MATERIAL SAFETY DATA SHEET







I       PRODUCT IDENTIFICATION



Trade Name:      Niobium Pentoxide                                             Formula:          Nb2O5

Synonym:         Niobium Pentoxide, Columbium Pentoxide                        CAS #:            1313-96-8





II      HAZARDOUS INGREDIENTS



TLV (Units):     Not Established





III     PHYSICAL DATA



                                                                                                          1520 oC

Boiling Point 760 mm Hg:           N/A                                         Melting Point:

Specific Gravity (H2O=1):          N/A                                         Vapor Density (air=1):     4.60

% Volatiles by Weight:             0                                           Solubility in H2O:         Negligible (<0.1%)

Appearance and Odor:               White crystals or powder, odorless





IV      FIRE AND EXPLOSION HAZARDS DATA



Flash Point (Method Used): N/A                                                 Autoignition Temperature: N/A

Flammable Limits: Upper: N/A Lower: N/A



Extinguishing Media: Oxide does not burn, use extinguishing media appropriate for surrounding fire.

Special Fire Fighting Procedures: N/A

Unusual Fire & Explosion Hazard: N/A





V       HEALTH HAZARD INFORMATION



Threshold Limit Value: Not established

Effects of Over Exposure: None Identified.



EMERGENCY AND FIRST AID PROCEDURES:



EYES: Flush with copious amounts of water for at least 15 minutes.

SKIN: Flush with water.

INHALATION: Seek medical attention. Remove to fresh air. If not breathing give artificial respiration. If breathing is difficult,

give oxygen.

INGESTION: Seek medical attention. If swallowed, if conscious, immediately induce vomiting.





VI      REACTIVITY DATA



Stability: Stable

Incompatibility (Material to Avoid): None Identified



Hazardous Decomposition Products: None known

Hazardous Polymerization: Will not occur

VII     SPILL OR LEAK PROCEDURES



Steps to Be Taken in Case Material Is Released or Spilled: Wear self-contained breathing apparatus and full protective clothing.

With clean shovel, carefully place materials into clean, dry container and cover. Remove from area. Flush spill area with water.



Waste Disposal Method: In accordance with Local, State and Federal Waste Disposal Regulations.





VIII    SPECIAL PROTECTION INFORMATION



Eye/Skin Protection: Since some of the hazards of this product are unknown, an industrial hygienist should be consulted on ventila-

tion and personal protective equipment. Cover the body as much as possible to avoid contact with the chemical. Wear safety goggles,

gloves, and impervious clothing.





IX      SPECIAL PRECAUTIONS



Other Handling and Storage Conditions: Store in closed container. Suitable for any general chemical storage area.





Issued by:       Steve Dierks

Issue Date:      November 1990