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Oxide Analysis Formula
Se 100.00% 1.00
Oxide Weight 111.20
Formula Weight 111.20


A metal of the sulfur group. It is normally added in its pure form to glass batches as a coloring agent for rose or ruby glass or to act as a decolorizer against green iron.

Selenium is also introduced from sodium selenite (Na2O SeO2) or barium selenite (BaO SeO2).

Related Information


Hazards Zirconium Encapsulated Stains Toxicity
Typecodes Colorant
Metallic based materials that impart fired color to glazes and bodies.


Hardness (Moh) 4.5
Frit Softening Point 217C
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