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Zirconium boride, 99.5% (metals basis excluding Hf), Thermo Scientific Chemicals
Description
Zirconium Boride is used as an aerospace refractory, in cutting tools, and to protect thermocouple tubes. It is also acts as an antioxidant in carbon-bonded refractory ceramics, neutron absorber.
This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Specifications
Specifications
Melting Point | 3000°C |
Physical Form | Powder |
Quantity | 50 g |
Linear Formula | ZrB2 |
UN Number | UN3178 |
Solubility Information | It is insoluble in water. |
Formula Weight | 112.84 |
Percent Purity | 99.5% |
Assay | (metals basis excluding Hf) |
Chemical Name or Material | Zirconium boride |
Safety and Handling
Hazard Category | Warning |
Hazard Statement | GHS H Statement H228 Flammable solid. |
Precautionary Statement | GHS P Statement P210-P280-P240-P241-P370+P378a Keep away from heat/sparks/open flames/hot surfaces. - No smoking. Wear protective gloves/protective clothing/eye protection/face protection. Ground/bond container and receiving equipment. Use explosion-proof electrical/ventilating/lighting/ equipment. In case of fire: Use for extinction: CO2, powder or water spray. |
DOTInformation | Transport Hazard Class: 4.1; Packing Group: III; Proper Shipping Name: FLAMMABLE SOLID, INORGANIC, N.O.S. |
EINECSNumber | 234-963-5 |
RTECSNumber | ZH7150000 |
TSCA | Yes |
Recommended Storage | Ambient temperatures |
RUO – Research Use Only
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