solvent analysis

Studies on solvent residual analysis in natural pigment annatto

天然色素胭脂树橙中溶剂残留分析方法的研究

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Make multinomial regression analysis experiment by MATLAB, establish mathematics model on the parameter of press products convention drying and remaining amount of solvent. Optimize the parameters to minimize the energy on condition that printing quality and remaining solvent are eligible.

运用MATLAB软件对实验数据进行多项式回归分析，建立印品对流干燥参数与溶剂残留量的数学模型，并在印刷质量、溶剂残留均合格的前提下，优化各参数使能耗最小。

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These ligands which coordinate with transition metal in suitable solvent and washings by water, can be synthesized 10 coordination compounds. Their compositions are asserted by elementary organic analysis, ICP emission spectrum 、 differential thermal gravimetric analysis.

配体在适当的溶剂中与过渡金属配合，然后经水洗涤，得到10个配合物，经过元素分析、ICP发射光谱分析、热失重分析确定了它们的组成。

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A method was described for determination of residues of carbendazim ( MBC) and thiabendazole ( TBZ) in soils. The method involved microwave-assisted solvent extraction ( MASE), liquid-liquid partitioning for cleaning up and analysis by reversed-phase liquid chromatography ( RPLC) with FLD detection.

报道了微波辅助溶剂提取、液液分配净化、反相液相色谱荧光法测定土壤中苯并咪唑类农药多菌灵、噻菌灵残留量的方法。

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Introducing process probe of solvent sodium thiocyanide purification and concentration-five effective evaporation unit by two steps wet-way acrylic fiber production process, it arouses that technical analysis in regarding to practical plant operating conditions and technical improvement shall be taken correspondingly.

介绍了二步湿法腈纶生产工艺中溶剂硫氰酸钠净化浓缩&五效减压蒸发装置的工艺探讨，针对装置实际运行状况进行技术分析，相应进行技术改进。

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