Analytical Chemistry Insights

Palm-Based Standard Reference Materials for Iodine Value and Slip Melting Point (Published on 22 Sep 2008)

Download Full Open Access Article in PDF Format (251.15 KB)

A Validated Stability-indicating Reverse Phase HPLC Assay Method for the Determination of Memantine Hydrochloride Drug Substance with UV-Detection Using Precolumn Derivatization Technique (Published on 20 Jul 2010)

Download Full Open Access Article in PDF Format (591.96 KB)

High-Performance Liquid Chromatographic Method for Determination of Phenytoin in Rabbits Receiving Sildenafil (Published on 18 Apr 2008)

Download Full Open Access Article in PDF Format (323.39 KB)

Use of Fourier Transform Infrared (FTIR) Spectroscopy to Study Cadmium-Induced Changes in Padina Tetrastromatica (Hauck) (Published on 15 Oct 2008)

Download Full Open Access Article in PDF Format (333.86 KB)

Solid-Phase Extraction and Reverse-Phase HPLC: Application to Study the Urinary Excretion Pattern of Benzophenone-3 and its Metabolite 2,4-Dihydroxybenzophenone in Human Urine (Published on 31 Jan 2008)

Download Full Open Access Article in PDF Format (331.13 KB)

Development and Validation of a HPLC Method to Determine Griseofulvin in Rat Plasma: Application to Pharmacokinetic Studies (Published on 27 Aug 2008)

Download Full Open Access Article in PDF Format (652.03 KB)

Liquid Chromatography with Post-Column Reagent Addition of Ammonia in Methanol Coupled to Negative Ion Electrospray Ionization Tandem Mass Spectrometry for Determination of Phenoxyacid Herbicides and their Degradation Products in Surface Water (Published on 03 Feb 2010)

Download Full Open Access Article in PDF Format (732.55 KB)

Comparison of Gas Chromatography-Mass Spectrometry and Gas Chromatography-Tandem Mass Spectrometry with Electron Ionization and Negative-Ion Chemical Ionization for Analyses of Pesticides at Trace Levels in Atmospheric Samples (Published on 09 Sep 2008)

Download Full Open Access Article in PDF Format (441.96 KB)

Understanding Structural Features of Microbial Lipases - An Overview (Published on 27 Mar 2008)

Download Full Open Access Article in PDF Format (449.21 KB)

A Simple and Selective Spectrophotometric Method for the Determination of Trace Gold in Real, Environmental, Biological, Geological and Soil Samples Using Bis (Salicylaldehyde) Orthophenylenediamine (Published on 29 Aug 2008)

Download Full Open Access Article in PDF Format (505.61 KB)

A Practical Approach to Red Blood Cell Folate Analysis (Published on 14 Nov 2007)

Download Full Open Access Article in PDF Format (221.56 KB)

Quantitative Mass spectrometric Analysis of Ropivacaine and Bupivacaine in Authentic, Pharmaceutical and Spiked Human Plasma without Chromatographic Separation (Published on 28 May 2009)

Download Full Open Access Article in PDF Format (611.80 KB)

Determination of Key Intermediates in Cholesterol and Bile Acid Biosynthesis by Stable Isotope Dilution Mass Spectrometry (Published on 25 Mar 2008)

Download Full Open Access Article in PDF Format (852.98 KB)

Microalbuminuria Measured by three Different Methods, Blood Pressure and Cardiovascular Risk Factors in Elderly Swedish Males (Published on 02 Sep 2008)

Download Full Open Access Article in PDF Format (237.44 KB)

Micellar Electrokinetic Chromatographic Study of the Separation of an Aromatase Inhibitor and a Tryciclic Antidepressant in the Breast Cancer Treatment (Published on 13 Aug 2008)

Download Full Open Access Article in PDF Format (414.31 KB)

