常見(jiàn)例句The fast atom bombardment mass spectra (FABMS) of five underivatized and seven derivatized muramyl peptides (MPs)were recorded. 本文報(bào)道12個(gè)合成的胞壁酰肽及其類(lèi)似物的FABMS。Using trifluoroacetic acid and acetonitrile as the mobile phase,underivatized L-theanine in six categories of tea extracts were analyzed by HPLC-PDAD. 以0.;05%25三氟乙酸和50%25乙腈為流動(dòng)相;應(yīng)用HPLC-PDAD建立了茶葉中未衍生化L-茶氨酸的分析方法。Chiral Separation of Underivatized Amino Acids by Ligand-exchange Capillary Zone Electrophoresis 配體交換毛細(xì)管區(qū)帶電泳拆分未衍生化氨基酸 返回 underivatized