Faced with the need to determine a variety of environmental contaminants from complex matrices, environmental laboratories often look for ways to make sample preparation more efficient prior to determination of the analytes of interest. Gilson products can help to automate the sample process thereby reducing costly errors and sample turnaround times.

Precise Evaluation of Plant RNA Extraction Methods with Automated RT-qPCR Assay Preparations

keyword: RNA Extraction, qPCR, RT-qPCR, RNA Isolation, RNA purification, qPCR Assistant, PIPETMAX, Assay Preparations, real time-qPCR.

Fractionation of Crude Oil Components on a Gilson Semi-Preparative HPLC System

keyword: Crude Oil, Semi-Preparative HPLC, High Pressure Liquid Chromatography (HPLC), Fractionation, Fraction Collection, Petrochemistry, Saturates Aromatics Resins and Asphaltenes (SARA).

A Novel Petrochemistry Solution: SARA Fractionation of Crude Oil Using an Adaptable Gilson HPLC System

keyword: Petroleum, Crude Oil, SARA (Saturated, Aromatics, Resins, Asphaltenes), Medium Pressure Purification.

Selecting the Proper Pipetting Tools for Optimal PCR and qPCR in the Laboratory

keyword: PCR, qPCR, Pipetting, Biomolecule, Disposable Tips, Accuracy, PIPETMAN M, MICROMAN, PIPETMAN L, GmCLab.

Determination of Pesticides in Drinking Water by LC-MS/MS Using PolymerSolid Phase Extraction Cartridges

keyword: SPE, Pesticide, Herbicide, Fingicide, Pharmaceuticals, Drinking Water, WHO, National Standards.

Solid Phase Extraction of Oil & Grease from Water Using ASPEC® C18 Cartridges

keyword: SPE, C18, USEPA, Oil, Grease.

Determination of Herbicides in Drinking Water by LC-MS/MS Using Solid Phase Extraction and Modified USEPA 525.3

keyword: Herbicides, USEPA, SPE, Residues, Drinking Water, MCLG, Simazine, Atrazine, Alachlor.

Determination of Pharmaceutical Residues in Bovine Milk via LC-MS/MS Following Solid Phase Extraction

keyword: Milk, Bovine, SPE, JECFA, Residues, LC-MS/MS.

Automated NGS Library Prep: Ligation Efficiency of NxSeq® Sample Preparation Using The Gilson PIPETMAX®

keyword: Next Generation Sequencing, NGS, Sample Prep, DNA Library Prep, Automation, NxSeq, PIPETMAX.

Determination of t, t-Muconic Acid in Urine via Automated Sample Preparation and HPLC

keyword: PIPETMAN® L, PIPETMAN M Multichannel, GX-241 Liquid Handler, GX-274 &ASPEC™, Coomassie (Bradford) Protein Assay, Molecular Biology, Automation, Laboratory Equipment.

Selecting the Appropriate Laboratory Equipment: The Coomassie (Bradford) Protein Assay Performed Manually using Gilson PIPETMAN® M Multichannel, PIPETMAN L, and Automated using GX-271 ASPEC® and GX-241 Liquid Handler

keyword: Gilson GX-271 ASPEC with Dual Syringe Pump, TRILUTION LH v3.0 Liquid Handling Software, Solid Phase Extraction, SPE, Gilson GX-271 Liquid Handler, TRILUTION LC v2.1 Liquid Chromatography Software, human biomonitoring kit.

An Undergraduate's Approach to Method Development: Chromatography Lessons Learned through Experimentation

keyword: PLC&2020, Purification, Preparative Chromatography, Reversed Phase Chromatography, Method Development, Sparation Science, Pharmaceuticals.

Automated Solid Phase Extraction (SPE) of EPA Method 1694 for Pharmaceuticals and Personal Care Products in Large Volume Water Samples

keyword: Gilson Large-Volume Clean Water Solid Phase Extraction System, TRILUTION LH Liquid Handling Software, Solid Phase Extraction (SPE), Pharmaceuticals and Personal Care Products (PPCPs), Gas Chromatography  Mass Spectrometry (GC/MS).

Automated Solid Phase Extraction (SPE) Method for the Determination of Pesticides in Tea using GC/MS-MS

keyword: GX-271 Liquid Handler with 402 Dual with Tee  Syringe Pump,  TRILUTION  LH Liquid Handling Software, Pesticides, tea,  Solid Phase  Extraction, GC/MS-MS (Gas Chromatography using Tandem Mass Spectrometry).

A Quick Study - Comparison of Chromatography Normal Phase vs. Flash one the Gilson PLC 2020

keyword: Purification, Normal Phase Chromatography, Flash Chromatography, PLC 2020, Preparative Chromatography.

Improving Laboratory Efficiency & Flexibility with Automated Sample Preparation Systems - The Impact of the GX-281 Dual Z-Arm Weighing Station

keyword: Weighing Station, GX-281 Liquid Handler, Sample Preparation, Automated Systems, Bar Coding, Tube Gripper, TRILUTION LH v3.0 Liquid Handling Software.

