Ngwaahịa

Ojiji nke silica capillary fused na CE nwere ike ịdị mfe mgbe ụfọdụ n'ihi mmetụta na-adịghị mma gụnyere mgbasa ozi nke sample ma ọ bụ enweghị ntụkwasị obi nke EOF.Enwere ike zere nke a mgbe mgbe site na ikpuchi elu ime nke capillary.N'ime ọrụ a, anyị na-enye ma kọwaa ihe mkpuchi polyelectrolyte abụọ (PECs) poly (2- (methacryloyloxy) ethyl trimethylammonium iodide) (PMOTAI) na poly (3-methyl-1- (4-vinylbenzyl) -imidazolium chloride) (PIL- 1) maka CE.A mụrụ capillaries mkpuchi mkpuchi site na iji usoro nchekwa mmiri dị iche iche nke pH dị iche iche, ike ionic na ihe mejupụtara.Nsonaazụ anyị na-egosi na a na-eji polyelectrolytes nyocha eme ihe dị ka ihe mkpuchi nke ọkara na-adịgide adịgide (n'ụzọ anụ ahụ) ma ọ dịkarịa ala ise na-agba ọsọ nkwụsi ike tupu obere mkpuchi mkpuchi dị mkpa.Ma PEC gosipụtara nkwụsi ike nke ukwuu na pH 11.0.EOF dị elu site na iji ezigbo ihe nchekwa karịa iji sodium phosphate buffer n'otu pH na ike ionic.Ọkpụrụkpụ nke ọkwa PEC nke quartz cry stal microbalance mụrụ bụ 0.83 na 0.52 nm maka PMOTAI na PIL-1, n'otu n'otu.Achọpụtara hydrophobicity nke ọkwa PEC site na nyocha nke usoro homologous nke alkyl benzoates ma gosipụta ya dị ka nkesa nkesa.Nsonaazụ anyị gosipụtara na abụọ PEC nwere hydrophobicity yiri ya, nke mere ka ikewapụ ogige na log Po / w> 2. E gosipụtara ike ikewa ọgwụ cationic na β-blockers, ogige na-ejikarị eme ihe na doping.Ihe mkpuchi abụọ a nwekwara ike ikewapụ ngwaahịa hydrolysis nke mmiri ionic 1,5-diazabicyclo [4.3.0] na-abụghị 5-ene acetate na ọnọdụ acid dị ukwuu, ebe ndị silica capillaries fused emezughị nkewa ahụ.