Boron is a solid black or silvery-gray color. Crystal boron has a black color, is second in hardness only to diamond, and has an brittle surface. Purity>95%Particle size: 0.08-5um About Boron Amorphous Boron: The powder of Boron is black
Antimony trisulfide powder is usually yellowish-red to black amorphous powder; the specific color may vary depending on factors such as purity, crystallinity, and particle size.
Silicon monoxide can be described as an inorganic compound. Its chemical formula is SiO. At room temperature and pressure, it's a dark brownish to loess-colored, amorphous powder.Particle Size 2um About Silicon Monoxide SiO powder for Lithium
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