直接MALDI-TOF MS快速鉴定病原体在血液等无菌体液中的应用研究，发现其可在30-60分钟内完成病原体鉴定，但存在革兰氏阴性菌识别率高于阳性菌及真菌的现象，主要受样本中微生物浓度、细胞壁结构及蛋白质提取效率影响，同时面临低灵敏度样本、基质干扰、多 ...

本研究对比了电喷雾离子源（ESI）与镍铬丝离子源在APi-ToF MS中的传输效率，发现ESI-P-DMA组合在降低质量依赖误差方面更优。通过优化电压配置和离子分离方法，建立了标准化的传输效率测量流程，为大气化学研究中的定量分析提供了可靠依据。 本研究旨在探讨 ...

What is time-of-flight mass spectrometry? How ToF MS has gained more interest since the commercialization of MALDI. Why a high-speed ADC is key to ToF MS performance. Mixed-signal front end that ...

The PTR-TOF 6000 analyzes trace VOCs using high-performance PTR-TOF-MS (proton transfer reaction time of flight mass spectrometry). It also incorporates X2 technology, enhancing both sensitivity and ...

MALDI-TOF MS yields absolute molecular weights not relative ones. MALDI-TOF MS is a fast and versatile method to address challenges in the synthesis or quality control of polymers. Structural features ...

(a) Total ion current chromatograms (TIC) of SQ extract by ultra-performance liquid chromatography-triple quadrupole time-of-flight mass spectrometry (UPLC-Triple-TOF/MS), negative ion mode; (b) TIC ...

Recently developed Matrix Assisted Laser Desorption Ionization Time of Flight Mass Spectrometry (MALDI-TOF-MS) requires innovative methods for designing automated liquid handling systems. An overview ...

TOFWERK is a profitable innovator in compact, ultra-fast time-of-flight (TOF) mass spectrometry for real-time air and semiconductor cleanroom monitoring, food, flavors & fragrances markets, and ...

Let us help you with your inquiries, brochures and pricing requirements Request A Quote Download PDF Copy Download Brochure The PTR-TOF 6000 combines a high ...

SANTA CLARA, Calif.--(BUSINESS WIRE)-- Agilent Technologies Inc., (NYSE: A) is introducing two new products at the 72nd ASMS Conference on Mass Spectrometry and Allied Topics. The Agilent 7010D Triple ...