The soybean phosphatidylethanolamine and phosphatidylinositol were prepared by combining methods of solvents extraction and silica gel column chromatography from soybean oil sediment.
采用溶剂萃取法和柱色谱法相结合的工艺，从大豆油脚中制备肌醇磷脂，研究了不同洗脱剂对柱色谱分离脑磷脂和肌醇磷脂效果的影响。
A new method was established for the determination of germanium in Chinese herbs, plants and sediment samples by extraction graphite furnace atomic absorption spectrometry (GFAAS).
建立了萃取-石墨炉原子吸收法测定中草药、植物样品及水系沉积物中微量锗的方法。
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