Solid phase extraction

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facet applications:Solid phase extraction

Showing 1-10 of 92 results

Method Optimization for LC-MS Analysis of Vitamin D Metabolite Critical Pairs in Serum

Using HybridSPE-Phospholipid, Ascentis Express, and Other LC-MS Workflow Components

Effect of Container Materials on Milk Off-Flavors

HS-SPME with Carboxen®/PDMS coated Nitinol fiber allows low MW analyte detection in light-exposed milk plastics.

Pesticide Residue Analysis in Ginger Powder with QuEChERS

2-layer SPE cartridge efficiently reduces background for ginger contaminant analysis.

Analysis of Pesticide Residues in Pistachios Using QuEChERS Extraction and Cleanup with Supel™ QuE Z-Sep+

Pistachios 45% fat complicates pesticide analysis. But Z-Sep+ sorbent cleanup after QuEChERS extraction can reduce background for reliable results.

Organic Acid Determination in Wine and Fruit Juices

Organic acid measurement complements wine quality assessment, influencing color and taste through fermentation control.

HybridSPE-Phospholipid Technology

This Sigma-Aldrich article discusses how the HybridSPE-Phospholipid Technology works and how the phospholipids are removed.

Impact of Mobile Phase Additives on LC-MS Sensitivity, Demonstrated using Spice Cannabinoids

This study demonstrates the impact of various mobile phase modifiers on the separation; formate modifiers outperform acetate in terms of MS signals (or sensitivity) and chromatographic resolution.

Analysis of Drugs of Abuse in Urine

Validate urine sample cleanup with HLB SPE for opioid analysis via LC-MS/MS using the Supel™ Swift HLB 96-well plate.

LC-MS Analysis of Warfarin™ in Plasma Samples

LC-MS analysis of Warfarin demonstrates its potential in clinical laboratories for accurate plasma measurements.

QuEChERS Cleanup and Analysis of Veterinary Drugs in Milk by LC/MS/MS

Use QuEChERS methods to analyze samples of milk for veterinary drugs.

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