ResourceSpectroscopy

Analysis of genotoxic nitrosamines in losartan and ranitidine active pharmaceutical ingredients

8 Oct 2020

In this application note, SCIEX describes how the sensitivity of the SCIEX QTRAP 4500 System allows quantification below current established limits for these compounds in the respective active
pharmaceutical ingredients, without extensive sample preparation.

QTRAP 4500 system

SCIEX

The QTRAP 4500 system takes the legendary 4000 QTRAP platform and intelligently re-engineers it to set a new benchmark for reliable quantitation and library searching – with 100-fold more full-scan sensitivity over basic triple quadrupoles in the same class.  The LC-MS/MS workhorse is intelligently re-engineered. As one of the only triple quadrupole instruments with optional Linear Accelerator Trap technology, the QTRAP 4500 system enables powerful, unique workflows that deliver a new level of confidence in your data. High-confidence library searching and fast eQ electronics for UHPLC: The 4500 series uses proven eQ electronics delivering polarity switching speeds of 50 msec and scan speeds of 20,000 Da/sec, creating a potent solution for detecting unexpected contaminants. Combined with a single comprehensive library of thousands of QTRAP spectra for library matching, contaminants at the lowest levels can be confidently identified on a UHPLC time scale.   Features: Simultaneously quantitate MRMs and perform full scan library searches for non-targeted contaminants. Achieve a 100X increase in full-scan sensitivity over triple quads providing an enhanced level of confidence for forensic toxicology applications. Boost selectivity with quantitative MRM3 workflows – and reduce the need for extensive sample cleanup or labor-intensive chromatography methods. Obtain comprehensive peptide sequence confirmation and simplify MRM assay development for peptide quantitation.  

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Analysis of genotoxic nitrosamines in losartan and ranitidine active pharmaceutical ingredients