Difference between revisions of "Uranium oxide, depleted"

Latest revision as of 11:53, 23 June 2022

Description

Although expensive, the depleted uranium oxide is sometimes used as a pigment in glazes. It produces red and orange colors at about 940 C while slightly higher temperatures give a soft yellow color (Kawai's yellow). It can turn gray or black at temperatures above 1260 C.

Synonyms and Related Terms

Kawai yellow

Risks

Highly toxic by ingestion and inhalation. Human carcinogen.
May explode or self-ignite in air.
EPA: info

Physical and Chemical Properties

Insoluble in water, alcohols, and alkalies.
Soluble in acetone, acids.

Composition	U3O8
CAS #	7440-61-1
Density	7.3 g/ml

Resources and Citations

Richard S. Lewis, Hawley's Condensed Chemical Dictionary, Van Nostrand Reinhold, New York, 10th ed., 1993

Robert Fournier, Illustrated Dictionary of Practical Pottery, Chilton Book Company, Radnor, PA, 1992

@@ Line 6: / Line 6: @@
 Kawai yellow
+== Risks ==
+* Highly toxic by ingestion and inhalation.  Human carcinogen.
+* May explode or self-ignite in air.
+* EPA: [https://www.epa.gov/radtown/depleted-uranium info]
+== Physical and Chemical Properties ==
+* Insoluble in water, alcohols, and alkalies.
+* Soluble in acetone, acids.
 {| class="wikitable"
@@ Line 11: / Line 21: @@
 ! scope="row"| Composition
 | U3O8
+|-
+! scope="row"| CAS #
+| 7440-61-1
 |-
 ! scope="row"| Density
-| 7.3
+| 7.3 g/ml
 |}
-== Hazards and Safety ==
+==Resources and Citations==
-Highly toxic by ingestion and inhalation.  Human carcinogen.
-== Sources Checked for Data in Record ==
 * Richard S. Lewis, ''Hawley's Condensed Chemical Dictionary'', Van Nostrand Reinhold, New York, 10th ed., 1993