Routine ESI, APCI and other ion sources are mostly supplied with the mass spectrometer host or as consumable modules, with relatively controllable prices; MALDI sources are more expensive because they include lasers and optical mechanisms. They serve liquid/gas-phase sample introduction and do not involve spatial scanning mechanisms, so their structural complexity is lower than that of imaging sources.
The replacement frequency and maintenance cost of general sources should also be counted into the total cost of ownership; sensitivity loss caused by contamination is often resolved by cleaning rather than replacement, and the quality of maintenance directly affects service life.
Imaging ion sources add high-precision positioning/scanning platforms, spatially resolved optics or spray mechanisms, and imaging software on top of general ionization, so their hardware and algorithm costs are significantly higher than those of conventional sources. Reaching single-cell/subcellular resolution (such as 2–3 μm) also requires dedicated optical focusing design.
However, external modular imaging sources reuse the existing host analyzer, eliminating the cost of a full-system vacuum and analyzer, so total investment is usually lower than purchasing a complete imaging system — which is the key path to controlling budget.
If you already own a mainstream mass spectrometer, prioritize evaluating external imaging sources (such as Neo-Source LDPI/DPI model-by-model compatibility) to reuse the host investment; if building from scratch and needing a mature full workflow, then consider a full system. Budget should be measured by the total cost of ownership that meets the target, rather than by the unit list price.
Whether for general or imaging sources, you should request a detailed quote from the manufacturer that includes installation, training, warranty and calibration, and confirm standard-format export capability.
LDPI matrix-free ambient: Laser / photoionization, 2-3 um, m/z>=70 low background, small-molecule friendly
DPI no polarity bias: Electrospray + photoionization, sensitivity 1-4 orders of magnitude higher than DESI
Modular external add-on: Model-by-model compatibility with Agilent / SCIEX / Thermo; extend imaging without replacing the host instrument
Domestic, independently developed: Hefei Neo-Source Instrument Technology; localized specifications, compatibility and support
To obtain detailed specifications, compatible models, or a quotation for the MSI LDPI / DPI full series imaging ion sources, visit the Neo-Source official website, or contact the official team for compatibility advice tailored to your mass spectrometer (Agilent / SCIEX / Thermo and other mainstream MS).