chromatographic

The simulated moving bed (SMB) chromatographic technique has been used to separate the xylitol mother liquor into xylitol component.

The chromatographic columns, mobile phases as well as detecting devices and sampling devices used in HPLC for this purpose were described.

This chromatographic method can be used for either an analytical or preparative scale purification.

Physicochemical determinations may include isoform, electrophoretic, and liquid chromatographic patterns, as well as spectroscopic profiles.

As with chromatographic methods, microbiological and ligand-binding assays should be shown to be selective for the analyte.

The result of infrared chromatographic analysis showed that: both the amino group and carboxyl group participated in the chelating reaction.

METHODS The chemical constituents were isolated by means of solvent extraction and column chromatographic methods.

The position of each component should be marked in the graph. The resolution of the chromatographic method meets the requirements.

Gas chromatographic analysis reveals that the reducing gases percentage composition greatly decreases with the increasing of AN.

The thin layer chromatographic method was deter-mined to be the examining method for the related substances of encainide HCI.

METHOD Chromatographic and spectroscopic analysis were used to isolate and elucidate the chemical constituents in the plant.

For that reason, chromatographic parameters of MG and LMG were determined on three different HPLC columns.

Results: Chromatographic spots were clear of the law, without interference of impurities, identification of the agency strong, reproducible.

Comparison of your distillation results (temperature ranges) you're your chromatographic results.

The chromatographic liquid can be automatically weight divided and collected while conducting the liquid phase chromatography.

They are used to verify that the resolution and reproducibility of the chromatographic system are adequate for the analysis to be done.

A fast and accurate gas chromatographic (GC) method for the determination of fatty alcohols used in detergent was established.

Eluants used in eluting chromatographic separation of crude oil family compositions are noxious and volatilizable.

So comparing the adsorbed amount of various chromatographic columns, an optimal displacer concentration should be selected.

Organic spectroscopic analysis , Pharmaceutical Analysis and Chromatographic Analysis are three important courses for studies in Pharmacy.

Rubber - Identification - Pyrolytic gas and chromatographic method - Mass spectrometry detection.

Tobacco and tobacco products - Determination of organochlorine pesticide residues - Gas chromatographic method.

Foodstuffs - Determination of cyclamate - High performance liquid chromatographic method.

Results The tincture flecks appear clearly on the thin-layer chromatographic chart and there is no disturbance compared with excipient.

Animal feeding stuffs - Determination of residues of organophosphorus pesticides - Gas chromatographic method.

A highly sensitive chromatographic system is desirable particularly for monitoring analyte present in trace concentrations within samples.

METHODS: The constituents were isolated by chromatographic methods, and their structures were elucidated by spectroscopic evidences.

Water quality. Determination of highly volatile halogenated hydrocarbons. Gas-chromatographic methods.

And the chiral recognition mechanism for amlodipine was discussed by the chromatographic retention and thermodynamic parameters.

Animal feeding stuffs - Determination of residues of organochloride pesticides - Gas chromatographic method.

Water quality - Determination of selected organic nitrogen and phosphorus compounds - Gas chromatographic methods.

The nature of the bonded phase is an important parameter for determining the separation properties of the chromatographic system.

Peak area is recommend to be used as the characteristic variable for chromatographic fingerprints.

A reversed-phased high performance liquid chromatographic method for the determination of microcystins in fish muscle is described.

Methods: The compounds were isolated by chromatographic technique and crystal methods, the structures were elucidated by spectrum analysis.

The optimum gas chromatographic analysis condition of determining trichlorobenzene isomer content was obtained.

Must have demonstrated ability to independently develop chromatographic methods.

PROPYLENE FOR INDUSTRIAL USE. DETERMINATION OF HYDROCARBON IMPURITIES. GAS CHROMATOGRAPHIC METHOD.

BUTADIENE FOR INDUSTRIAL USE. DETERMINATION OF HYDROCARBON IMPURITIES. GAS CHROMATOGRAPHIC METHOD.

Chromatographic separation was optimized using multifactorial design.

ETHYLENE FOR INDUSTRIAL USE. DETERMINATION OF HYDROCARBON IMPURITIES. GAS CHROMATOGRAPHIC METHOD.

