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Partition Behavior of Penicillin in Three-liquid-phase Extraction System
three-phase extraction penicillin
2009/11/13
Partition behavior of penicillins G and V was studied in a novel three-liquid-phase extraction system, which is composed of butyl acetate (BA), polyethylene glycol (PEG), ammonia sulfate [(NH4)2SO4] a...
Investigation of Extraction of Lactic Acid With Alamine -336 Using Different Diluting Solvents
Extraction Lactic Acid Alamine-336 Loading Factor
2009/10/14
The aim of this study was to investigate the e ect of acid and Alamine-336 concentrations, solvent types and mixing patterns on the extraction eciency of lactic acid from aqueous solutions with Alami...
Liquid-liquid Extraction of Au(I) by Amberlite LA2 and its Application to a Polymer-Immobilized Liquid Membrane System
Liquid-liquid extraction Membrane transport Amberlite LA2
2009/7/28
The liquid-liquid extraction of Au(I) by Amberlite LA2
(secondary amine) in kerosene from cyanide media has
been investigated. The analysis of metal distribution
data suggested the formation of R2N...
A General Equation for Calculating the ’True’ Height of Transfer Unit in Extraction Columns
mass transfer extraction columns ’true’ height of transfer unit
2009/4/28
Based on single drop mass transfer models and two phase flow equation, a general equation for calculating the ’true’ height of transfer unit of extraction columns was derived and tested with four typ...
Measurement of Mass Transfer Coefficients and Their Modelling of Continuous Counter-Current Aqueous Two-Phase System in a Packed Extraction Column
aqueous two-phase system continuous countercurrent extraction mass transfer coefficient
2009/4/28
Overall dispersed side volumetric mass transfer coefficients forprotein and amino acids were measured in continuous countercurrentPEG4000/KHP aqueous two-phase systems in a 57 mm I.D. packed extract...
Extraction Equilibrium of Lincomycin with Long-Chain Alcohols
lincomycin alcohol extraction equilibrium FT-IR
2009/4/21
Extraction Equilibrium of Lincomycin with Long-Chain Alcohols。
Extraction and Separation of Cadmium and Zinc with a Mixture of Di-(2-Ethylhexyl)- Dithiophosphoric Acid and Trioctyl Amine
Zinc Separation Extraction
2009/4/21
The extraction of cadmium and zinc with di-(2-ethylhexyl)-dithiophosphoric acid (D2EHDTPA) -toluene and D2EHDTPA-triocty amine (TOA)-toluene has been investigated. Infrared spectrum analysis, the nuc...
Extraction of Lithium from Brine Containing High Concentration of Magnesium by Tri-n-Butyl Phosphate Dissolved in Kerosene
lithium solvent extraction tri-n-butyl phosphate ferric chloride
2009/4/21
Tri-n-butyl phosphate (TBP)dissolved in kerosene was chosen as extractant for lithium from a model brine having high magnesium-to-lithium ratio and ferric chloride was added to the system.The influen...
Phenol Removal from Aqueous Solution through Hollow Fiber Membrane Extraction
Hollow Fiber Extraction Phenol
2009/3/25
In this work, mass transfer mechanism was studied for 50%TBP( in kerosene)-Phenol-Water as the working system in different hydrophobic microporous hollow fiber modules. The effect of different opera...
Simultaneous Cell Disruption and Aqueous Two-Phase Extraction for Isolation of Intracellular Recombinant Proteins
SDATE Release of intracellular proteins high speed bead mill
2009/3/23
A new technique was developed for the integrated processing of cell disruption and aqueous two-phase extraction in a high-speed bead mill to separate intracellular proteins from microbial cells. The...
期刊信息
篇名
On-line ion pair solid-phase extraction of electrokinetic multicommutation for determination of trace anion surfactants in pond water
语种
英文
撰写或编译
撰写
作者
Hu Y Y,He Y Z*,Qian L L,Wang L
第一作者单位
De...