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Organic reference standard, 4-Hydroxy-4-methyl-2-pentanone, analytical standard, Supelco®

Référence Produit: (78891-5ML)
Fournisseur: Merck
Description: 4-Hydroxy-4-methyl-2-pentanone may be used as an internal standard in the analysis of volatile odor-active compounds present in wine using solid phase extraction with gas chromatography (SPE-GC).
UOM: 1 * 5 mL
Image Unavailable-04487-100MG

Organic reference standard, Bisphenol E, analytical standard, Supelco®

Référence Produit: (04487-100MG)
Fournisseur: Merck
Description: Bisphenol E may be used as a reference standard in the determination of bisphenol E in beverages using on-line solid-phase extraction with fast liquid chromatography coupled with tandem mass spectrometry (on-line SPE fast LC-MS/MS).
UOM: 1 * 100 mg
Product Image-57030-U

Vacuum manifolds, Visiprep

Fournisseur: Merck
Description: Solid phase extraction vacuum manifolds allow to simultaneously process up to 12 or up to 24 SPE tubes. Precise flow control is provided through each SPE tube by rotating the independent, screw-type valves in the cover, this ensures the packing will not dry out in some tubes while others finish draining.

Image Unavailable-18996-50MG

Supelco® TraceCERT® Organic Reference Standard, Metrafenone

Référence Produit: (18996-50MG)
Fournisseur: Merck
Description: Metrafenone CRM may also be used in the residue analysis of: 209 pesticides and persistent organic pollutants (POPs) extracted by QuEChERS-based procedure from fresh bovine and chicken liver samples using gas chromatography coupled to tandem mass spectrometry (GC-MS/MS). 252 pesticides extracted from surface water samples by solid-phase extraction (SPE) using liquid chromatography quadrupole-orbitrap high-resolution tandem mass spectrometry. 250 pesticide residues extracted by QuEChERS method from 103 processed fruit samples using ultra-high performance liquid chromatography-tandem mass spectrometry (UHPLC-MS/MS). 379 pesticides in human serum samples extracted by QuEChERS method using liquid chromatography-tandem mass spectrometry (LC-MS/MS). Metrafenone in nine fresh vegetable samples using matrix solid-phase dispersion (MSPD) and HPLC-UV. Metrafenone in bitter gourd and soil samples using gas chromatography combined with an electron capture detector (GC-ECD).
UOM: 1 * 50 mg
Product Image-8186-SI

J.T.Baker®, Accessories for BAKERBOND® Protein Precipitation and Supported Liquid Extraction Plates

Fournisseur: Avantor
Description: Collecteur de vide pour plaques multipuits, J.T.Baker® BAKERBOND®

Product Image-GILI37012000

Positive pressure manifold, ASPEC®

Référence Produit: (GILI37012000)
Fournisseur: GILSON LCMS
Description: The ASPEC® Positive pressure manifold uses positive pressure to improve reproducibility and recovery for solid phase extraction (SPE) applications.
UOM: 1 * 1 Pce
Product Image-GILI26150006

ASPEC® 241 system

Référence Produit: (GILI26150006)
Fournisseur: GILSON LCMS
Description: This compact ASPEC® system combines positive pressure solid phase extraction (SPE) with small footprint and precise liquid handling for reliable automated SPE applications.
UOM: 1 * 1 Pce
Image Unavailable-19000-50MG

Supelco® TraceCERT® Organic Reference Standard, Monolinuron

Référence Produit: (19000-50MG)
Fournisseur: Merck
Description: Monolinuron CRM may also be used as given below: Determination of 252 pesticides extracted from surface water samples by solid-phase extraction (SPE) using liquid chromatography quadrupole-orbitrap high-resolution tandem mass spectrometry. Extraction of 13 pesticides from four groundwater and three river water samples using silica-based MSU-1 mesoporous solid as a sorbent for their solid-phase extraction (SPE) followed by ultra-performance liquid chromatography-triple quadrupole-mass spectrometric (UHPLC- QqQ-MS/MS) determination. Development and validation of a UHPLC-diode array detection (DAD) method for simultaneous determination of urea and tebuthiuron herbicides in four fresh vegetable samples. Multi-residue analysis of 50 herbicides in 51 grain samples of soybean corn and wheat by ultra-performance liquid chromatography-electrospray ionisation-mass spectrometry (UPLC-ESI-MS). Extraction of 109 pesticide residues from different chemical classes from 345 tomato samples by modified QuEChERS method and their determination using liquid chromatography-tandem mass spectrometry (LC-MS/MS). Simultaneous analysis of 238 pesticides and 78 veterinary drugs in 80 bovine milk samples using ultra-fast liquid chromatography-tandem mass spectrometry (UFLC-MS/MS) and gas chromatography-tandem mass spectrometry (GC-MS/MS).
UOM: 1 * 50 mg
Image Unavailable-40662-100MG

Supelco® TraceCERT® Organic Reference Standard, Simazine

Référence Produit: (40662-100MG)
Fournisseur: Merck
Description: Simazine CRM may also be used as given below: Development and validation of an ultrasonic-assisted dispersive liquid-liquid microextraction (UA-DLLME) method for sample extraction followed by gas chromatography-mass spectrometry based determination of endocrine-disrupting herbicides in the river and seawater samples. Determination of triazine pesticide residues in samples of apples pears carrots potatoes tomatoes avocado cucumber spinach bananas and oranges by modified QuEChERS and solid-phase extraction (SPE) procedures followed by liquid chromatography-photodiode array (LC-DAD) analysis. Multi-residue analysis of 67 pesticides in olive oil olives and avocado samples by liquid chromatography-tandem mass spectrometry (LC-MS/MS) to evaluate various clean-up sorbents. Quantitation of 20 pesticides in eel and shrimp samples by a scheduled multiple reaction monitoring (sMRM) method and QuEChERS with EDTA for sample extraction and purification. Analysis of 35 micropollutants including pesticides in water samples by liquid chromatography-tandem mass spectrometry (LC-MS/MS) after their solid-phase extraction. Simultaneous quantification of 58 pharmaceuticals and personal care products (PPCPs) and pesticides in water samples by solvent-based de-emulsification dispersive liquid-liquid microextraction (SD-DLLME) combined with liquid chromatography-tandem mass spectrometry (LCMS/MS).
UOM: 1 * 100 mg
Image Unavailable-41397-100MG