The working principles, development and applications of ion chromatographic membrane suppressors.

A method and system is provided for yielding biopharmaceutical products involving a chromatographic separation process.

Surface active agents - Determination of low boiling solvents in liquid formulations - Gas chromatographic method .

In the modern biological technology, the preparation of most active protein products relies on various liquid chromatographic techniques.

The optimum chromatographic separation and quantitative analysis method were determined by experiments.

determination of albumin in urine was established with electrophoresis-chromatographic scanning method.

The monolithic stationary phase exhibited RP chromatographic behavior toward alkylbenzenes and phenols.

Methods: in a given chromatographic conditions, the use of high-performance liquid chromatography fingerprinting of Andrographis paniculata.

Simple and accurate method for water phase extraction and liquid chromatographic determination of alkaloids in tobacco was established.

And the methodological evaluation proved this method reliable, which provides a reference for the chromatographic condition of TCM.

Cigarettes - Determination of nicotine in smoke condensates - Gas-chromatographic method.

Oil of cassia, Chinese type. Determination of trans-cinnamaldehyde content. Gas chromatographic method on capillary columns.

They used gas chromatographic-mass spectroscopic analysis to work out which particular gases were present, and in what concentrations.

A headspace and auto injection gas chromatographic method for determination of ethanol in concentrated fruit juice was established.

The device is arranged for carrying out single-column and (continuous) multicolumn chromatographic separations.

BUTADIENE FOR INDUSTRIAL USE. DETERMINATION OF OXYGEN AND ARGON IN THE GASEOUS PHASE ABOVE LIQUID BUTADIENE. GAS CHROMATOGRAPHIC METHOD.

A gas chromatographic method was developed to directly determine the enantiomers of acrylic ketone alcohol and acrylic ketone acetate.

weak polar fractions and polar fractions by the pole chromatographic composition separation.

The chromatographic fingerprints were analyzed with similarity evaluation system for chromatographic fingerprint of TCM (2004A edition).

Two ion pair chromatographic methods for the determination of chromium in basic sample solutions are described in this paper.

Objective : To establish the chromatographic fingerprint for the quality control of gamboge.

BUTADIENE FOR INDUSTRIAL USE. DETERMINATION OF OLIGOMERS. GAS CHROMATOGRAPHIC METHOD.

PROPYLENE FOR INDUSTRIAL USE. DETERMINATION OF OLIGOMERS. GAS CHROMATOGRAPHIC METHOD.

Applying micro-column liquid chromatographic system can reduce consumption of solutions and reach the goal of fast separation.

Methods To select best chromatographic condition by making changes in sorbent, developing agent, color reagent.

Gas chromatographic method was developed for the quantitative determination of BHA, BHT in chicken oil.

oils of eucalyptus citriodora and citronella . determination of citronellal . gas chromatographic method on packed and capillary column.

Oil of rosewood. Determination of alpha-terpineol. Gas chromatographic method on packed and capillary column.

Also by TLC and HPLC chromatographic analysis showed that Schisandra chinensis contains Schisandrin. South schisandra without the substance.

Tobacco and tobacco products. Determination of vapour-phase nicotine in air. Gas-chromatographic method.

A non equilibrium chromatographic rate model was employed to simulate the affinity chromatographic process of urokinase.

abstract: Objective To establish a rapid gas chromatographic method of diisobutyl ketone in workplace air for emergent event.

A method was developed for pre-column derivatization and gas chromatographic analysis of validamycin A residue in soil.

Polar filler are used in normal phase chromatographic system, among which, silicon gel is the most commonly used.

The plate theory is an important part of chromatographic dynamics.

Objective To develop a chromatographic fingerprinting method for determination of Herba houttuyniae injection.

The authors also discussed the impact of chromatographic pillar and empty headspace method on VCM measurement.

The method has the advantages of excellent chromatographic separation, high accuracy and simple manipulation.

A gas chromatographic method for analysis of hydrocarbons in edible oil extraction solvent was developed.

The nonpolar, weak polarity and medium polar capillary vessel chromatographic column.

The higher the flow rate, the thinner the elution peak. The more miscellaneous peak, the stabler the chromatographic effects not.

Objective To establish a high performance liquid chromatographic method for the determination of nucleoside in Jinjuganmao tablets.

