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LC/MS/MS Analysis of Vitamins B1 and B6 on Ascentis® Express OH5
Separation of Pyridoxine Hydrochloride (B6), analytical standard; Thiamine Hydrochloride (B1), analytical standard
Fast Extraction and Low Level Detection of Chloramphenicol in Shrimp
A highly selective and sensitive analytical method was developed for chloramphenicol using a QuEChERS type sample preparation approach and LC-MS/MS detection.
LC/MS/MS Analysis Using On-line Cartridges for the Removal of Phospholipids from Protein Precipitated Biological Fluid Samples
Learn more about LC/MS/MS Analysis using on-line cartridges for the removal of phospholipids from protein precipitated biological fluid samples
LC/MS/MS Analysis of Interacting Cardiac Drugs Digoxin, Quinidine, Amiodarone and Verapamil on Titan™ C18
LC/MS/MS Analysis of Interacting Cardiac Drugs Digoxin, Quinidine, Amiodarone and Verapamil on Titan™ C18
LC/MS/MS Analysis of Drugs in Plasma on Ascentis® Express C18 after Extraction using SPME LC Tips
LC/MS/MS Analysis of Drugs in Plasma on Ascentis® Express C18 after Extraction using SPME LC Tips
HPLC Analysis of Paraquat and Diquat on SUPELCOSIL™ LC-18 after SPE using ENVI™-8 DSK
HPLC Analysis of Paraquat and Diquat on SUPELCOSIL™ LC-18 after SPE using ENVI™-8 DSK
Extraction and Analysis of Neonicotinoid Pesticides from Flower Blossoms Using Supel™ QuE and Ascentis® Express
Extraction and Analysis of Neonicotinoid Pesticides from Flower Blossoms Using Supel™ QuE and Ascentis® Express
LC/MS/MS Analysis of Epinephrine, Metanephrine and Metabolites on Ascentis® Express OH5
LC/MS/MS Analysis of Epinephrine, Metanephrine and Metabolites on Ascentis® Express OH5
LC/MS Analysis of Glyphosate and Metabolites on apHera™ NH2, 2 mm I.D. Column
LC/MS Analysis of Glyphosate and Metabolites on apHera™ NH2, 2 mm I.D. Column
Determination of Rutin in Anti-Aging Skin Cream Formulations Using Chromolith® HighResolution RP-18 Endcapped Column and UV Detection
This application illustrate how Rutin can be determined in skin cream samples using a monolithic Chromolith® HighResolution RP-18 endcapped column with UV detection.
HPLC Analysis of Adenosine Monophosphate (AMP) and Adenosine Triphosphate (ATP) on SeQuant ZIC-HILIC
Separation of AMP (adenosine monophosphate); ATP (adenosine triphosphate)
AOAC Method 2011.11: UHPLC/MS/MS Analysis of Vitamin D2 and Vitamin D3 on Titan™ C18
Separation of Ergocalciferol (D2), analytical standard; Cholecalciferol (D3), analytical standard
Analysis of Isocyanates Using the ASSET™ EZ4-NCO Dry Sampler
The unique sampler design ensures that both the vapor phase and particulate isocyanates are captured and derivatized during sampling.
Lopinavir European Pharmacopeia HPLC Assay Method
This paper illustrates the setting up of a Lopinavir assay following European pharmacopoeia guidelines (10.2), and using a shorter column packed with smaller particles. The described assay saves valuable time and improves separation efficiency, which typically translates to better method...
US EPA Method 632: HPLC Analysis of Pesticides on Ascentis® C18
-methylcarbamate 10 μg/mL; Diuron; Propham; Siduron; Methiocarb, analytical standard; Linuron 10 μg/mL; Swep 10 μg/mL; Chlorpropham 10 μg/mL; Barban; Neburon
Chiral LC-MS Analysis of Methamphetamine in Urine on Astec® CHIROBIOTIC® V2
Efficient LC-MS separation of methamphetamine enantiomers in urine allows sensitive differentiation of illicit D-methamphetamine from over-the-counter L-methamphetamine.
HPLC Analysis of Ascorbic Acid on Ascentis® RP-Amide
Separation of (L)-Dehydroascorbic acid; L-Ascorbic acid 20 μg/mL
Online Solid Phase Extraction and LC-MS Analysis of Thyroid Hormones in Human Serum
Thyroid hormones play critical roles in the regulation of biological processes, such as growth, metabolism, protein synthesis, and brain development. For a clinical laboratory, fast and reliable measurements of total hormone levels are important for the diagnosis and monitoring of...
Extraction and Analysis of Lasix (Furosemide) in Horse Serum
Studies have suggested that there is a correlation between furosemide and improved racing performance, prompting the horse racing industry to monitor the use of this drug
Syringe Care
Syringes are precision instruments and need care. Learn to correctly inspect, use, unclog, handle, clean and store them to ensure good accuracy, reproducibility, and lifetime.
Enrichment of Phospholipids in Biological Samples Using HybridSPE-PL
A simple method to enrich phospholipids from plasma samples, involving a HybridSPE-PPT 96-well plate that both retains phospholipids and removes precipitated proteins.
Rapid, Sensitive, and Quantitative LC/MS/MS Determination of Digitoxin and Digoxin in Plasma
Immunoassay-based methods for digitoxin or digoxin exist, but are time consuming, labor intensive, and not selective due to similarities in their chemical structures.
Chiral and Achiral LC-MS Analysis of Warfarin™ in Plasma Samples
his study demonstrates the analysis of Warfarin in plasma samples utilizing chiral and achiral (reversed-phase) LC-MS and effective sample prep to remove endogenous phospholipids
Banned and Other Neonicotinoids from Plant Material
On Friday, April 27, 2018, the European Union decided to ban the use of three neonicotinoid insecticides from use on field crops, having deemed them dangerous to bees. This application demonstrates the analysis of these banned compounds and others from...
HPLC Analysis of Furans on Ascentis® Express C18
HPLC Analysis of Furans on Ascentis® Express C18
LC/MS/MS Analysis of Aflatoxins in Hops on Ascentis® Express 2.7 μm Phenyl-Hexyl after Cleanup Using Supel™ Tox AflaZea SPE
LC/MS/MS Analysis of Aflatoxins in Hops on Ascentis® Express 2.7 μm Phenyl-Hexyl after Cleanup Using Supel™ Tox AflaZea SPE
HPLC Analysis of Benzoic Acid Derivatives on Ascentis® C18
HPLC Analysis of Benzoic Acid Derivatives on Ascentis® C18
LC/MS Analysis of Aflatoxin M1 in Milk on Ascentis® Express HILIC after SPE using Supel™ Tox AflaZea, Quantifying Picogram Concentrations
Protocol for LC/MS Analysis of Aflatoxin M1 in Milk on Ascentis® Express HILIC after SPE using Supel™ Tox AflaZea, Quantifying Picogram Concentrations
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