Analysis of Lamotrigine and its Glucuronide Metabolite in Water by Liquid Chromatography / Quadrupole Time-of-Flight Mass Spectrometry (LC/Q-TOF-MS) After Automated Solid Phase Extraction

keyword: Automation, Environment, Groundwater, GX-271 ASPEC™, Lamictal®, lamotrigine, LC/Q-TOF-MS, Pharmaceuticals, Solid Phase Extraction, SPE, Surface Water, Water, Wastewater.

Preservation and Quantification of Hormones in Surface Water

keyword: Androgens, Automation, Degradation, Endocrine Disruptors, Estrogens, GX-274 ASPEC, Hormones, LC-MS/MS, Preservation, Progestogens, Runoffs, Sample Preparation, Solid Phase Extraction, SPE, Surface Water, Water.

Analysis of Phytoestrogens in Wastewater by Liquid Chromatography/Time-of-Flight Mass Spectrometry (LC/TOF-MS) after Automated Solid Phase Extraction (SPE)

keyword: Daidzein, Endocrine Disruptors, Environment, Genistein, GX-271 ASPEC, LC/TOF-MS, Phytoestrogens, Solid Phase Extraction, SPE, Water, Wastewater.

Analysis of Sucralose in Water by Liquid Chromatography/Time-of-Flight Mass Spectrometry (LC/TOF-MS) after Automated Solid Phase Extraction

keyword: Aspartame, Environment, Groundwater,GX-271 ASPEC, LC/TOF-MS, Saccharin, Solid Phase, Extraction, SPE, Sucralose, Surface Water, Water, Wastewater.

An Automated Method for the Fractionation of Extractable Petroleum Hydrocarbons (EPH) from Water and Soil Extracts Using the Gilson GX-274 ASPEC® System

keyword: Aliphatic Hydrocarbons, Aromatic Hydrocarbons, Automation, Contaminants, EPH, Extractable Petroleum Hydrocarbons, GC/FID, GX-274 ASPEC, MADEP EPH Method, Petroleum Hydrocarbons, Silica Gel Fractionation, Soil, Solid Phase Extraction, SPE, Water.

Evaluation of Several Columns and Solvents for Post-Extraction Gel Permeation Chromatography (GPC) Clean-up of Fish Tissue Prior to PCB Analysis

keyword: Automated GX-271 GPC Clean-up System, Contaminants, EnviroSep-ABC GPC Sample Clean-up Column, Fish, GC/ECD, Gel Permeation Chromotography (GPC), PCBs.

Automated Gel Permeation Chromatography (GPC) Clean-up of Soil Extracts Prior to Analysis for Semivolatile Organic Compunds by GC/MS (USEPA Method 8270)

keyword: Automated GX-271 GPC Clean-up System, EnviroSep-ABC GPC Sample Clean-up Column, GC/MS, Gel Permeation Chromatography (GPC), Semivolatiles, Soil, TRILUTION LC, USEPA Method 3545, USEPA Method 3640A, USEPA Method 8270.

Detemination of Chlorinated Pesticides in Poultry Fat Using GPC and Optional Alumina Clean-up with GC-ECD Detection

keyword: Chlorinated Pesticides, Poultry Fat, GX-271 GPC&Clean-up System, GC-ECD Detection, Alumina, Lidane, Heptachlor, Methoxychlor, Aldrin, DCBP, Gamma-Chlordane, Alpha-Chlordane.

The Examination and Automation of GPC, SPE and QuEChERS for Pesticides in Olive Oil

keyword: Edible Oils, Pesticides, GPC, SPE, QuEChERS.

Automated Fractionation System that Increases Recovery and Optimizes Precision of Solid Phase Extraction Methodology

keyword: Solid Phase Extractions (SPE), Protein Binding, Plasma Acid Addition, Sample Recovery, Sobent Interaction, Breakthrough, GX-271 ASPEC.

Determination of Veterinary Drug Residues in Fish by an Automated SPE-HPLC System

keyword: Fish Tissue, GX-271 ASPEC, Quad-Z 215 Liquid Handler, GC-MS, Pesticides, Residues.

The Automated SPE Assay of Fipronil and its Metabolites from Bee Pollen

keyword: Fipronil, Fipronil Sulfide, Fipronil Sulfone, Fipronil Desulfinyl, Pesticide, GX-271 ASPEC.

The Automated Extraction of Acaracides from Honey via SPE

keyword: Acaricides, Honey, Bifenthrin, Fipronil, GX-271 ASPEC.

Automated Solid Phase Extraction (SPE) Method for the Determination of Pesticides in Tea using GC/MS-MS

keyword: Multi-residue, Extraction, Toluene, Silica Gel Cartridges, GX-271 Liquid Handler w/402 Syringe Pump, GC-MS/MS, Selectivity

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