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TSI Inc.

TSI Incorporated serves a global market by investigating, identifying and solving particle and fluid mechanics measurement problems. As an industry leader in the design and production of precision measurement instruments, TSI partners with research institutions and customers around the world to set the standard for measurements relating to aerosol science, air flow, indoor air quality, fluid dynamics and biohazard detection. With headquarters based in the U.S. and field offices throughout Europe and Asia, TSI has established a worldwide presence in the markets we serve. Every day, dedicated TSI employees turn research into reality.
j.j. bos b.v. is recognized as TSI Gold Sales business partner:


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More information

  • Google Street View car monitoring air quality

    luchtkwaliteit amsterdam
    Since a few months you may encounter 2 Google Street View cars in the Amsterdam area to map the air quality at street level. Utrecht University (IRAS) is responsible for […]
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  • New range butanol CPC’s

    This year TSI is launching a new family of butanol based condensation particle counters (CPC): the CPC’s 3750, 3752 and 3756, replacing the models 3772, 3775 and 3776 respectively.
    Read more



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