MATERIAL SAFETY DATA SHEET

Product Name: Uranyl Acetate

Catalog Number: 23620

Other Names: Uranium (VI) diacetate oxide

MSDS Updated: 9/16/05

Distributed By: Ladd Research Industries

83 Holly Court

Williston, VT 05495

(802) 658-4961

HAZARDOUS COMPONENTS

CAS Number Percent Exposure Limits

Uranyl Acetate 541-09-3 >99% 50µg/m³

PHYSICAL AND CHEMICAL DATA

Radioactivity: Ladd Uranyl Acetate has a typical radioactivity of 0.37 - 0.51 µCi/g. This mild radioactivity level is not sufficient to be harmful while the material remains external to the body.

Boiling Point: decomposes at 275EC

Specific Gravity: 2.893

Solubility in Water: 7.694 g/100 g H2O

Appearance and Odor: Yellow rhombic crystals, slight acetic odor

FIRE AND EXPLOSION DATA

Flash Point: Not available

Extinguishing Media: Dry foam

Special Fire Fighting Procedures: Self-contained breathing apparatus recommended

HEALTH HAZARD DATA

Very toxic by ingestion and if inhaled as dust. Toxic by skin contact if skin is cut or abraded. Danger of cumulative effects.

EMERGENCY AND FIRST AID

Eyes: Irrigate thoroughly with water for at least 10 minutes. If discomfort persists, obtain medical attention.

Lungs: Remove from exposure. Rest and keep warm. In severe cases, obtain medical attention.

Skin: Wash skin thoroughly with water. Remove contaminated clothing and wash before re-use. In severe cases, obtain medical attention.

REACTIVITY DATA

Stability: Stable.

Reaction with Water: None

Hazardous Polymerization: Will not occur.

Avoid Contact with: Oxidizers

SPILL, DISPOSAL AND STORAGE INFORMATION

In Case of Spill: Wear appropriate protective clothing. Mix with sand, transfer carefully to container and arrange removal by disposal company. Wash site of spillage thoroughly with water and detergent.

Disposal: Dispose of through local authorities if appropriate facilities are available, otherwise, pass to a chemical disposal company.

Storage: Keep material in sealed containers away from normal working areas. Do not eat, drink or smoke while using.

PROTECTIVE EQUIPMENT AND CONTROL MEASURES

Ventilation: Chemical fume hood

Gloves: Rubber or plastic

Eye Protection: Goggles or face shield

Other Measures: Plastic apron, sleeves, boots-if handling large quantities

SECTION 313 SUPPLIER NOTIFICATION

Not applicable.

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The information presented is believed to be correct and is the most accurate information available to us at this time. However, Ladd Research makes no warranty, express or implied, and assumes no liability for this information and the product described herein.