Du søkte etter: Tetrachrome Stain (MacNeal)

Artikkenummer: (MSCAL1-5X1KT)

Produsent: Merck

Beskrivelse: This kit features a convenient selection of pre-qualified standard peptides, proteins, matrices, and solvents for calibrating and testing matrix assisted laser desorption ionisation (MALDI) mass spectrometers.

UOM: 1 * 5 Items

Tilbud

Artikkenummer: (32538-100MG)

Produsent: Merck

Beskrivelse: 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

Tilbud

Artikkenummer: (03565-1EA)

Produsent: Merck

Beskrivelse: MALDI Standards are suitable for the validation and comparison of MALDI-ToF instruments. Certificates provide MALDI spectra including Mw, Mn and Mp values of select narrow polymers, which differ in molar mass.

UOM: 1 * 1 Items

Tilbud

Artikkenummer: (32758-1ML)

Produsent: Merck

Beskrivelse: Zearalenone-¹³C₁₈ may be used as an analytical standard for the determination of zearalenone in animal feed by liquid chromatography combined with tandem mass spectrometry (LC-MS/MS).

UOM: 1 * 1 mL

Tilbud

Artikkenummer: (TCIAP0690-10G)

Produsent: TCI

Beskrivelse: Perfluorokerosene, low boiling for mass spectrometry

UOM: 1 * 10 g

Tilbud

Artikkenummer: (786-683)

Produsent: G-Biosciences

Beskrivelse: Blue-OUT™ for the removal of Coomassie and fluorescent stain prior to mass spectrometry

UOM: 1 * 1 Each

Tilbud

Artikkenummer: (34217-10MG)

Produsent: Merck

Beskrivelse: 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

Tilbud

Artikkenummer: (40662-100MG)

Produsent: Merck

Beskrivelse: 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

Tilbud

Artikkenummer: (04487-100MG)

Produsent: Merck

Beskrivelse: 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

Tilbud

Artikkenummer: (ACRO450130010)

Produsent: Thermo Fisher Scientific

Beskrivelse: Perfluorokerosene 50% in PFK low boiling, high boiling for mass spectrometry

UOM: 1 * 1 mL

HMS Tilbud

Artikkenummer: (41397-100MG)

Produsent: Merck

Beskrivelse: 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

Tilbud

Artikkenummer: (33981-100MG-R)

Produsent: Merck

Beskrivelse: 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

Tilbud

Artikkenummer: (36372-50MG)

Produsent: Merck

Beskrivelse: Profenofos CRM may also be used as given below: 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. Gas chromatography-tandem mass spectrometry (GC-MS/MS) based analysis of 213 pesticide residues in soybean after their extraction by QuEChERS procedure. Detection of 252 pesticides extracted from surface water samples by solid-phase extraction (SPE) using liquid chromatography quadrupole-orbitrap high-resolution tandem mass spectrometry. Multi-residue analysis of 160 multiclass pesticides using ethyl acetate (EtAC)/n. hexane mixture for extraction from chamomile thyme and marjoram samples and their analysis by gas chromatography-tandem mass spectrometry (GC-MS/MS). Simultaneous determination of 34 pesticides in various environmental water samples by dispersive liquid-liquid microextraction (DLLME) technique in combination with gas chromatography-mass spectrometry(GC-MS/MS). Quantitation of 40 multi-class insecticides and fungicides in 81 apple samples by using gas- and liquid- chromatography-mass following a QuEChERS-based extraction.

UOM: 1 * 50 mg

Tilbud

Artikkenummer: (90243-100ML)

Produsent: Merck

Beskrivelse: 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

Sertifikater Tilbud

Produsent: SIGMA ALDRICH MICROSCOPY

Beskrivelse: Tartrazine may be used as a reference standard in the determination of tartrazine in food samples using ion-pair liquid chromatography coupled with photodiode-array and electrospray mass spectrometry detector.

Sertifikater

Artikkenummer: (18996-50MG)

Produsent: Merck

Beskrivelse: 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

Tilbud