PROPYLENE. DETERMINATION OF THE PROPENE AND PROPADINE. GAS PHASE CHROMATOGRAPHIC METHOD.

This course stresses theory and application of modern chromatographic methods.

Through the meteorological chromatographic analysis, we confirmed the ability of oil degradation of C1 group.

The feature of chromatographic fingerprint Analysis !

According to the chromatographic analysis, the separation mechanism of multiple interactions also exists under normal phase.

Related substances Proceed as directed in the chromatographic condition under Assay item.

A gas chromatographic method for quantitative analysis of urotropine is described.

Oils of calamus. Determination of cis-beta-asarone. Gas chromatographic method on packed column.

Essential oils. Evaluation of non volatile residu content. General gas chromatographic method on packed and capillary column.

The characteristics, adjustment, and operation process of HZT-03 trace total hydrocarbon gas chromatographic analyzer are described.

Criteria for assessing the suitability of the system are described in the chapter on chromatographic separation techniques (2. 2. 46).

The combined flooding in oil recovery is a multiphase chromatographic process.

Gas chromatographic technique has the features as low cost, short time, no production influence and high precision.

abstract: Objective To establish a gas chromatographic method for determining the residual solvents in Pipemidic Acid.

BASIC SILICONES FOR INDUSTRIAL USE. DETERMINATION OF ALCOXY RADICALS. GAS CHROMATOGRAPHIC METHOD.

Surface active agents - Gas chromatographic trace determination of free ethylene oxide in ethoxylates.

Objective To establish a thin layer chromatographic(TLC)identification method of Shenqi Shuxin Capsules as the hospital preparations.

Methods: Adopt thin layer separation chromatographic methods so as to compare different fractions.

PLASTICS. HOMOPOLYMER AND COPOLYMER RESINS OF VINYL CHLORID. DETERMINATION OF RESIDUAL VINYL CHLORID MONOMER. GAS CHROMATOGRAPHIC METHOD.

At present, there are two major categories, which including chromatographic and spectroscopic methods.

A new gas-phase chromatographic analysis method for determinating the organic contents in oxidation off-gas in PTA plant were introduced.

A chromatographic method for determining optical purity of fungicide, N acylalanines was reported.

A large amount of data generated in the study of chromatographic fingerprint of Chinese herbal medicines.

OBJECTIVE: A high performance liquid chromatographic method was established to identify Fangfeng.

Chromatographic conditions were optimized using experimental design methodologies such as central composite design.

The chromatographic column heating rate.

Results 36 compositions were identified from 62 chromatographic peaks. Their relative contents were determined.

Based on the chromatographic analysis of dissolved gas in oil , the diagnosis of power transformer fault is given by examples .

oil of eucalyptus globulus . determination of 1 , 8 - cineol content . gas chromatographic method on packed and capillary column.

WATER QUALITY. DETERMINATION OF BENZENE AND SOME DERIVATIVES. PART 1 : HEAD-SPACE GAS CHROMATOGRAPHIC METHOD.

GC1000 chromatographic analysis instrument is used to analyze gas composition of BF.

A processing method of eliminating noises from chromatographic signals based on wavelet transform has been put forward.

Mulberry, purslane, stigma maydis in Fufang Jiangtangning granule were analysed by thin layer chromatographic(TLC).

Approach on semiautomatic deconvolution of hyphenated chromatographic data has been made in this paper.

The chromatographic column column for 30 meters long.

purity, such as before-and-after chromatographic illustrations.

Furthermore, the application of chromatographic fingerprint in safety evaluation of CHMs becomes more and more significant.

