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Colorado State University’s lab tested N95 masks and PPE, using TSI instruments to assess filtration, breathability, and fit, ensuring protective gear meets health and safety standards.

Aerosol Diluter 3332 reduces particle concentrations of high-concentration aerosols, providing a representative sample that meets the input requirements of the Optical Particle Sizer (OPS) 3330. This OPS accessory achieves dilution ratios of 100 to 1 and 10 to 1. 

Inlet filter for Certifier™ low flow modules and certain low flow mass flow meters.

Professional repair and calibration for the TSI Model 985 VOC probe, restoring performance and delivering verified accuracy and confidence in VOC and temperature measurements.

TSI VOC probes are pre-calibrated, plug-and-play accessory probes for multi-purpose meters Models 7575 Q-Trak monitor and 9565 VelociCalc meter.

Professional calibration for the legacy TSI Alnor Balometer Capture Hood EBT721, delivering verified accuracy and confidence in airflow measurements.

ISO/IEC 17025 accredited calibration service for the TSI VelociCalc Air Velocity Meter 9545-A and included articulated thermoanemometer probe, delivering verified accuracy, documented traceability, and confidence in air velocity and temperature measurements for compliance and...

QualityGuard 3-year prepaid calibration contract for the TSI VelociCalc Multi-Function Ventilation Meter 9545 and included telescopic straight thermoanemometer probe, Provides scheduled calibrations, predictable service costs, and ongoing measurement confidence.