This product is made of high-quality coconut shell raw materials and refined with advanced technology and equipment. Its appearance is dark black columnar particles or unshaped particles, with a large specific surface area, suitable pore structure, high mechanical strength, can withstand high temperature and high pressure, is not easily broken, is easy to regenerate, and has a long service life. It is widely used in the deep purification, decolorization, dechlorination, deodorization and degreasing of drinking water and industrial water supply, as well as the deep purification treatment of sewage, the preparation of ultra-pure water in the electronics industry, the purification of water in the food industry, and the removal of organic substances in the water. Colored molecules, etc.