Knowing that inoperative or defective instruments are as detrimental to TSI as they are to our
customers, our service policy is designed to give prompt attention to any problems. If any
malfunction is discovered, please contact your nearest sales office or representative, or call
TSI’s Customer Service department at 1-800-874-2811 (USA) or (651) 490-2811.
Scanning Mobility Particle Sizer and SMPS are trademarks of TSI Incorporated. Aerosol
Instrument Manager is a registered trademark of TSI Incorporated.
Microsoft and Windows are registered trademarks of Microsoft Corporation.