A capillary gas chromatographic determination of injection solvents used for voriconazole

Study of pharmacokinetics and bioequivalence of rosuvastatin capsules by high performance liquid chromatographic-mass spectrometry

Preparation of New Chiral Capillary Column and Study of its Chromatographic Performance

Mechanization of the Heterogeneity of Petroleum Chromatographic Fingerprint Compounds and Its Stabilization

Chromatographic Characteristics of Valinomycin Used in Capillary Gas Chromatography as a New Stationary Phase

Extra reference substance should not be participated in calculation of chromatographic fingerprint of traditional Chinese medicine

High Performance Liquid Chromatographic Determination of Cinnamic Acid in Rabbit Plasma and Application in Study of Pharmacokinetics

Performance of a liquid chromatographic post-column photochemical reaction fluorescence detector

Preparation of Hydrophobic Interaction Chromatographic Continuous Rod Column and Its Characterization

Quantitative Relationship Between Gas Chromatographic Retention Indices and Structural Parameters of Polychlorinated Naphthalenes

Study on the Characteristics and Applications of a New Hydrophobic Interaction Chromatographic Packing Using Chitosan as Support

High performance liquid chromatographic analysis of electrolytic solutions containing phenylhydroxylamine

The digital criterion of the potential information characteristics of the traditional Chinese medicine chromatographic fingerprints

Study of the Dynamic Flow Profile in Conical Shaped Liquid Chromatographic Columns by Visualization Method

Model of a Novel Double Solid Phase Adsorbent and its Chromatographic Separation Process

Reversed Phase High Performance Liquid Chromatographic Determination of Miconazole Nitrate and Its Related Substances

Preparation of New Chiral Capillary Column and Investigation of Its Chromatographic Performance

Nonlinear chromatographic characteristics of waves in two-solute synergistic adsorption process

Preparation of metal chelate affinity chromatographic material and its application in purification of histidine-tagged protein

Gas Chromatographic Determination of Extractable Compounds Composition and Emission Rate of Volatile Terpenes from Larch Needle Litter

Preparation And Application of a Capillary Gas Chromatographic Column Using Zinc Dodecylbenzenesulphonate as Stationary Phase

Reversed-phase high performance liquid chromatographic determination of oxybutynin hydrochloride in its tablets

Study of Adsorption for Hemoglobin by Immobilized Copper Ion Affinity Membrane Chromatographic Column

Preparation of a capillary gas chromatographic column using copper dodecylbenzenesulphonate as stationary phase and analysis of phenols

Application Relation Between Column and its Efficiency in the Resolution of Overlapping Chromatographic Peaks Using RBF Neural Network

Research on the Quantitative Relation between the Gas Chromatographic Components and the Relative Density of Lightweight Hydrocarbons

Quantitative Structure-Chromatographic Retention Relationships of Hydrocarbons on Different Polar Stationary Phases

Comparison of the Separation Performances between Semi-Preparative Chromatographic Column and Chromatographic Pie

Synthesis of a new type of CSP for capillary gas chromatography and study on its chromatographic properties

Choice of adsorbent used to separate xylitol mother liquid with liquid chromatographic technology

High Performance Liquid Chromatographic Method Development Using Monolithic Column for the Determination of Urinary Nucleosides

Unified chromatographic fingerprints of traditional Chinese medicine and the relatively unified criterion of the characteristics

Retention Time Correction Method in the Similarity Calculation of the Chromatographic Fingerprints of Traditional Chinese Medicine

High-performance liquid chromatography combined with mass spectrum analysis for chromatographic fingerprinting of compound dandelion enema

Chromatographic Characteristic of Cellulose Derivatives as a New Stationary Phase in Capillary Gas Chromatography

Approximate analytical solutions for the multicomponent reactive chromatographic model

Investigation of the methods for determining the similarity of the chromatographic fingerprints of traditional Chinese medicine

Application of Stoichiometric Displacement Model for Retention to the Chromatographic Separation by Molecular Imprinting Polymer

Comparison analysis of chromatographic fingerprints of rhizome curcuma ileum from different species using multivariate resolution methods

Preparation Porous Monolithic Column and Its Chromatographic Performance

Study of the Adsorption Properties in Chromatographic Separation of the Citric Acid

Preparation, Characterization and Chromatographic Performance of Curcumin Bonded Silica Stationary Phase

Chromatographic Analysis of Oil Used in Transformer and Its Fault - handling

Solvents for paints and varnishes - Propylene glycol ethers - Gas chromatographic determination of the degree of purity

Establishment of Mutual Mode of Chromatographic Fingerprint and Its Application to Quality Control of Chuanxiong

Several Spectral and Chromatographic Analysis Methods Used in Explosives and Polymer Compounds

Nano high performance liquid chromatographic system and its applications in biochemical analysis

