Xintao Inert Alumina Ball Inert ceramic alumina ball is also called by many users as ceramic alumina ball. It is made of very high quality chemical-porcelain
3A Molecular Sieve Desiccant 3A molecular sieve desiccant is also known as KA molecular sieve with pore size of 3 angstroms(0.3nm). The raw material is zeolite powder, in processing of