Boron Oxide


Product # 1294
Name Boron Oxide
Synonyms Boric acid anhydride, boron sesquioxide, boron trioxide
Formula B2O3
Purity 99.9%
CAS Number 1303-86-2
Molecular Weight 69.62
Color & Form White to off-white solid
Boiling Point 1860° C
Melting Point 450° C
Specific Gravity 2.46 gm/ml
Solubility Soluble


250 gm $30.00
500 gm $45.00
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Related Products

Product # Name Purity
1295 Boron Oxide 99.998%


Transportation Information Not a dangerous good
Pictogram Pictogram: Health 
Signal Word Danger
Hazardous Statements

H360  May damage fertility or the unborn child.

Precautionary Phrases

P308+P313  IF exposed or concerned: Get medical advice/attention.

Detailed Safety and Handling Information can be found on our Safety Data Sheet (SDS).

Featured Element: Bismuth

Bismuth is a brittle crystalline which is slightly pinkish in its elemental form.

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