Workplace air--Determination of tetrafluoroethylene--Direct injection gas chromatographic method

Resolution of overlapping gas chromatographic-mass spectrometric signal using continuous wavelet transform-pure variable approach

Preparation and Physicochemical Properties for Zirconia as High Performance Liquid Chromatographic Packing Materials

Chromatographic fingerprint of Dalbergia odorifera and its application in the identification of the crude drugs of different origins

Application of High Performance Liquid Chromatographic Fingerprint to Phragmites Communis Trin. , A Traditional Chinese Medicine

Research Advances in the Continuous Counteracting Chromatographic Electrophoresis

Applications of new chromatographic technique in biopharmaceutical analysis

Workplace air--Determination of trichloromethane--Solvent desorption gas chromatographic method

Hydrogen Isotope Separation Using Temperature Programmed Desorption with Chromatographic Column

Estimation of Chromatographic Retention Index of Chlorinated Hydroxybenzaldehyde by Correlated Indexes

Chromatographic Characterization of Fosfomycin-Modified Zirconia Support

Determination of acid soluble -lactoglobulin content of heat-treated milk - Reversed phase, high performance liquid chromatographic method

Plastics; Homopolymer and copolymer resins of vinyl chloride; Determination of residual vinyl chloride monomer; Gas chromatographic method

Animal feeding stuff - Determination of residues of organophosphorus pesticides - Gas chromatographic method

Gas chromatographic mass spectrometric quantitative determination of cantharidin in hair- breeding cosmetics

Application of Calixarenes and Its Derivant in Chromatographic Fractionation

High-efficient Liquid Chromatographic Determination of the Internal Hormones in Castanea mollissima Blume

Preliminary Exploration of Orientation and Method of Chromatographic Pharmacodynamics of Traditional Chinese medicine

Improved Process Technique and Its Application of Chromatographic Analysis of Transformer Oil

Methods for analysis of animal feeding stuffs - Determination of residues of organochlorine pesticides - Gas chromatographic method

Study of Adsorption and Chromatographic Separation of Flooding System of Shengli Petroleum Sulfonate

Chromatographic Properties for Enantiomeric Separation of Amino Acid Derivatives on the Molecularly Imprinted Monoliths

High performance liquid chromatographic determination MELE concentration and the binding rate of MELE to human plasma proteins

ASP oil production contribution of the separated layers detected by crude oil chromatographic fingerprint technique

Head-space gas chromatographic determination of residual solvent in fluorouracil sustained-release subcutaneous implant

Workplace air--Determination of trichloromethane--Direct injection gas chromatographic method

High Performance Liquid Chromatographic Analysis of DL-Hydroxyphenyl Hydantoin and Its Products converted by Engineered Bacteria

Prediction of Capillary Gas Chromatographic Retention Index Data by Combined Multilinear Regression and Artificial Neural Networks

Cross-linking Chitosan Immobilized on Silica Gel As a Matrix for Preparation of Affinity Chromatographic Material

Evaluation of Uncertainty in Measurement by Reference Material ( Mix Reference Material ) of Liquor Chromatographic Analysis

Application of Microemulsion to Thin Layer Chromatographic Analysis of Flavonoid Composition in Traditional Chinese Medicine

Determination of trace water and organic gas component in the feedback off gas with the new chromatographic correction factor

Water quality - Determination of benzene and its analogies--Gas chromatographic method

Workplace air--Determination of dimethyl sulphate--Solvent desorption liquid chromatographic method

High Performance Liquid Chromatographic Determination of Benzotriazole in Metal Processing Solution

Investigation on Comparison Method of Chromatographic Fingerprints of Lacquer Coat of Cars and Its Application

Gas Chromatographic Analysis of Aromatic Hydrocarbons in Gasoline by Column Switching-Back Flushing Technique and Normalization Method

Derivative Gas Chromatographic Analysis of Fructooligosaccharide in Fermented Sucrose

Workplace air--Determination of acrylonitrile--Thermal desorption gas chromatographic method

A Novel Fast Identification Method--Two-Dimensional Chromatographic Correlation Spectroscopy

Workplace air--Determination of epichlorohydrin--Direct injection gas chromatographic method

