Application Notes & Papers

EPA Method 550.1-Determination of Polycyclic Aromatic Hydrocarbons in Drinking Water by Liquid-Solid Extraction and HPLC with Coupled Ultraviolet and Fluorescence Detection

LC-MS/MS Method for 89 Banned or Controlled Drugs in the Horse Racing Industry

Determination of Benzodiazepines in Hair Samples Using Solid Phase Extraction and LC-MS/MS

Extraction of Z-Drug/Metabolite Panel From Urine Using Clean Screen® XCEL I SPE and LC-MS/MS

Fractionation of Aliphatic And Aromatic Hydrocarbons Using ENVIRO-CLEAN® EPH SILICA

Measurement of Chloroacetanilide and Other Acetamide Herbicide Degradates in Drinking Water by Solid-Phase Extraction and Liquid Chromatography/Tandem Mass Spectrometry (LC/MS/MS)

Analysis of EtG/EtS in Urine by Extracting Samples with an Anion Exchange SPE Column Followed by LC-MS/MS

Buprenorphine and Norbuprenorphine in Equine Urine for GC/MC Confirmations

Determination of Tetracycline Antibiotics in Milk Using a Simple Strong Cation-Exchange SPE Cleanup Procedure and LC-MS/MS Analysis

Barbiturates in Equine Urine for GC/MS Confirmations

Determination of Mycotoxin Residues by LC-MS/MS Featuring Two Alternate Sample Extraction Procedures

Extraction and Analysis of Nicotine, Cotinine and Anabasine from Urine using SPE and GC-MS

EPA Method 1694: Analysis of Pharmaceuticals and Personal Care Products in Water

THC, THC-OH, and Carboxy-THC In Equine Urine for GC/MS Confirmations

Determination of THC in Marijuana Samples Using Solid Phase Extraction and LC-MC/MS

A Summary of US FDA LIB 4465: Collaboration of the QuEChERS Procedure for the Multiresidue Determination of Pesticides in Raw Agricultural Commodities by LC/MS/MS

Determination Of Carbonyl Compounds In Water By Dinitrophenylhydrazine Derivatization and HPLC/UV*

Pesticide Extraction of Grass and Other Leafy Vegetation by QuEChERS Using ChloroFiltr® Clean-Up

Determination of Bisphenol A in Beverages by QuEChERS and LC-MS/MS

QuEChERS Determination of 2, 4-Dichlorophenoxyacetic acid (2, 4-D) and other Acidic Herbicides by LC-MS/MS

Extraction of Non-Acidic Pesticides From Citrus Oils

Simultaneous Determination of 2- and 4-methylimidazoles in Beverages using a Simple Filter and Shoot (FASt) Method

EPA Method 8330B: Nitroaromatics and Nitramines by High Performance Liquid Chromatography (HPLC) Aqueous Matrices

Determination of Pesticide Residues in Marijuana and Tea by QuEChERS and LC/MS/MS

Determination of Carisoprodol and Meprobamate in Whole Blood and Urine Samples by LC/MS-MS

Determination of Gabapentin in Urine Samples Using Solid Phase Extraction and LC-MS/MS

Determination of Gabapentin in Whole Blood Samples Using Solid Phase Extraction and LC-MS/MS

Determination of Norfentanyl / Fentanyl in Urine Samples Using Solid Phase Extraction and GC-MS

Extraction of Chlorophenoxy Acid Herbicides from an Aqueous Matrix

EPA Method 539: Determination of Hormones in Water by Solid-Phase Extraction (SPE) and Liquid Chromatography – Tandem Mass Spectrometry (LC-MS/MS)*

Enviro-Clean® Method 525.2: Cartridge For Analysis of Organic Compounds In Drinking Water

Polynuclear Aromatic Hydrocarbons (PAH) from a Water Matrix

QuEChERS Sample Preparation For The Analysis Of Pesticide Residues In Olives

QuEChERS-Based LC/MS/MS Method for Multiresidue Pesticide Analysis in Fruits and Vegetables

Organochlorine Pesticides and Polychlorinated Biphenyls by Solid-Phase Extraction

UCT Food Safety Application – Modified QuEChERS Procedure for the Analysis of Bisphenol A in Canned Food Products

