Zirconium diboride powder- ZrB2- 325 mesh 5 grams – 99.9%

por | Jul 17, 2026

Zirconium diboride ZrB2- 325 mesh 5 grams – 99.9% Zirkonium boride – Zirkonium diboride ZrB2 Melting point: 2990 – 3040 °C – A light grey metallic powder, chemically attacked very little by cold HCl, more rapidly by HNO3, and is dissolved by...

Boron pieces – 5 grams 99.5% purity – sealed in bottle

por | Jul 17, 2026

Pure crystalline Boron pieces 5g – 99.5% High purity crystalline Boron pieces – 99.5% purity / 5g – 3 – 12mm For lab use! Discovered in 1808 by L.J. Lussac and L.J. Thenard (in Paris) and Sir Humphrey Davy (in London). Boron is a non-metallic...

Hafnium diboride powder HfB2 – 5 grams – 99.5%

por | Jul 17, 2026

Hafnium diboride HfB2 5 grams – 99.5% Hafnium boride – Hafnium diboride HfB2 Melting point: ~3250°C – A light grey metallic powder, chemically attacked very little by cold HCl, more rapidly by HNO3, and is dissolved by aqua regia. It reacts with...