Micelle Enhanced Fluorimetric and Thin Layer Chromatography Densitometric Methods for the Determination of (±) Citalopram and its S – Enantiomer Escitalopram (Published on 07 Apr 2009)

Download Full Open Access Article in PDF Format (512.71 KB)

New Spectrofluorimetric Method with Enhanced Sensitivity for Determination of Paroxetine in Dosage Forms and Plasma (Published on 18 Nov 2008)

Download Full Open Access Article in PDF Format (460.44 KB)

Identification and Quantitation of Asparagine and Citrulline Using High-Performance Liquid Chromatography (HPLC) (Published on 28 Mar 2007)

Download Full Open Access Article in PDF Format (378.11 KB)

A Validated Reverse Phase HPLC Method for the Determination of Disodium EDTA in Meropenem Drug Substance with UV-Detection using Precolumn Derivatization Technique (Published on 23 Feb 2011)

Download Full Open Access Article in PDF Format (575.87 KB)

Using a Matlab Implemented Algorithm for UV-vis Spectral Resolution for pKa Determination and Multicomponent Analysis (Published on 14 Dec 2009)

Download Full Open Access Article in PDF Format (1.25 MB)

Analysis and Confirmation of 1,3-DMAA and 1,4-DMAA in Geranium Plants Using High Performance Liquid Chromatography with Tandem Mass Spectrometry at ng/g Concentrations (Published on 08 Nov 2012)

Download Full Open Access Article in PDF Format (1010.68 KB)

 Video Abstract Available

The Effect of Varying Short-Chain Alkyl Substitution on the Molar Absorptivity and Quantum Yield of Cyanine Dyes (Published on 23 Mar 2011)

Download Full Open Access Article in PDF Format (643.22 KB)

Optimized and Validated Spectrophotometric Methods for the Determination of Enalapril Maleate in Commercial Dosage Forms (Published on 01 Mar 2008)

Download Full Open Access Article in PDF Format (500.68 KB)

NS-187 (INNO-406), a Bcr-Abl/Lyn Dual Tyrosine Kinase Inhibitor (Published on 14 Nov 2007)

Download Full Open Access Article in PDF Format (871.03 KB)

Detecting the Site of Phosphorylation in Phosphopeptides Without Loss of Phosphate Group Using MALDI TOF Mass Spectrometry (Published on 26 Feb 2008)

Download Full Open Access Article in PDF Format (917.47 KB)

Cell-Free Expression of Protein Kinase A for Rapid Activity Assays (Published on 19 May 2010)

Download Full Open Access Article in PDF Format (908.24 KB)

Uncertainty Analysis of Drug Concentration in Pharmaceutical Mixtures (Published on 03 Jun 2008)

Download Full Open Access Article in PDF Format (249.12 KB)

A Modified Method for Determination of Lumefantrine in Human Plasma by HPLC-UV and Combination of Protein Precipitation and Solid-Phase Extraction: Application to a Pharmacokinetic Study (Published on 29 Mar 2010)

Download Full Open Access Article in PDF Format (657.64 KB)

Determination of Trace Amounts of Lead Using the Flotation-spectrophotometric method (Published on 01 Mar 2011)

Download Full Open Access Article in PDF Format (565.34 KB)

Simultaneous Determination of Amlodipine and Valsartan (Published on 28 Aug 2011)

Download Full Open Access Article in PDF Format (570.86 KB)

UV-Vis Spectrophotometrical and Analytical Methodology for the Determination of Singlet Oxygen in New Antibacterials Drugs (Published on 11 Nov 2007)

Download Full Open Access Article in PDF Format (397.54 KB)

Identification and Quantification of Dimethylamylamine in Geranium by Liquid Chromatography Tandem Mass Spectrometry (Published on 06 Aug 2012)

Download Full Open Access Article in PDF Format (1.57 MB)

Role of 99mTc-(V)DMSA in Detecting Tumor Cell Proliferation (Published on 13 Dec 2007)

