH COPIOUS AMOUNTS OF WATER.
SECTION 7. - - - - - - - - - - HANDLING AND STORAGE- - - - - - - - - - -
REFER TO SECTION 8.

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PRODUCT #: 89150 NAME: THORIUM NITRATE HYDRATE
MATERIAL SAFETY DATA SHEET, Valid 11/97 - 1/98
Printed Tuesday, March 18, 1903 3:40PM

SECTION 8. - - - - - - EXPOSURE CONTROLS/PERSONAL PROTECTION- - - - - -
WEAR DUST MASK.
WEAR SUITABLE GLOVES.
CHEMICAL SAFETY GOGGLES.
WEAR SUITABLE PROTECTIVE CLOTHING.
DO NOT BREATHE DUST.
AVOID CONTACT WITH SKIN AND EYES.
WHEN USING DO NOT EAT, DRINK OR SMOKE.
MAY ACCELERATE COMBUSTION.
CONTAINER SHOULD BE OPENED ONLY BY A TECHNICALLY QUALIFIED PERSON.
KEEP CONTAINER TIGHTLY CLOSED.
KEEP CONTAINER IN A WELL-VENTILATED PLACE.
USE ONLY IN WELL VENTILATED AREAS.
SECTION 9. - - - - - - - PHYSICAL AND CHEMICAL PROPERTIES - - - - - - -
APPEARANCE AND ODOR
FORM - FINE CRYSTALS
COLOR - WHITE
PHYSICAL PROPERTIES
SOLUBILITY:
WATER -SOLUBLE ETHANOL -SOLUBLE
SECTION 10. - - - - - - - - -STABILITY AND REACTIVITY - - - - - - - - -
HAZARDOUS COMBUSTION OR DECOMPOSITION PRODUCTS
WHEN HEATED TO DECOMPOSITION IT MAY EMIT:
TOXIC FUMES.
IRRITATING FUMES.
SECTION 11. - - - - - - - - - TOXICOLOGICAL INFORMATION - - - - - - - -
OTHER HEALTH HAZARDS
TOXIC BY INHALATION, IN CONTACT WITH SKIN AND IF SWALLOWED.
DANGER OF CUMULATIVE EFFECTS.
ADDITIONAL INFORMATION
IN CASE OF FIRE, DEVELOPMENT OF TOXIC AND IRRITANT DECOMPOSITION
PRODUCTS.
RTECS #: XO6825000
THORIUM(IV), NITRATE
TOXICITY DATA
IPR-RAT LD50:60 MG/KG EQSSDX 1,1,1975
IVN-RAT LD50:47600 UG/KG EQSSDX 1,1,1975
ORL-MUS LD50:1760 MG/KG CNRMAW 26,303,1948
IVN-MUS LD50:45 MG/KG EQSSDX 1,1,1975
TARGET ORGAN DATA
GASTROINTESTINAL (ULCERATION OR BLEEDING FROM SMALL INTESTINE)
PATERNAL EFFECTS (SPERMATOGENESIS)
PATERNAL EFFECTS (TESTES, EPIDIDYMIS, SPERM DUCT)
ONLY SELECTED REGISTRY OF TOXIC EFFECTS OF CHEMICAL SUBSTANCES
(RTECS) DATA IS PRESENTED HERE. SEE ACTUAL ENTRY IN RTECS FOR
COMPLETE INFORMATION.
SECTION 12. - - - - - - - - - ECOLOGICAL INFORMATION - - - - - - - - - -
DATA NOT YET AVAILABLE.
SECTION 13. - - - - - - - - - DISPOSAL CONSIDERATIONS - - - - - - - - -
INCINERATE IN A FURNACE PROVIDING ENVIRONMENTAL REGULATIONS PERMIT.
OBSERVE ALL FEDERAL, STATE AND LOCAL ENVIRONMENTAL REGULATIONS.
SECTION 14. - - - - - - - - - - TRANSPORT INFORMATION - - - - - - - - -
CONTACT FLUKA CHEMICAL COMPANY FOR TRANSPORTATION INFORMATION.
SECTION 15. - - - - - - - - - REGULATORY INFORMATION - - - - - - - - - -
EUROPEAN INFORMATION
R LABEL PRECAUTIONARY STATEMENTS
RISK PHRASES:

Page 2
PRODUCT #: 89150 NAME: THORIUM NITRATE HYDRATE
MATERIAL SAFETY DATA SHEET, Valid 11/97 - 1/98
Printed Tuesday, March 18, 1903 3:40PM

S
SAFETY PHRASES:
REVIEWS, STANDARDS, AND REGULATIONS
OEL=MAK
NOHS 1974: HZD 83382; NIS 8; TNF 235; NOS 10; TNE 1333
NOES 1983: HZD 83382; NIS 10; TNF 292; NOS 10; TNE 2989; TFE 567
EPA TSCA SECTION 8(B) CHEMICAL INVENTORY
U.S. INFORMATION
TRANSPORT
IMDG-CODE NA
5.1
7
EINECS NO.
237 514 1
SECTION 16. - - - - - - - - - - OTHER INFORMATION- - - - - - - - - - - -
THE ABOVE INFORMATION IS BELIEVED TO BE CORRECT BUT DOES NOT PURPORT TO
BE ALL INCLUSIVE AND SHALL BE USED ONLY AS A GUIDE. SIGMA, ALDRICH,
FLUKA SHALL NOT BE HELD LIABLE FOR ANY DAMAGE RESULTING FROM HANDLING
OR FROM CONTACT WITH THE ABOVE PRODUCT. SEE REVERSE SIDE OF INVOICE OR
PACKING SLIP FOR ADDITIONAL TERMS AND CONDITIONS OF SALE.
COPYRIGHT 1997 SIGMA CHEMICAL CO., ALDRICH CHEMICAL CO., INC.,
FLUKA CHEMIE AG
LICENSE GRANTED TO MAKE UNLIMITED PAPER COPIES FOR INTERNAL USE ONLY




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