Supelco® TraceCERT® Organic Reference Standard, Tebutam

Référence Produit: (41397-100MG)
Fournisseur: Merck
Description: Tebutam CRM may also be used as given below:
Optimisation of sample extraction based on QuEChERS and dispersive-solid-phase extraction (d-SPE) clean-up for the multi-residue analysis of 120 pesticides 16 polycyclic aromatic hydrocarbons and 22 polychlorinated biphenyls by liquid and gas chromatography coupled with tandem mass spectrometry (MS/MS)
Evaluation of 250 pesticide residues extracted by QuEChERS method from 103 processed fruit samples using ultra-high performance liquid chromatography-tandem mass spectrometry (UHPLC-MS/MS)
Determination of 90 pesticides 16 polycyclic aromatic hydrocarbons and 22 polychlorinated biphenyls in honey samples by using QuEChERS combined with dispersive solid-phase extraction (SPME) for sample pre-treatment and liquid chromatography-triple-quadrupole tandem mass spectrometry and gas chromatography-ion-trap tandem mass spectrometry for quantitation
Screening and quantification of 569 pesticides in honeysuckle samples by a combination of ultrahigh-performance liquid chromatography (UHPLC) and quadrupole-Orbitrap high-resolution mass spectrometry
Simultaneous determination of 134 pesticide residues in tea samples using d-SPE extraction with a multi-functional filter (MFF) followed by ultra-high performance liquid chromatography (UPLC) and quadrupole time-of-flight mass spectrometry (TOF-MS).
UOM: 1 * 100 mg
Image Unavailable-TCAT30213512

Cerex® FLORASIL SPE Columns

Référence Produit: (TCAT30213512)
Fournisseur: Tecan
Description: Florisil is used for sample preparation (solid phase extraction) of e.g., organic tin compounds and aliphatic carboxylic acids. Florisil is a magnesium silicate.
UOM: 1 * 50 Pce
Product Image-BE-201

Kit d'expérimentation, culture bactérienne et étude sur la prolifération

Référence Produit: (BE-201)
Fournisseur: G-Biosciences
Description: Ce kit enseigne les techniques de manipulation aseptiques et la culture de bactéries en milieu de culture liquide et sur des plaques de gélose en phase solide. Ce kit est conçu pour éduquer les étudiants aux différentes étapes du cycle de prolifération bactérienne, à savoir temps mort, phases logarithmique ou exponentielle, stationnaire et dégénérescente ou mort. Ce kit traite également de l'importance de la prolifération des bactéries sur des plaques de gélose en phase solide pour isoler des colonies uniques de bactéries. Cette activité de laboratoire passe par la préparation d'un milieu de culture et de plaques de gélose solide.
UOM: 1 * 1 KIT
Product Image-MILFYT3014257

Hazardous Waste Filtration System

Fournisseur: Merck
Description: If your waste samples contain non-volatile or semi-volatile substances or metals, use this hazardous waste filtration system for saparation, extratction, and filtration. Developed in collaboration with the US Environmental Protection Agency (EPA), the system is designed specifically for the US EPA Extraction Procedure (EP) Toxicity Test and Toxicity Characteristic Leaching Procedure (TCLP). The device separates solid and liquid phases of waste samples for analysis.

Product Image-GILI2614010

ASPEC® 274 system

Référence Produit: (GILI2614010)
Fournisseur: GILSON LCMS
Description: This ASPEC® system for positive pressure solid phase extraction (SPE) automation maximises throughput by processing up to four samples in parallel. With its small footprint and multiple probes, it is the ideal choice for reproducible and efficient sample cleanup for clinical, forensic, doping, food, and environmental testing labs.
UOM: 1 * 1 Pce
Product Image-0757-500ML

Chloroforme ≥99.8% stabilisé pour les biotechnologies

Référence Produit: (0757-500ML)
Fournisseur: VWR Chemicals
Description: Couramment mélangé avec du phénol afin d'améliorer l'extraction de l'ADN. Utilisé pour récupérer la phase aqueuse recouverte d'huile minérale dans les procédures de PCR.
UOM: 1 * 500 mL

FDS (Fiche de données de sécurité) Certificats.


Image Unavailable-HYPE60302-608

SPE Plates, 96-Well, Hypersep™ Hypercarb

Fournisseur: Thermo Fisher Scientific
Description: Solid Phase Extraction (SPE) plate, HyperSep™, Hypercarb™, 25 mg, 1 ml

Prix sur demande
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Le stock de cet article est limité mais peut être disponible dans un entrepôt proche de vous. Merci de vous assurer que vous êtes connecté sur le site afin que le stock disponible soit affiché. Si l'call est toujours affiché et vous avez besoin d'aide, s'il vous plaît appelez-nous au 01 45 14 89 12.
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Ce produit n'est plus disponible. Des alternatives peuvent être disponibles en faisant une recherche avec la référence VWR ci-dessus. Si vous avez besoin d'aide, s'il vous plaît appelez le Service Clients au 0825 02 30 30 (0,18 € TTC/mn).
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