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Showing 1-30 of 39 results for "55278USUPELCO" within Site Content
Método QuEChERS para preparación de muestras
El método QuEChERS simplifica la limpieza de muestras para el análisis de plaguicidas en muestras alimentarias y agrícolas.
QuEChERS Sample Prep Method
QuEChERS method simplifies sample cleanup for pesticides analysis in food and agricultural samples.
LC/MS/MS Method for Determination of Glyphosate, AMPA, and Glufosinate in Cereals
Glyphosate and related compounds are measured in oatmeal and infant cereal using ion-exchange polymer-based particles for HPLC and SPE. Low level detection was obtained.
Analysis of Active Cannabis Compounds
HPLC-UV analysis of active compounds in marijuana-infused edibles for potency testing; complex matrix requires precise methods.
Pesticide Analysis in Turmeric by LC/MS/MS & GC/MS/MS
Dual-layer cartridge achieves efficient SPE clean-up for challenging pesticide residue testing in turmeric and spices.
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.
PAHs Determination in Paprika Powder using SPE
Paprika spice's PAH contamination risk due to environmental exposure highlights food safety concerns.
Analysis of Active Cannabis Compounds (Cannabinoids) in Edible Food Products: Gummy Bears and Brownies
Rapid potency testing of marijuana-infused edibles using LC/MS on a biphenyl stationary phase detected eleven cannabinoids.
Pesticide Residue Analysis in Ginger Powder with QuEChERS
2-layer SPE cartridge efficiently reduces background for ginger contaminant analysis.
Workflow for Cannabinoids Analysis in Hemp and Hemp-Infused Products
A workflow for the sample preparation of hemp bud, hemp oil, chocolate, gummy, candy, and cream for the HPLC-PDA separation and analysis of 17 cannabinoids.
Supel™ QuE Z-Sep Sorbents for QuEChERS
Z-Sep sorbents improve fat and pigment extraction in QuEChERs solid phase extraction for sample preparation.
LC/MS/MS Analysis of Aflatoxins in Cannabis on Ascentis® Express 2.7µm Phenyl-Hexyl after Cleanup Using Supel™ Tox AflaZea SPE
solution, 2 μg/mL in acetonitrile, analytical standard
Ion-Suppression & Phospholipid Contamination
An article focusing on ion-suppression and phospholipid contamination and some of their major causes and difficulties.
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.
Analysis of Persistent Organic Pollutants in Fish and Milk
Assessment of clean-up sorbents for extracting PAHs from salmon and PCBs from milk, optimized for GC analysis with MS and ECD detection.
Vitamin D epi-Metabolites Separated with HybridSPE-Phospholipid
This Sigma-Aldrich article continues to detail new methodology for the analysis of Vitamin D metabolites using HybridSPE-Phospholipid technology.
HybridSPE-Phospholipid Technology
This Sigma-Aldrich article discusses how the HybridSPE-Phospholipid Technology works and how the phospholipids are removed.
Analysis of Fipronil and Fipronil Sulfone in Eggs, Chicken Meat and Mayonnaise
A short abstract on a method using QuEChERS and GC/MS/MS for determination of fipronil & fipronil sulfone.
Solid Phase Extraction (SPE)
Solid phase extraction purifies samples for chromatographic analysis, improving data quality and protecting analytical columns.
Extracción en fase sólida (SPE)
La extracción en fase sólida purifica las muestras para el análisis cromatográfico, mejorando la calidad de los datos y protegiendo las columnas analíticas.
QuEChERS Cleanup and Analysis of Veterinary Drugs in Milk by LC/MS/MS
Use QuEChERS methods to analyze samples of milk for veterinary drugs.
PFAS Sample Preparation Guide by Matrix and Method
Matrix-specific PFAS sample preparation guidance covering containers, extraction, SPE cleanup, pitfalls, and alignment with EPA and global methods.
Comparison of QuEChERS Products for the Extraction of Planar Pesticides from Spinach
Supel™ QuE Verde combines a novel carbon with zirconia coated silica (Z-Sep+) to provide an optimum balance between planar pesticide recovery and color removal.
Supel™ Tox SPE Products for Mycotoxin Analysis
Supel™ Tox video demonstrates how this SPE product accomplishes mycotoxin sample prep in fewer steps, with better reproducibility and higher sample throughput than IAC.
Neonicotinoids Ban: Impact on Plant Material
Analysis of banned neonicotinoid insecticides from dandelion blossoms using QuEChERS and LC-MS.
LC-MS/MS Analysis of 16 Per- and Polyfluoroalkyl Substances (PFAS) in Milk Using QuEChERS Based on FDA Method C-010.02
Discover an LC-MS/MS method for the analysis of 16 per- and polyfluoroalkyl compounds (PFAS) in milk using QuEChERS extraction technique following FDA C-010.02 guidelines.
Solid Phase Extraction: Normal Phase Methodology
Normal-phase SPE separates analytes based on polar interaction with sorbents in diverse sample matrices.
Analysis of Pesticide Residues in food by QuEChERS and GCMS
Rapid & accurate analysis of 208 pesticides and their metabolites in a fruit sample using Supel™ QuE QuEChERS mixes for sample preparation and GC-MS/MS.
LC-MS/MS Analysis of 16 PFAS in Salmon Using QuEChERS Based on FDA Method C-010.02
Find more about the analysis of 16 PFAS in salmon via QuEChERS extraction and LC-MS/MS characterization following FDA Method C-010.02.
Two Distinct Sample Prep Approaches to Overcome Matrix Effect in LC/MS of Serum or Plasma Samples
This article highlights the impact that sample matrix effects can have on LC/MS response and discusses two novel approaches to reduce it.
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