Separation of tert-pontanol and water mixture by means of combination of liquid-liquid extraction rectification;
用液－液萃取与精馏联合法分离叔戊醇－水共沸物
The 11 organochlorine pesticides are determined by GC-ECD,and B(a)P is determined by HPLC-UV-FLD after sample pre-treatment by liquid-liquid extraction with n-hexane.
方法利用正己烷液-液萃取,以气相色谱法(电子捕获检测器)检测11种有机氯组分,高效液相色谱法(紫外、荧光检测器)检测苯并[a]芘。
In order to investigate the effects of magnetic field on the liquid-liquid extraction,the extraction process of acetone-water-methyl isobutyl ketone system was studied under magnetic field with different magnetic induction intensities.
为探讨磁场对液-液萃取过程的影响,本研究在不同磁感应强度的磁场中,对丙酮-水-甲基异丁基酮物系的萃取过程进行了研究。
Application of surface-treated high efficient BHB250Y type packing in liquid-liquid extraction;
经过表面处理的BHB250Y型填料在液液萃取中的应用
Improvement and application of the liquid-liquid extraction simulation program of natural products;
天然产物液液萃取模型计算程序的改进与应用
A static solid-phase microextraction procedure combined with liquid-liquid extraction was developed to determine the poly(dimethyl) siloxane(PDMS)-water partition coefficients(Kf) of polybrominated biphenyls(PBBs) by GC-MS.
结合静态固相微萃取与液液萃取方法,采用目标物的同分异构体作一对一的回收率指示物以确保水中目标物定量的准确性,建立了气相色谱-质谱测定6种多溴联苯在聚二甲基硅氧烷和水相间的分配系数(Kf)的方法。
Two methods for the determination of lewisite in soil after derivatization have been developed,namely,liquid-liquid extraction-gas chromatography(LLE-GC)and solid_phase micro_extraction-gas chromatography(SPME-GC).
建立了土壤基质中不同浓度的路易氏剂的测定方法,即液液萃取-气相色谱法(LLE-GC)和固相微萃取-气相色谱法(SPME-GC)。
METHODS: UNIFAC group contribution method is used for simulating the liquid liquid extraction, the proper extractants are chosen to carry out the experiments, and then the contents of the ginsenosides obtained with different extractants are detected through HPLC.
方法 :采用UNIFAC基团贡献法进行液液萃取模拟 ,选择合适的萃取剂体系进行实验 ,并通过HPLC检测不同萃取剂体系下的人参皂苷。
The liquid-liquid extracts from blood were separated by a HypersilR BDS C8 column with 0.
采用液液萃取法提取血液中林可霉素,液相色谱/大气压化学电离/离子阱质谱技术(HPLC/APCI/MS/ MS)进行检测。
Progress and expectation of mechanisms research on liquid-liquid phase extraction and novel three-liquid-phase extraction
液-液萃取及新型液-液-液三相萃取机理研究进展
THE COMPUTER AID CALCULATION FOR LIQUID-LIQUID EXTRACTION OF TERNARY SYSTEMS
三元物系液-液萃取过程的计算机辅助计算
Studies on Microfluidic Chip-Based Liquid-Liquid Extraction and Multiphase Laminar Flow Separation Techniques
微流控芯片液-液萃取和多相层流技术的研究
solvent extraction and hydrogeneration of extracts
溶剂萃取和萃液氢化法
Study on the Kinetics of Rapeseed Liquid-Liquid-Solid Extraction;
油菜籽液—液—固三相萃取动力学的研究
Study on the Combined Process of Batch Distillation with Liquid-liquid Extraction
分批精馏与液—液萃取联合过程研究
Recovery of Indium from Acid Leachate of Blast Furnace Dust with Emulsified Liquid Membrane
用乳状液膜萃取瓦斯灰酸浸液中的铟
Determination of methadone using liquid-liquid-liquid phase microextraction coupled with high performance liquid chromatography
液-液-液微萃取-高效液相色谱法测定人尿液中的美沙酮
Centrifugal Extractor for BSA Extraction Using Reversed Micellar Solution
离心萃取器用于反胶束溶液萃取牛血清白蛋白
Investigation of Solid-liquid Extraction of Nickel, Cobalt and Copper with Some Organic Phosphorus Acid Extractants into Paraffin Wax
有机磷酸类萃取剂对铜钴镍的固液萃取研究
Study on Thermal Extraction of Coal and Hydrogenation Liquefaction Behavior of Extract
煤的溶剂热萃取及萃取物加氢液化的研究
The Research of Coal Liquefaction Residue Solvent Extraction and the Characteristics of the Extract
煤液化残留物溶剂萃取及其萃取物的特性研究
Water Transfer Process in Extraction of NaOH from Bayer Liquor
拜耳法溶液萃取-反萃过程中水的行为的研究
Enhancement of Residual Supernatant Utilization Recycle Ratio in Butanol Extractive Fermentation
提高丁醇萃取发酵萃余废液回用率的研究
Study on Gas-Liquid-Liquid Reactive Extraction Process for the Production of Hydrogen Peroxide;
气—液—液反应萃取制备过氧化氢基础研究
Determination of Triazolam in urine by liquid-Phase microextraction coupled with gas chromatography;
液相微萃取-气相色谱法检测尿液中三唑仑药物
Droplet-film Alternate Flow and Its Effect on Liquid-liquid Extraction Performance
滴膜交替流动现象及其对液液萃取性能的影响
Determination of Vanadium in Environmental Water Samples by Dispersive Liquid-liquid Microextraction Coupled with Digital Colorimetry
分散液液微萃取-数码比色法测定水样中痕量钒