NH4-HPAN is yellow powder, and it is a product resulted from hydrolysis Polyacrylonitrile under high temperature high pressure. It...
NH4-HPAN is yellow powder, and it is a product resulted from hydrolysis Polyacrylonitrile under high temperature high pressure. It...
NH4-HPAN is yellow powder, and it is a product resulted from hydrolysis Polyacrylonitrile under high temperature high pressure. It...