IGradesi yoLondolozo yenziwe kuhlobo loku-1, iklasi A, i-33 yokwandiswa kweglasi okanye iglasi ye-51a ye-Amputer. Amandla asusela kwi-20 ukuya kwi-40ml. Nikeza i-PH ye-PH ixesha lobomi besampulu. I-CHERRET I-Inert ye-Inert ilungele i-chromatography kunye nokugcinwa kokugcina. Ibanga eliphezulu i-PTFO /