The Applications of Amorphous Boron Powder
Amorphous Boron Pulver An element boron, which is either a brown or black powder. It can be oxidized in air to prevent internal boron being oxidized by the formation of a trioxide film. Boron is insoluble in water,boron powder is soluble in boiling nitric acid and sulfuric acid,and most molten metals such as copper,iron,manganese,aluminum and calcium.The content of boron in the earth's crust is 0.001%.Boron is black or silver Gray solid.Crystal boron is black,the hardness is second only to diam