Bona
Ọpụrụiche na mmepụta nke nzacha akpụkpọ ahụ na akụrụngwa nkewa, akpụkpọ anụ organic, eriri eriri oghere, tubular ceramic membranes, akpụkpọ anụ seramiiki efere, nkewa na ihe nchacha ọcha.Na weta chromatographic nkewa na-asachapụ metụtara teknuzu ọrụ.