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PTR-TOF 4000

Compact IONICON High-Resolution PTR-TOF-MS - Trace VOC Analyzer
Compact IONICON High-Resolution PTR-TOF-MS - Trace VOC Analyzer

Our smallest and lightest high-resolution PTR-TOFMS.
Detection limit: < 5 pptv
Sensitivity: > 600 cps/ppbv
Mass Resolution: > 4500


We present the new "2019 Performance Edition" of the PTR-TOF 4000, our compact, ultra-sensitive & high-resolution IONICON PTR-TOF real-time trace VOC analyzer.

It is our first high-resolution PTR-TOFMS built into the same small and lightweight layout known from our successful PTR-TOF 1000 series.

It also features the new hexapole ION-GUIDE for increased sensitivity & resolution and IONICON’s exclusive PTR technology with TRU-E/N™, ensuring precise E/N conditions, well-reproducible measurement results and the highest possible level of quantification accuracy.

Go for a high-resolution instrument with the new PTR-TOF 4000: our smallest, lightest and most affordable high-resolution PTR-TOF trace gas analyzer. Don't settle for anything less advanced.

Are you looking for even more performance? Get hold of our new premium product: PTR-TOF 6000 X2!

Technical Specifications:


Mass resolution

> 4500 m/Δm (FWHM) for m/z > 147
> 4000 m/Δm (FWHM) for m/z > 79

Response time < 100 ms

> 300 cps/ppbv for m/z 79
> 600 cps/ppbv for m/z 181

Detection limits

< 10 pptv for m/z 79 (in 10 sec)
< 5 pptv for m/z 181 (in 60 sec)

Linearity range 5 pptv - 100 ppbv
Pulse frequency up to 150 kHz
Adjustable flow 50 - 800sccm

Inlet system heating range

40 - 180°C

 (2nd inlet system and other inlet options on request)

Reaction chamber heating range 40 - 120°C
Weight < 135 kg
Dimensions (w x h x d) 60x91x80 cm (23.7 x 35.9 x 31.5 in.)
Power supply 100-230 V, max 1500 W

-Touchscreen display

8x DI/O, 2x AI, 2x AO

Selected optional features &

SRI/SRI+ options - SRI-MS technology
Multiplexing units
Find more options, application specific inlet systems and accessories here

Specifications are subject to change without prior notice.