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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.
Pesticides et mycotoxines dans le cannabis et le chanvre
Les tests de qualité rigoureux pour les produits du cannabis comprennent l'analyse par LC-MS/MS et GC-MS/MS des résidus de pesticides et des mycotoxines.
QuEChERS Method for Pesticide Residue Analysis
QuEChERS method for pesticide residue analysis requires only small quantities of solvent and is capable of generating recoveries of 70-120% with RSDs <5% for a wide range of compounds.
Improved Recoveries and Lower Background for GC/MS/MS and LC/MS/MS Analysis of Pesticides in Green Tea
A procedure for cleanup of green tea extracts provides low background and allowed for the analysis of more pesticides at lower levels than QuEChERS. Uses less solvents and no toluene.
Improve Pigment Removal and Decrease Matrix Interferences for Pesticide Determination in Oranges Using Supel QuE Z-Sep/C18 QuEChERS Sorbent
The comparison of Supel™ QuE Z-Sep/C18, PSA/C18, and PSA QuEChERS sorbents, in terms of color removal and analyte recovery, is described for the cleanup of oranges prior to pesticide analysis.
Méthode QuEChERS de préparation d'échantillons
La méthode QuEChERS simplifie la purification des échantillons en vue de l'analyse des pesticides contenus dans les échantillons agro-alimentaires et agricoles.
Système d'eau ultra pure Milli-Q® IQ 7000
Découvrez un système de production d'eau de laboratoire ultra pure conçu en pensant à vous. Intelligent, intuitif et connecté, le système Milli-Q® IQ 7000 va simplifier la façon dont vous travaillez au laboratoire.
Microextraction en phase solide (SPME)
La microextraction en phase solide (SPME) est une technique de préparation d'échantillons sans solvant. Consultez notre offre complète de produits pour la SPME. Nos produits innovants pour la SPME incluent notamment des fibres de SPME intelligentes, des fibres avec structure
Extraction en phase solide et QuEChERS
Explorez notre site pour découvrir notre gamme complète de systèmes, dispositifs et produits pour l'extraction en phase solide (SPE), notamment des cartouches, tubes en verre, plaques de 96 puits, tubes QuEChERS (SPE dispersive), systèmes de SPE en ligne et systèmes
Tampons de HPLC
Le choix d'un tampon en termes de force ionique, de plage de pH et d'espèces chimiques est crucial en chromatographie en phase inverse. Découvrez nos tampons et réactifs de qualité HPLC pour vos applications chromatographiques de laboratoire. Commander maintenant.
Sels
Découvrez une gamme complète de sels déclinée en trois familles de produits pour répondre aux besoins d'une multitude d'applications : Supelco® pour la chimie analytique, Sigma-Aldrich® pour la recherche et la production, et SAFC® pour les applications pharmaceutiques et biopharmaceutiques.
LC-MS
Apprenez-en davantage sur les colonnes, solvants, réactifs et accessoires de la gamme Supelco® qui sont conçus pour vos applications de LC-MS. Consultez notre boutique en ligne et passez vos commandes dès maintenant
Neonicotinoids Pesticides and Metabolites
Sigma-Aldrich.com presents an article concerning Neonicotinoids Pesticides and Metabolites.
Pesticides and Mycotoxins in Cannabis/Hemp
Stringent quality testing for cannabis products includes analysis for residual pesticides and mycotoxins using LC-MS/MS and GC-MS/MS.
GC Analysis of Agricultural Pesticides (Standard) on SLB®-5ms
GC Analysis of Agricultural Pesticides (Standard) on SLB®-5ms
Extraction and Analysis of Agricultural Pesticides from Oranges Using the “QuEChERS” Method
Extraction and Analysis of Agricultural Pesticides from Oranges Using the “QuEChERS” Method
Pesticide Standards
Explore our full lineup of pesticide reference materials: various quality grades including PESTANAL® and TraceCERT®for food, environment analysis.
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.
EU and US Legislation on Pesticides - World Standards Day 2021
To ensure the safety of food and the environment, regulations are tightening worldwide regarding application of pesticides/plant protection products. This webinar will give an overview about the current ways pesticides are being regulated in the EU and U.S.
Extraction of Permethrin Pesticides from Spinach Using QuEChERS Methodology with Automated Shaking
Extraction of Permethrin Pesticides from Spinach Using QuEChERS Methodology with Automated Shaking
Pesticide Classes and Exposure Hazards
Pesticide classes and health hazards from exposure to commercially available pesticides, herbicides, and fungicides.
Reduce Matrix Background and Improve Overall Analyte Recovery for the Analysis of Pesticides in Beef Kidney
Supel QuE Z-Sep+ was successfully demonstrated for cleanup of beef kidney matrix, providing reduced background and less interference in the GC-MS analysis of the target pesticides
US EPA Method 8081: GC Analysis of Organochlorine Pesticides on Equity®-5
US EPA Method 8081: GC Analysis of Organochlorine Pesticides on Equity®-5
Analysis of Pesticides in Baby Food by Solid Phase Microextraction (SPME) Using a New Overcoated Fiber
A direct immersion SPME method using a new overcoated SPME fiber was developed for the extraction of pesticides from pureed prune baby food.
QuEChERS Method for Pesticide Residue Analysis
QuEChERS method for pesticide residue analysis requires only small quantities of solvent and is capable of generating recoveries of 70-120% with RSDs <5% for a wide range of compounds.
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
Improved Recoveries and Lower Background for GC/MS/MS and LC/MS/MS Analysis of Pesticides in Green Tea
A procedure for cleanup of green tea extracts provides low background and allowed for the analysis of more pesticides at lower levels than QuEChERS. Uses less solvents and no toluene.
Foodborne Pesticide Analysis: Going Beyond the Dirty Dozen
Get a better understanding of the various global regulations around pesticide analysis in food science and the right product for each method. Discover pesticide residue tests and applications from Fipronil for eggs to pesticides in cannabis.
Dual-Column GC Analysis of Organochlorine Pesticides on SLB®-5ms and SLB®-35ms
The primary column is used to determine presence of the target analytes in the sample; the secondary column of a different selectivity confirms whether a positive match.
Pesticide Standards For Food & Environmental Analysis
Analytical Standards & Certified Reference Materials
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