Extraction of Anticoagulants From Urine Using CEC30 Sorbent In 96 Well Plate Format

Bath Salts In Urine For LC-MS/MS Confirmations Using: 200 mg Clean Screen® Extraction Column

Amphetamine In Oral Fluid Using An Oral Fluid Sampling Device

Extraction of THC-COOH In Hair

Extraction Of Benzodiazepines From Urine Using SPE Cartridges

Optimized QuEChERS Method For Acrylamide Analysis

Extraction of Pesticides from Tomato Using the QuEChERS Approach

Extraction of Polycyclic Aromatic Hydrocarbons from Fish Using the QuEChERS Approach

Ethylglucuronide (ETG) and Ethyl Sulfate (ETS) In Hair for LC-MS/MS Confirmations Using: 200 mg Clean Screen® Extraction Column

THC, Hydroxy-THC, and THC-COOH In Whole Blood, LC-MS/MS Confirmations Using: 200 mg CECEC30 Extraction Column

Benzodiazepines In Urine For GC Or GC/MS Confirmations Using: 200 mg Clean Screen® DAU Extraction Column

SPE Extraction of THC-Delta-9-Carboxy Metabolite From Urine

Ion Exchange Sorbents for Metals Extraction-Analysis & Sorbent Use Selection Guide

Analysis of Cyromazine in Poultry Feed Using a QuEChERS Approach

Extraction of Basic Drugs and Metabolites From Urine Using SPE Cartridges

Antidepressants In Blood, Serum/Plasma, and Urine Using: 200 mg Clean Screen® Extraction Column

Extraction of Basic Drugs and Metabolites From Urine Using SPE Well Plates

SPE Extraction of Benzodiazepines From Urine

Meperidine and Normeperidine in Blood, Plasma/Serum, and Urine Using: 200 mg CLEAN SCREEN® DAU

Removal of Sulfur from Environmental Samples Using Copper Beads

Carboxy-THC In Urine For GC/MS Confirmations Using: 30 mg Styre Screen® DBX Extraction Column

Antibiotics in Beef or Serum by QuEChERS

Bisphenol A Analysis In Water by GC/MS Using an Enviro-Clean® 200 mg C18 Extraction Cartridge

Bisphenol A Analysis In Water by LC-MS/MS Using an Enviro-Clean® 200 mg C18 Extraction Cartridge

QuEChERS Multiresidue Pesticide Method for The Determination of Multiple Pesticides in Wines

Method 515.2: Determination of Chlorinated Acids in Water Using Liquid-Solid Extraction and Gas Chromatography with an Electron Capture Detector

Recovery of Various Herbicides in Water Using UCT ENVIRO-CLEAN® Universal C18 Solid-Phase Extraction Cartridges

Extraction of Phenoxyacetic Acid Herbicides From Soil By LC-MS/MS

Determination of Ethylene Thiourea (ETU) in Water Using Gas Chromatography with a Nitrogen-Phosphorus Detector

Analysis of Malachite Green and Metabolite Leucomalachite Green by HPLC

Antidepressants & Painkillers In Blood and Urine Using: 200 mg Clean Screen® Extraction Column

Carisoprodol and Meprobamate Whole Blood, Serum/Plasma, Urine and Tissue Samples. LC-MS/MS Confirmations Using: 200 mg Clean Screen® DAU Extraction Column

Methadone / EDDP In Whole Blood, Plasma / Serum, Tissue and Urine Using: 200 mg Clean Screen® Extraction Column

Tricyclic Antidepressants In Serum and Plasma For HPLC Using: 200 mg Clean Screen® Extraction Column

Abused Drugs In Canine Or Equine Urine Using: 500 mg XTRACKT® Extraction Column

Anabolic Steroids In Urine For GC Or GC/MS Confirmations Using: 200 mg Clean Screen® Extraction Column

Barbiturates In Blood, Plasma/Serum, Urine, and Tissue For GC Or GC/MS Confirmations Using: 80 mg Clean Screen® Reduced Solvent Volume Extraction Column

Barbiturates In Urine For GC Or GC/MS Confirmations Using: 200 mg Clean Screen® Extraction Column

