• NMR spectra are often calibrated against the known solvent residual proton peak instead of added tetramethylsilane.

    核磁共振通常根据已知溶剂残留质子进行校正而不是添加四甲基硅烷。

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  • Qo we need to perform a complete residual solvent analysis to verify the information provided by our vendor?

    提问:是否需要进行完整残留溶剂分析确认物料供应商提供信息

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  • Objective to determine organic solvent residual volume in felodipine raw material by headspace gas chromatography.

    目的建立测定非洛地平原料药有机残留溶剂空气相色谱法。

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  • This article introduced a new method of automatic extraction Accelerated Solvent Extraction (ASE), and its principle and application for residual analysis of pesticides.

    本文介绍了一种新型全自动萃取方法-快速溶剂萃取(ASE)技术,以及农药残留分析中的应用

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  • OBJECTIVE: to determine organic solvent residual volume in fusidic acid by headspace gas chromatography.

    目的:建立以空气相色谱法测定夫西地有机溶剂残留量的方法。

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  • GC method for separating and determining residual organic solvent in pirfenidone was established.

    建立非尼酮原料药有机溶剂残留量的分离测定方法

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  • The effects of solvent residual on polycarbosilane(PCS) fibers on the preparation of PCS fibers prepared by dry spinning were studied.

    研究了聚碳纤维纺丝线上残留溶剂含量影响因素。

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  • We proved that the residual curve which had the following properties could make the product concentration higher than the solvent concentration through simulating.

    通过模拟,验证了具有如下特点残余曲线图能够使塔顶产品浓度高于溶剂浓度。

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  • The process enables the preparation of microspheres having high drug encapsulation efficiency, almost not having a toxicity problem due to the residual solvent, and having good syringeability.

    所述方法能够制备这样球:其具有药物封装效率几乎没有由于残余溶剂引起的毒性问 题并具有良好的可注射性。

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  • Conclusion: the developed method is simple, sensitive, and accurate for the residual solvent analysis in raw material drug of tetracaine hydrochloride.

    结论方法简单灵敏可靠,适用盐酸丁卡因原料药残留溶剂分析检测。

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  • The equilibrium conditions of detecting residual solvent by headspace analysis was studied on the basis of detecting residual solvent of edible vegetable oil using headspace gas chromatography.

    空气相色谱法测定食用植物油中的残留溶剂基础,对残留溶剂顶空分析平衡条件进行研究

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  • Solvent extraction method has simple production process, but it has many weakness such as solvent residual, lower yield, lower purity.

    超临界流体萃取提取率高产品纯度好,流程简单能耗低,无有机溶剂残留对设备要求高,不易形成工业化生产。

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  • Objective: Using the headspace Gas - chromatography methods to measure the assay of residual solvent (acetone, ethylene chloride and ethanol) in Cefazolin sodium.

    目的建立一种色谱法同时测定原料药头孢唑林钠有机溶剂丙酮,二氯甲烷乙醇残留量方法。

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  • METHODS Gatifloxacin and ciloprost were chosen as samples, and the general process of using the knowledge base for residual solvent determination was approached.

    方法:以加替沙星西洛他唑残留溶剂的检测探讨了药品残留溶剂测定知识库应用基本过程

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  • Its manufacture process includes the deasphalting of the vacuum-pressure residual oil, solvent refining, solvent-dewax, refining, shaping and packing.

    通过减压渣油脱沥青溶剂精制、溶剂脱蜡脱精制成型、包装等工艺过程制备成。

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  • Bright stock Refined, high viscosity lubricating oil usually made residual stocks by suitable treatment, such as a combination of acid treatment or solvent extraction with dewaxing or clay finishing.

    加工处理的方式包括:处理(溶剂萃取)脱(或粘土精制)相结合

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  • Due to the low temperature of the steam, the crude oil features light color, good quality and low residual solvent.

    由于汽提温度色泽质量低。

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  • The products are obtained by three means: (1) decompressing and distilling the filtrate, recovering the solvent, diluting the residual in the cold water or ice water and filtering;

    产品通过三种方式得到:(1滤液减压蒸馏溶剂回收,残留物稀释冷水冰水中,过滤得到;

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  • Good performance in adhesion, High Temperature Resistance, Solvent Resistance, Strong Holding Force, No Residual Adhesive Left. For protecting gold finger in the process of PCB.

    粘性高温溶剂保持。;用于印刷线路板(PCB)过锡炉喷锡和波峰焊过程遮蔽保护金手指

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  • Good performance in adhesion, High Temperature Resistance, Solvent Resistance, Strong Holding Force, No Residual Adhesive Left. For protecting gold finger in the process of PCB.

    粘性高温溶剂保持。;用于印刷线路板(PCB)过锡炉喷锡和波峰焊过程遮蔽保护金手指

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