Beryllium Oxide

Beryllium Oxide

CAS #: 1304-56-9
Linear Formula: BeO
EC No.: 215-133-1

Product Details

Beryllium oxide is an oxide of beryllium, highly toxic, chemical formula BeO, which has two sides, it can react with both acids and strong bases. Beryllium oxide is a white powder with a high melting point. Used in alloy, catalyst and refractories.

Beryllium Oxide

Beryllium Oxide



Product Series

ProductProduct Code

Safety Data

Technical Data

Beryllium oxide 99.5%


Beryllium oxide 99.9%ET-Be-02TIM图片20180524114629_副本(001)

Properties (Theoretical)

Compound FormulaBeO
Molecular Weight25.01
AppearanceWhite powder
Melting Point2507 °C (4545 °F)
Boiling Point3900 °C (7052 °F)
Density2.9 g/cm3
Electrical Resistivity13 10x Ω-m
Poisson's Ratio0.26
Specific Heat1050 J/kg-K
Tensile Strength140 MPa (Ultimate)
Thermal Conductivity270 W/m-K
Thermal Expansion8.0 µm/m-K
Young's Modulus350 GPa
Exact Mass25.0071
Monoisotopic Mass25.007097 Da

Health & Safety Information

Signal WordDanger
Hazard StatementsH301-H315-H317-H319-H330-H335-H350i-H372
Hazard CodesT+
Precautionary StatementsP201-P260-P280-P284-P301 + P310-P305 + P351 + P338
Flash PointNot applicable
Risk Codes49-25-26-36/37/38-43-48/23
Safety Statements53-45
RTECS NumberDS4025000
Transport InformationUN 1566 6.1 / PGII
WGK Germany3
GHS PictogramsSkull and Crossbones - GHS06Health Hazard - GHS08

Packaging Specifications

Finished packaging: 50 kg / barrel, 500 kg / tray, ton bag packaging

Sample packaging: 500 g / bag, 1 kg / bottle


It is mainly used for making neon red light and beryllium alloy, and used as catalyst and refractory material for organic synthesis. It is also the raw material of beryllium oxide ceramic material with high thermal conductivity.

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