Basic Drugs For HPLC Analysis Using: 200 mg Clean Screen® Extraction Column

Buprenorphine and Norbuprenorphine In Blood, Urine For GC/MS Confirmations Using: 200 mg Clean Screen® Extraction Column

Buprenorphine and Norbuprenorphine In Blood, Plasma/Serum, and Urine Using: 200 mg Clean Screen® Extraction Column

Caffeine, Theophylline, and Theobromine In Blood, Plasma/Serum, and Urine Using: 200 mg Clean Screen® Extraction Column

Carboxy – delta 9-THC (pKa = 4.5) In Urine For GC/MS Confirmations Using: 200 mg Clean Screen® Extraction Column

Clonazepam/Flunitrazepam & Metabolites In Blood, Plasma/Serum and Urine For LC-MS/MS Confirmations Using: 200 mg Clean Screen® CSBNZ Extraction Column

delta 9-THC (parent), delta 9-Hydroxy THC, Carboxy- delta 9-THC In Whole Blood For GC/MS Confirmations Using: 200 mg Styre Screen® SSTHC Extraction Column

delta 9-THC (parent), delta 9-Hydroxy THC, Carboxy- delta 9-THC In Whole Blood For GC/MS Confirmations Using: 100 mg Clean Screen® SSTHC Extraction Column

DHEA, Testosterone, and Epitestosterone In Urine For GC Or GC/MS Analysis Using: 200 mg Clean Thru® Extraction Column

Extraction of Tear Gas: Chloroacetophenone (CS), o-Chloro-benzylidenemalononitrile (CN), and trans-8-methyl-N-vanil-lyl-6-nonenamide (OC) From Cloth for GC/MS Analysis Using: 200 mg Clean Screen® Extraction Column

Fentanyl and Analogues In Blood, Plasma/Serum, Urine and Tissue For GC Or GC/MS Confirmations Using: 200 mg Clean Screen® Extraction Column

Fentanyl-Norfentanyl In Whole Blood, Serum/Plasma, and Urine Using: 200 mg Clean Screen® Extraction Column

Fentanyl-Norfentanyl On Oral Swabs Using: 200 mg Clean Screen® Extraction Column

Free (Unbound) Opiates In Blood, Plasma/Serum, Tissue For GC Or GC/MS Confirmations Using: 200 mg Clean Screen® Extraction Column

Gabapentin In Blood, Plasma/Serum For GC Or GC/MS Analysis Using: 100 mg Clean-Up® C18 Extraction Column

Ketamine In Blood, Plasma/Serum and Urine For GC Or GC/MS Confirmations Using: 200 mg Clean Screen® Extraction Column

Lysergic Acid Diethylamide (LSD) In Urine For GC or GC/MS Confirmations Using: 200 mg Clean Screen® Extraction Column

Lysergic Acid Diethylamide (LSD) In Urine For GC or GC/MS Confirmations Using: 200 mg Clean Screen® Extraction Column

Manual Method For Immunoassay: Pre- liminary Screening In Whole Blood Using: 200 mg Clean Screen® Extraction Column

Methadone In Urine For GC Or GC/MS Confirmations Using: 200 mg Clean Screen® Extraction Column

Nicotine and Cotinine In Urine Or Serum For GC Or GC/MS Confirmations Using: 200 mg Clean Screen® Extraction Column

Phencyclidine In Urine For GC/MS Confirmations Using: 30 mg Styre Screen® DBX Extraction Column

A Solid-Phase Method For Gamma-Hydroxybutyrate (GHB) In Urine Without Conversion To Gamma-Butrylactone (GBL)

A Solid Phase Method for Gamma-Hydroxybutyrate (GHB) In Blood, Urine, Vitreous, or Tissue Without Conversion to Gamma-Butrylactone (GBL)

Blood GHB Extraction Procedure

Therapeutic and Abused Drugs In Blood, Plasma/ Serum and Urine for Acid/Neutral and Basic Drugs For GC Or GC/MS Confirmations Using: 200 mg Clean Screen® Extraction Column

Opiates In Urine-Oxime TMS Procedure For GC OR GC/MS Confirmations Using: 200 mg Clean Screen® Extraction Column

Methaqualone In Blood, Plasma/Serum, and Urine For GC Or GC/MS Confirmations Using: 200 mg Clean Screen® Extraction Column

