Amorphous boron powder, also known as monomer boron and element boron, is grayish black or brown amorphous powder.…
Element boron is a black or dark brown powder,its hardness is second only to diamond,and has a relatively brittle texture.It is mainly used in metallurgy,medicine,ceramics,nuclear industry,chemical industry and other industries.…
For billionaires, the new crown epidemic is like a 'gold rush'! The Deutsche Presse-Agentur said on the 17th that in 2022, the wealth held by the world's top ten richest people will jump from $700 billion to $1.5 trillion, an average daily increase o…
Boron powder is black or dark brown powder, which can react with fluorine at room temperature and is not corroded by hydrochloric acid and hydrofluoric acid aqueous solutions. Boron powder is insoluble in water, soluble in boiling nitric acid and sul…