Mass spectrometry

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facet applications:Mass spectrometry

facet content type:Protocol

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质谱代谢物文库实验方案

质谱代谢物文库（MSMLS）是一系列广泛存在于初级代谢的高质量小生化分子。其皆为高纯度（> 95％）化合物，并以经济、即用的形式提供。

MSTFA/MSTFA-d9苯丙胺的衍生化，用于GC/MS检测和鉴定

示例显示了使用SLB-5ms GC色谱柱的苯丙胺的MSTFA/MSTFA-d9衍生化如何在质谱图和色谱图中提供有价值的信息。

阿达木单抗（adalimumab）肽图谱 LC-MS/MS 分析工作流程

基于优化的 LC-MS/MS 工作流程，通过过滤辅助样品制备 (FASP) 对阿达木单抗 (Humira) 绘制低伪影胰蛋白酶酶解和肽图谱。

利用Amicon® Ultra超滤离心管纯化血清多肽以进行MALDI质谱分析

生物标志物在药物发现和开发中起关键作用，

Accurate Biological Testing for Amphetamine and Methamphetamine Abuse Using Chiral HPLC and MS Detection

Optimized sample prep and chiral chromatography methods for the LC/MS analysis of these drug enantiomers in urine

Fast and Accurate LC-MS Analysis of Vitamin D Metabolites Using Ascentis® Express F5 HPLC Columns

Fast and Accurate LC-MS Analysis of Vitamin D Metabolites, Using Ascentis® Express F5 HPLC Columns from Supelco®

Measurement of acetic acid vapor in the workplace using passive sampling SPME and on-fiber derivatization with 1-pyrenyldiazomethane: Comparison with active sampling

Measurement of acetic acid vapor in the workplace using passive sampling SPME and on-fiber derivatization with 1-pyrenyldiazomethane: Comparison with active sampling.

GC Analysis of PBDE Flame-Retardant Compounds

Determination of Quinine in Tonic Water and Caffeine in Coffee and Cola Drinks Using TLC-MS

HPTLC–MS analysis of quinine in tonic water and caffeine in coffee and cola drinks. Tonic and cola drinks decarbonized through ultrasonication, and coffee extracted through PTFE filter.

Qualitative Thin Layer Chromatography Analysis Ginkgo

Qualitative Thin Layer Chromatography Analysis of Flavonoids and Quantification of Terpene Lactones in Ginkgo Biloba Extracts and Tablets

Determination of Lactose in Dairy Products Using TLC-MS

Straightforward HPTLC-MS analysis of lactose in dairy products (milk or yoghurt) using only protein crash, centrifugation and dilution as sample preparation.

Reversed-Phase HPLC Analysis of Insulin Variants and Analogs by UV and Mass Spectral Detection

Insulin is an approximately 6000 Da peptide hormone used to regulate the glucose concentration in blood. There are several different forms of insulin that are both natural and recombinant; the recombinant forms have been engineered to improve pharmacokinetic properties. A

LC/MS Analysis of Nucleotides on SeQuant ZIC-cHILIC

HILIC separation is an alternative that permits sensitive MS detection and without the use of ion-pair reagents.

HPLC Analysis of Isocyanates on Titan™ C18

Fast LC-MS-MS Analysis of 25-Hydroxyvitamin D2 and 25-Hydroxyvitamin D3

We presents a robust method for analyzing 25-hydroxyvitamin D3 and 25-hydroxyvitamin D2 in serum using a multiplexed LC-MS-MS system.

Metabolites – A Serious Challenge for LC/MS Separations and Usual Detection Techniques

We offer the tools for the analysis of the metabolites; including certified reference standards, enzymes, substrates, and chromatographic products.

GC Analysis of Aldehydes (PFBOA Derivatives) in Beer on SLB®-5ms after SPME using a 65 µm PDMS/DVB Fiber

Separation of null

Antibody Drug Conjugate Mimic Enables LC-MS Method Development Without Risk

Here we show how LC and MS methods may be optimized using a non-toxic surrogate of the ADC, an “ADC-mimic”, that behaves very similarly to the Cys-linked ADC Adcetris (Seattle Genetics).

Mass Spectrometry Metabolite Library Protocol

MSMLS™ (Mass Spectrometry Metabolite Library of Standards) is a collection of high quality small biochemical molecules that span a broad range of primary metabolism. These are high purity (>95%) compounds supplied in an economical, ready-to-use format.

radiello® Diffusive Air Sampling Application - Volatile Organic Compounds (VOCs) Thermally Desorbed

Volatile organic compounds are trapped by adsorption and recovered by thermal desorption, analysis is performed by capillary gas chromatography and FID or MS detection.

GC/MS Analysis of Ethanol in Low Alcohol Beer on SUPELCOWAX® 10 after Headspace SPME using a 100 µm PDMS Fiber

GC/MS Analysis of Ethanol in Low Alcohol Beer on SUPELCOWAX® 10 after Headspace SPME using a 100 μm PDMS Fiber

Clinical Application of SPME: Analysis of VOCs in Exhaled Breath as Cancer Biomarkers

This report demonstrates the potential of solid phase microextraction as a clinical research tool for the extraction of VOCs associated with lung cancer from human breath.

Chiral LC-MS/MS of D- and L-2-Hydroxyglutaric Acid Biomarkers

We describe here a rapid and sensitive method to separate and measure D-2-OHG and L-2-OHG enantiomers using high-resolution mass spectrometry (HRMS) detection.

GC Analysis of Terpenes in Hops (Cascade Variety) on Equity^®-1 after Headspace SPME using 50/30 µM DVB/CAR/PDMS Fiber

-ß-Farnesene; Humulene; γ-Muurolene; γ-Selinene; Geranyl isobutyrate; ß-Selinene; a-Muurolene; a-Selinene; γ-Cadinene; Calamenene; Δ-Cadinene; Caryophyllene oxide; Humulene oxide

Testing Food for Fipronil Contamination

Test your food for fipronil contamination using our analytical standards, certified reference materials, solvents, and columns for analysis.

LC/MS Analysis of Phospholipids in Milk on Ascentis^® Express HILIC after SPE using Supelclean^™ Si, Shotgun HPLC Analysis

(soybean), ≥97%; L-α-Phosphatidylethanolamine from egg yolk, Type III, ≥97% (TLC), lyophilized powder; L-α-Phosphatidylcholine, from egg yolk, Type XVI-E, ≥99% (TLC), lyophilized powder; Sphingomyelin, from chicken egg yolk, ≥95%

2-Hydroxyglutarates Analysis by LCMS

Reversed phase application for the analysis of S-2-hydroxyglutaric acids and R-2-hydroxyglutaric acids by chiral LCMS, using a CHIROBIOTIC® R Column.

Online SPE/LC-MS Method for the Rapid Analysis of Thyroid Hormones in Plasma

Determination of the thyroid hormones T4, T3 and rT3 from plasma using an Ascentis Express RP-Amide cartridge to trap the analytes, and a Phenyl-Hexyl column to resolve them.

LC-UV-MS Method Development for Antibody Drug Conjugates Using a Non-Toxic ADC-Mimic

SigmaMab Antibody Drug Conjugate Mimic, is a non-toxic drug mimic utilized as a standard for mass spectrometry and high performance liquid chromatography.

Acrylamide in Food

Acrylamide analysis has been a very hot topic since the chemical was identified in food in 2002 by researchers at the Swedish National Food Administration.

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