Determination of dimethylamino-ethyl methacrylate using capillary gas chromatographic method

Workplace air--Determination of acrylonitrile--Solvent desorption gas chromatographic method

Gas Chromatographic Determination of Organophosphorus Pesticide Multi-residues in Vegetables

Quantitative Evaluation of the Variation of Aroma Harmony in Processed Fruit and Vegetable Juices with Gas Chromatographic Data

Preparation of Zinc Silicate and Its Application in Chromatographic Separation of Neutral Amino Acids

Head-space gas chromatographic analysis for the volatile flavor compounds from Ganoderma lucidum submerged-cultured broth

Preparation of High Purity Epigallocatechin Gallate by Polyamide Packed Chromatographic Column Separation

Applications of Chromatographic, Spectrometric and Coupling Techniques in Determination of Multi-residues

Determination of human red blood cell thiopurine methyltransferase activity by high-performance liquid chromatographic method

Semiautomatic Deconvolution of Hyphenated Chromatographic Data

Solvents for paints and varnishes; acetic esters; gas chromatographic determination of the degree of purity

A Method for Characterizing Chromatographic Fingerprint by Integrating Wavelet Transform with Fractal Dimension

Similarity System Theory to Evaluate Similarity of Chromatographic Fingerprints of Traditional Chinese Medicine

Testing of Plastics; Determination of Volatile Aromatic Hydrocarbons in Polystyrene; Gas chromatographic Method

Preparation and Chromatographic Behavior of Continuous Rod Column for Immobilized Metal Affinity Chromatography

Preparation of Immobilized Metal-chelated Affinity Chromatographic Membranes and Their Properties Study

Chromatographic analysis and calorific value calculation of gave from scrap tyres pyrolysed in a pilot-scale rotary kiln

Solvents for paints and varnishes; alcohols; gas chromatographic determination of the degree of purity

Chromatographic Characterization of Dodecencylsuccinic Acid Modified Zirconia Stationary Phase

Workplace air--Determination of carbon tetrachloride-Solvent desorption gas chromatographic method

Workplace air--Determination of trinitrophenol--Liquid chromatographic method

Gas chromatographic analysis of gas products of biomass gasification hydrogen production experiment in supercritical water

Prediction of the chromatographic retention of aliphatic hydrocarbon compounds

Workplace air--Determination of acrylonitrile --Direct injection gas chromatographic method

Large-scale Instrument Management in Chromatographic and Spectrographic Analysis Laboratory

Capillary Gas Chromatographic Determination of Residual Solvents in Betaxolol Hydrochloride

Molecular Imprinted Polymers as Chromatographic Stationary Phases for Molecular Recognition

Workplace air--Determination of acetaldehyde--Solvent desorption gas chromatographic method

Capillary Gas Chromatographic Determination of Residual Chlorothalonil in Vegetables

Matrix Solid-phase Dispersion and High Performance Liquid Chromatographic Determination of Sulfonamide Residues in Fish Muscles

Determination of clenbuterol residues in animal foods and biological materials by gas chromatographic-mass spectrometric method

Liquid chromatographic behavior of molecularly imprinted polymers with anticholinergic drugs as template

Ion-Exchange Chromatographic Behavior and Characterization of Staphylococcus aureus in Exponential Phase

Application of the Resins for Chromatographic Separation in Purification of Biochemical Products

Matrix Solid-phase Dispersion and High Performance Liquid Chromatographic Determination of Trace Isoprocarb and Deltamethrin in Food

Development of a Gas Chromatographic Column System for the On-Line Analysis of Trace Tetrahydrofuran in Hexane

Improve on the Thin- layer Chromatographic Identification Method of Compound Paracetamol and Amantadine Hydrochloride Tablets

filtering the extracting solution, chromatographic separation in neutral alumina column to eliminate impurity;

Comparison Analysis of Chromatographic Profiles of Clematis Radix using Recursive Evolving Spectral Projection

Preparation and Chromatographic Properties of the Dodecylamine N-Acetic Acid-N-Methylenephosphonic Acid Modified Zirconia Stationary Phase

Solvents for paints and varnishes; ketones; gas chromatographic determination of the degree of purity

titration; Chromatographic method; Hydrogen sulfide; Carbonyl sulfur;