some drawbacks found in gb (national standard) method for determining residue solvent in solvent extracted oil were investigated .
对浸出油残留溶剂国标测定方法存在的一些问题进行了探讨。
objective:determine residue solvent content in 6-apa raw material.
目的:建立测定原料药6-apa中残留溶媒的气相顶空色谱法。
conclusion: this method is easy to operate with precise results, which establishes a reliable method for the control of residue solvent of cefotaxime sodium.
结论:本法操作简便,结果準确,为有效控制头孢噻肟钠的残留溶媒建立了可靠的方法。
meanwhile, the residue solvent of the wet meal was decreased, and the concentration of miscella was increased. consequently the consumption of energy for sol-vent recovery was decreased s…
同时,湿粕中含溶剂量下降,混合油浓度提高,有效地降低了回收溶剂所需能耗。
objective the study was undertaken to determine the content of residue solvent in drug and control it to reduce the harm to health.
目的研究药品中残留溶剂的测定方法,控制其含量,减少对人体健康的危害。