Environmental


Environmental Application Notes

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


 

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

Download the Application Note

Download the Application Poster

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


 

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

Download the Application Note

 

 


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


 

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

Download the Application Note

 


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


 

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

Download the Application Note

 


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

 

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

Download the Application Note

 


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

 

KEYWORDS: SPE, C18, USEPA, Oil, Grease

Download the Application Note

 


 

 

 

 

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

 

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

Download the Application Note

 


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

 

KEYWORDS: Milk, Bovine, SPE, JECFA, Residues, LC-MS/MS

Download the Application Note

 


 

 

 

 

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

 

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

Download the Application Note

 


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

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

Download the Application Note

   


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 

KEYWORDS: 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

Download the Application Note

  


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

KEYWORDS: 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)

Download the Application Note

 


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

KEYWORDS: 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)

Download the Application Note

 


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

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

Download the Application Note

 


Preservation and Quantification of Hormones in Surface Water

KEYWORDS: 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

Download the Application Note

 


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

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

Download the Application Note

 


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

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

Download the Application Note

 


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

KEYWORDS: 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

Download the Application Note

 


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

KEYWORDS: 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

Download the Application Note

 


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

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

Download the Application Note

 


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

KEYWORDS: Edible Oils, Pesticides, GPC, SPE, QuEChERS

Download the Application Note

 


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

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

Download the Application Note

 


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

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

Download the Application Note

 


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

KEYWORDS: Fipronil, Fipronil Sulfide, Fipronil Sulfone, Fipronil Desulfinyl, Pesticide, GX-271 ASPEC

Download the Application Note

 


The Automated Extraction of Acaracides from Honey via SPE

KEYWORDS: Acaricides, Honey, Bifenthrin, Fipronil, GX-271 ASPEC

Download the Application Note

 


Automated SPE-Method for the determination of pesticides in tea using GC-MS/MS

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

Download the Application Note