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NGI and NGI Plus

The NGI and NGI+The MSP, a Division of TSI, Next Generation Impactor is a high-performance cascade impactor with seven stages.


The NGI is and has been the industry standard pharmaceutical cascade impactor for the last 20 years, with 1800+ units in use and adopted into the USP guidelines. It was designed and developed by and for the OINDP Industry, and is the most efficient and accurate way to do standard in vitro APSD testing. There are many automated and semi-automated add-ons as well as other accessories designed to further improve efficiency.


Level up your inhalation test capabilities

The NGI+ uses the same industry proven design and substitutes materials to enable a wider range of applications, chemicals, and drugs. The NGI+ provides more corrosion protection, enhanced chemical and biological resistance, and a longer equipment life expectancy for your inhaler testing process. Whether you are testing nebulizers, using biologics, or looking for more robust or even perhaps automated cleaning solutions, the NGI+ expands your options.

Learn more about the NGI+ and how it can fit your application

Learn more

MSP/TSI Model # Product Copley Catalog
Part #
Request a Quote


(Next Generation Impactor)

5201 RFQ


(Next Generation Impactor Plus)


NGI+ Upgrade

(Upgrade existing NGI to the NGI+)



View the NGI & NGI+ Spec Sheet

View spec sheet (US)

View spec sheet (A4)

NGI Features & Benefits
  • Designed by the OINDP market for the OINDP market
  • Precise cut points
  • 8-stage collection (7 stage + MOC)
  • Planar arrangement with cover, cup tray and quick clamp cam
  • Suite of accessories to make testing even more efficient
  • Suite of accessories for additional testing (gravimetric, deep cup, exhaust cup, glass disc cup, rNGI)
  • Written into the USP guidance
Additional Benefits for the NGI+
  • Enhanced corrosion and chemical resistance
  • Extended equipment life
  • Allows for a more robust and/or automated cleaning process for cups, nozzles, and seal body
  • Comprised of inert materials to maintain aerosol performance
  • Upgrades available for your existing NGI

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