Methaqualone In Blood, Plasma/Serum, and Urine Using: 200 mg Clean Screen® Extraction Column

Clozapine and Metabolites In Whole Blood, Serum/Plasma, and Urine Using: 300 mg Clean-Up® Extraction Column

Beta Agonists In Urine For GC/MS Confirmations Using: 200 mg Clean Screen® Extraction Column

Glycopyrrolate (Robinul) From Equine Urine By LC-MS/MS Using: 500 mg Clean Up® CCX2 Extraction Column

Opiates In Human Urine – Propyl Derivatives For GC OR GC/MS Confirmations Using: 200 mg Clean Screen® Extraction Column

Opiates In Urine For GC/MS Confirmations Using: 30 mg Styre Screen® DBX Extraction Column

Flunitrazepam and Metabolites In Urine For GC OR GC/MS Confirmations Using: 200 mg Clean Screen® Extraction Column

Phencyclidine In Whole Blood, Serum / Plasma and Urine Using: 200 mg Clean Screen® Extraction Column

Phencyclidine In Blood, Plasma/Serum Urine and Tissue For GC OR GC/MS Confirmations Using: 200 mg Clean Screen® Extraction Column

Psilocin In Blood, Plasma/Serum, Urine Using: 200 mg Styre Screen® Extraction Column

Beta Blockers in Blood, Urine For GC/MS Confirmations Using: 200 mg Clean Screen® Extraction Column

6-Acetylmorphine (6MAM) In Urine / Vitreous Humor GC/MS Confirmations Using: 200 mg Clean Screen® Extraction Column

Methylmalonic Acid From Serum Or Plasma For GC/MS Analysis Using: 500 mg Clean-Up® QAX Extraction Column

Duloxetine In Blood, Plasma/Serum and Urine. LC-MS/MS Confirmations Using: 200 mg CSDAU Extraction Column

Paroxetine In Blood, Plasma/Serum and Urine. LC-MS/MS Confirmations Using: 200 mg CSDAU Extraction Column

Benzodiazepines In Serum Or Plasma For HPLC Analysis Using: 200 mg Clean Screen® DAU Extraction Column

Benzodiazepines In Whole Blood For GC OR GC/MS Confirmations Using: 300 mg Clean Screen® BNZ Extraction Column

Benzodiazepine Screen: Blood, Serum, Urine and Tissue For LC-MS/MS Using: 200 mg Clean Screen® BNZ Extraction Column

Cocaine and Benzoylecgonine In Blood, Plasma/Serum, Urine and Tissue For GC Or GC/MS Confirmations Using: 200 mg Clean Screen® DAU Extraction Column

Cocaine and Benzoylecgonine In Serum, Plasma, Or Whole Blood For HPLC Using: 200 mg Clean Screen® Extraction Column

Cocaine and Benzoylecgonine In Urine For GC/MS Confirmations Using: 30 mg Styre Screen® DBX Extraction Column

Cocaine and Benzoylecgonine In Blood, Plasma/Serum, Urine and Tissue For GC Or GC/MS Confirmations Using: 200 mg Clean Screen® Extraction Column

Cocaine, Benzoylecgonine, and Cocaethylene In Blood, Plasma/Serum, Urine and Tissue Using: 200 mg Clean Screen® DAU Extraction Column

Amphetamines, Opiates, & Phencyclidine In Oral Fluid For GC/MS Analysis Using: 50 mg Clean Screen® DAU Extraction Column

Cocaine and its Metabolites From Meconium For GC Or GC/MS Analysis Using 200 mg Clean Screen® DAU Extraction Column

Amphetamines In Urine, Oxidation With Periodate For GC Or GC/MS Confirmations Using: 200 mg Clean Screen® DAU Extraction Column

Amphetamines In Urine For GC/MS Confirmations Using: 30 mg Styre Screen® DBX Extraction Column

Warfarin In Whole Blood: Manual Method For GC-MS OR LC Confirmations Using 200mg Clean-Up® C30 Extraction Column

Sample Preparation of Glyphosate and Glufosinate by Solid-Phase Anion Exchange Extraction

Cyanuric Acid and Melamine in Food Materials Using CSDAU206 and SSQAX