Method adopting ultra-high performance liquid chromatography-quadrupole static electric field track ion trap mass spectrum for screening corrosion remover in milk and dairy products
A technology of ultra-high performance liquid phase and ion trap mass spectrometer, applied in the field of ultra-high performance liquid chromatography-quadrupole electrostatic field orbit ion trap mass spectrometry screening, can solve the problems of complex pretreatment operations, high cost of materials and equipment, and achieve Fast positive and negative switching scan mode, accurate qualitative and quantitative results, and the effect of saving analysis time
- Summary
- Abstract
- Description
- Claims
- Application Information
AI Technical Summary
Problems solved by technology
Method used
Image
Examples
Embodiment Construction
[0034] The invention provides an ultra-high performance liquid chromatography-quadrupole electrostatic field orbital ion trap mass spectrometry screening method for preservatives in milk and dairy products, which is characterized in that the equipment used in the method includes ultra-high performance liquid chromatography- Quadrupole electrostatic field orbital ion trap mass spectrometer. Include the following steps:
[0035] First, milk and dairy product samples were extracted and purified using the optimized QuEChERS method;
[0036] Secondly, ultra-high performance liquid chromatography-quadrupole electrostatic field orbit ion trap mass spectrometry (Q-Orbitrap) was used for screening, using electrospray ionization source (ESI) and full scan / data dependent acquisition (Full MS / dd-MS 2 ), full scan / variable data-independent acquisition (Full MS / vDIA), full scan / full ion fragmentation acquisition (Full MS / AIF) three scan modes to obtain complete primary and secondary mass s...
PUM
Property | Measurement | Unit |
---|---|---|
collision energy | aaaaa | aaaaa |
Abstract
Description
Claims
Application Information
- R&D Engineer
- R&D Manager
- IP Professional
- Industry Leading Data Capabilities
- Powerful AI technology
- Patent DNA Extraction
Browse by: Latest US Patents, China's latest patents, Technical Efficacy Thesaurus, Application Domain, Technology Topic, Popular Technical Reports.
© 2024 PatSnap. All rights reserved.Legal|Privacy policy|Modern Slavery Act Transparency Statement|Sitemap|About US| Contact US: help@patsnap.com