Research

Unrivaled Airborne Chemistry Insights

Capture unparalleled data, power breakthrough publications, and reveal chemistry no one else can.‍

Deploy Fast,
Discover Together

End-to-End, Zero-Hassle Workflows

MION2 ionization system integrated seamlessly with an Orbitrap™ engine, uniting multi-pressure ionization, versatile sampling (gas, filter, particle) and cloud analytics in one cohesive platform.
Collaborate & Pioneer

Join universities and institutes already using Karsa technology to decode atmospheric reactions, sharpen climate models and shape evidence-based air-quality policy. We foster community work through regular user meetings and seminars.

Explore how

MION2 Orbitrap

Fully integrated solutions. From sample acquisition to data analysis.
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MION2

High performance system for sensitive and selective ionization at atmospheric pressure.
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Resources

White paper: The Next Decade of Atmospheric Science Will Be Driven by High-er Resolution

This white paper explains how insufficient resolution leads to ambiguity—and how new high-resolution mass spectrometry is essential for identifying what truly matters in air chemistry.
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Mobile Orbitrap Mass Spectrometry: Stability and Performance in Motion

Historically, Orbitrap mass spectrometers have been considered large, power-intensive, and lab-bound instruments -- but times have changed!
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Nature: Study of new particle formation from isoprene using MION

A December 2024 Nature study reveals how isoprene emissions drive new particle formation in the upper troposphere. A MION2-CIMS provided key measurements, detecting species critical to nucleation and growth under extreme conditions.
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Analytical Chemistry: Introducing Multi-Pressure Chemical Ionization Mass Spectrometry

MPCIMS enables simultaneous detection of Volatile Organic Compounds and their oxidized reaction products within a single gas stream.
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News

Karsa Enters Chinese Market with Demo Site Installation at Fudan University

18.7.2025
Research
We are excited to announce that Karsa Ltd has entered into a Demo Site Agreement with Fudan University, marking another step forward in expanding access to our Multi-Pressure Chemical Ionization technology to customers in China.
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Upcoming Webinar: Harnessing MPCI with Solid-State Reagents

13.6.2025
Research
We’re excited to invite you to a 45-minute live webinar on July 2, 2025, where our lead developers will showcase the latest advances in Multi-Pressure Chemical Ionization (MPCI) using all-solid-state reagent for nitrate (NO₃⁻), uronium (from urea), and fluoranthene.
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Karsa Presenting at ASMS 2025 in Baltimore

28.5.2025
Research
Karsa will be attending the ASMS Conference on Mass Spectrometry and Allied Topics in Baltimore, June 1–5, 2025. Our team will present new developments in chemical ionization mass spectrometry, including novel reagents, instrumentation, and application workflows.
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