You Searched For: Mass+Spectrometry

Catalog Number: (32538-100MG)

Supplier: Merck

Description: Pyridaphenthion may be used as a reference standard for the quantification of pyridaphenthion in biological samples using liquid chromatography-atmospheric pressure chemical ionisation mass spectrometry.

UOM: 1 * 100 mg

Catalog Number: (18996-50MG)

Supplier: 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

Catalog Number: (34217-10MG)

Supplier: Merck

Description: Ronidazole-d₃ may be used internal standard in the determination of avermectins, benzimidazoles and nitroimidazoles residues in bovine muscle tissue using ultra-high performance liquid chromatography coupled with mass spectrometry (UHPLC/MS-MS).

UOM: 1 * 10 mg

Catalog Number: (77298-500MG)

Supplier: Merck

Description: Organic Standard, Perfluorotetracosane

UOM: 1 * 500 mg

Catalog Number: (32666-10MG)

Supplier: Merck

Description: Melamine-¹³C₃ may be used as an analytical standard for the determination of melamine in milk powder samples by liquid chromatography-electrospray ionisation-isotope dilution mass spectrometry (LC-ESI-IDMS).

UOM: 1 * 10 mg

Catalog Number: (75034-100MG)

Supplier: Merck

Description: 2,3-Hexanedione can be used as an internal standard for the quantitative determination of methylglyoxal present in the tissues of Sprague-Dawley rats using electrospray ionization liquid chromatography coupled with mass spectrometry(ESI/LC/MS).

UOM: 1 * 100 mg

Catalog Number: (04487-100MG)

Supplier: 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

Catalog Number: (33981-100MG-R)

Supplier: Merck

Description: Febantel might be utilised as a source of reference standard in the determination of febantel in samples of animal feed and pharmaceutical formulations, using high performance liquid chromatography (HPLC) and high performance liquid chromatography coupled with tandem mass spectrometry (HPLC-MS-MS).

UOM: 1 * 100 mg

Catalog Number: (89084.010)

Supplier: VWR Chemicals

Description: This updated version of Method 537 can be used for the quantitative analysis of 18 analytes by Solid Phase Extraction (SPE) and Liquid Chromatography/Tandem Mass Spectrometry (LC/MS/MS).

UOM: 1 * 1 mL

Supplier: APOLLO SCIENTIFIC

Description: Mass spectrometry standard.

Catalog Number: (55901-25MG)

Supplier: Merck

Description: Ecamsule (ECAM) has been used as a reference standard for observing the photo-stability and photo-sensitizing property of the ecamsule that forms a major ingredient in the production of sunscreen products by laser flash photolysis and steady-state HPLC coupled with mass spectrometry method.

UOM: 1 * 25 mg

Supplier: APOLLO SCIENTIFIC

Description: Tris(perfluorobutyl)amine for mass spectrometry

Catalog Number: (40662-100MG)

Supplier: 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

Supplier: APOLLO SCIENTIFIC

Description: Fluorinated polyether for mass spectrometry up to mass 1960

Catalog Number: (90243-100ML)

Supplier: Merck

Description: Multi-element standard solution 1 has been used in the analysis of pollutants like trace elements in water using total reflection x-ray fluorescence (TXRF) method and inductively coupled plasma mass spectrometry(ICP-MS).

UOM: 1 * 100 mL

Catalog Number: (APOSPC7912-1G)

Supplier: APOLLO SCIENTIFIC

Description: Mass Spectrometry standard

UOM: 1 * 1 g