Monocrystalline silicon 
 Supply of monocrystalline silicon, polycrystalline silicon (3N, 4N, 5N, 6N, 7N), silicon metal, industrial silicon, silicon tetrachloride, silicon sponge, ingot, silicon alloys, pure silicon, with silicon, silicon, silicon residue, silicon rods, industrial waste silicon, the life of waste silicon, silicon row, silicon tubes, silicon panels, the silicon lines, electrolytic silicon and various metal scrap. Symbols: Si; color: gray; density: 2.3290, melting point: 1414; Boiling Point: 3265; quality acceptance by national standards, I may be responsible for delivery, prices are lower than market price, welcome to inquire.