02 Ukusebenza okuphezulu kwe-Liquid Chromatograph (HPLC)
I-High performance liquid chromatography (HPLC) iyithuluzi elibalulekile elabhorethri lokuhlukanisa, ukuhlonza kanye nokulinganisa izingxenye zamakhemikhali ezihlukahlukene. Ocwaningweni nasekuthuthukisweni kwama-cellulose ethers, ukusetshenziswa kwe-HPLC kwenza ukuhlaziywa kwezingxenye eziyinkimbinkimbi kusheshe futhi kunembile, futhi kunikeza ukwesekwa okuqinile kokuthuthukiswa kwemikhiqizo emisha.