Experiment& Research on Extracting Pectin from the Cactus by Salting-out Agent 盐析法提取仙人掌中果胶的试验研究
The influences of concentrations of aqueous nitric acid, salting-out agent LiNO_3 and extractant on the extraction distribution ratios are investigated. The structure of the extracted complex is analyzed by the aid of IR spectra. 考察了水相酸度、盐析剂LiNO3浓度以及萃取剂浓度对萃取分配比的影响,结合红外光谱分析了萃合物结构。
Separating K_2SO_4 and NaCl from water by organic salting-out agent 有机析盐剂分离水溶液中的硫酸钠和氯化钠
The remained solution after evaporating, which has the organic solvent and some sodium salts, goes back to the system as an salting-out agent. 蒸发残液(含溶剂和少量钠盐溶液)再返回系统作盐析剂。
The influence of extractant concentration, diluents, salting-out agent, pH on D was investigated, and the structure of extracted species and extraction mechanism were studied by IR spectra. 试验了萃取剂浓度、稀释剂种类、盐效应以及溶液pH值对萃取平衡分配比的影响;利用红外光谱测定了负载有机相中萃合物的结构,定性分析了络合萃取过程。
Extraction equilibrium and efficiency can be promoted by the addition of a salting-out agent. 加入盐析剂可促进反应平衡,提高萃取效果。
Study on Extracting Pectin from Red Okra by Salting-out Agent 盐析法提取红秋葵果胶的研究
The effect of various parameters like comonomers, salting-out agent and stabilizer on the aqueous two-phase copolymerization was studied. 考察不同参数如共聚单体、盐析介质、稳定剂等对双水相体系聚合过程及性能的影响,并确定双水相体系各反应参数。