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。
Methods: To establish the quality control methods and optimize the extractive processes by orthogonal design L9 (34) and correct solvent.
方法：通过溶剂选择和正交设计L9（34），筛选合理的提取工艺，并制定质量控制方法。
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，结果准确，为有效控制头孢噻肟钠的残留溶媒建立了可靠的方法。
When the level has stabilized the solvent feed to be regenerated should be cascaded to the level control.
当液位稳定后，要再生的溶剂进料应串接到液位控制？
The control schemes for the solvent heat exchange section include the single-loop fixed value control for the pressure in the flashing tank and that for the liquid level of the flashing tank.
溶剂换热部分控制方案包括闪蒸罐压力的单回路定值控制和闪蒸罐液位的单回路定值控制。
Method The main ingredient of the injection, Red Ginseng, was determined by HPLC and used binary solvent-delivery gradient elution to control the main component in Red Ginseng.
方法采用HPLC法，以君药红参中人参皂苷为检测指标，采用梯度洗脱的方法，控制其中红参主要成分的色谱峰。
Methods 50 guinea pigs were randomly divided into blank control groups, solvent(olive oil) control groups and TCE sensitized groups.
方法50只豚鼠随机分为空白对照组、溶剂（橄榄油）对照组、TCE处理组。
Solvent without borneol was administered to the left eyes in the vehicle control group (group 4).
第4组左眼滴空白溶剂作溶媒对照；
Solvent without borneol was administered to the left eyes in the vehicle control group (group 4).
第4组左眼滴空白溶剂作溶媒对照；
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