Download Full Open Access Article in PDF Format (181.02 KB)

A Calculation Model for Serum Ionized Calcium Based on an Equilibrium Equation for Complexation (Published on 04 Jul 2012)

Download Full Open Access Article in PDF Format (507.86 KB)

Low Level Determinations of Methyl Methanesulfonate and Ethyl Methanesulfonate Impurities in Emtricitabine Active Pharmaceutical Ingredient by LC/MS/MS Using Electrospray Ionization (Published on 10 Mar 2011)

Download Full Open Access Article in PDF Format (1.13 MB)

Identification of Cysteine Proteases and Screening of Cysteine Protease Inhibitors in Biological Samples by a Two-Dimensional Gel System of Zymography and Reverse Zymography (Published on 18 Nov 2007)

Download Full Open Access Article in PDF Format (1.42 MB)

New Spectrophotometric Method for Determining Nitrogen Dioxide in Air Using 2,2-azino-bis(3-ethyl benzothiazoline)- 6-Sulfonic Acid-Diammonium Salt and Passive Sampling (Published on 29 May 2011)

Download Full Open Access Article in PDF Format (795.34 KB)

Conductimetric Biosensor for the Detection of Uric Acid by Immobilization Uricase on Nata de Coco Membrane—Pt Electrode (Published on 03 Jul 2011)

Download Full Open Access Article in PDF Format (603.59 KB)

Determination of the Labile Iron Pool of Human Lymphocytes using the Fluorescent Probe, CP655 (Published on 17 Sep 2007)

Download Full Open Access Article in PDF Format (600.58 KB)

A Simple and Sensitive Assay for Measuring Very Small Volumes of Microprinted Solutions (Published on 31 Aug 2011)

Download Full Open Access Article in PDF Format (492.53 KB)

Floatation-spectrophotometric Determination of Thorium, Using complex Formation with Eriochrome Cyanine R (Published on 24 Jan 2011)

Download Full Open Access Article in PDF Format (556.76 KB)

Development and Validation of Spectrophotometric, Atomic Absorption and Kinetic Methods for Determination of Moxifloxacin Hydrochloride (Published on 07 Nov 2011)

Download Full Open Access Article in PDF Format (680.65 KB)

Enantioselective Gas Chromatographic Separation of Racemic N-alkylated Barbiturates: Application of C11-Chirasil-Dex as Chiral Stationary Phase in GC (Published on 18 Sep 2007)

Download Full Open Access Article in PDF Format (607.76 KB)

Erratum for “Determination of Trace Amounts of Lead Using the Flotation-spectrophotometric method” (Published on 06 Jun 2011)

Download Full Open Access Article in PDF Format (224.48 KB)

The Use of Ion Chromatography for the Determination of Clean-In-Place-200 (CIP-200) Detergent Traces (Published on 27 Feb 2007)

Download Full Open Access Article in PDF Format (619.60 KB)

Holistic Control of Herbal Teas and Tinctures Based on Sage (Salvia officinalis L.) for Compounds with Beneficial and Adverse Effects using NMR Spectroscopy (Published on 21 Mar 2012)

Download Full Open Access Article in PDF Format (1001.91 KB)

Solid Phase Extraction for Monitoring of Occupational Exposure to Cr (III) (Published on 11 Dec 2007)

Download Full Open Access Article in PDF Format (222.45 KB)

Two Chromatographic Methods for the Determination of Some Antimigraine Drugs (Published on 14 May 2012)

Download Full Open Access Article in PDF Format (548.39 KB)

Direct Enantiomeric Resolution of Betaxolol with Application to Analysis of Pharmaceutical Products (Published on 06 Feb 2007)

Download Full Open Access Article in PDF Format (500.68 KB)

Hazard Identification on a Single Cell Level Using a Laser Beam (Published on 06 Dec 2007)

Download Full Open Access Article in PDF Format (566.78 KB)