TSI P-Trak 8525 Ultrafine Particle Counter

The TSI P-Trak 8525 Ultrafine Particle Counter detects particles from 0.02 to 1 µm and provides real-time measurements of ultrafine particle concentrations up to 5 × 10⁵ particles/cm³. It operates with a sample flow rate of 100 cm³/min and uses 100% isopropyl alcohol as a working fluid. The unit logs up to 1,000 hours of data and operates on 6 AA batteries for up to 6 hours. It is used for identifying indoor air quality issues and monitoring pollutant sources in workplace environments.

Product Info Related Products

Particle Size Range	0.02 - 1 µm
Concentration Range	0 to 5 × 10⁵ particles/cm³
Sample Flow Rate	100 cm³/min
Total Flow Rate	700 cm³/min (nominal)
Data Logging Capacity	1,000 hours at 1-minute intervals; max 141 tests
Single Point Storage	470 data points
Operating Temperature Range	32 - 100°F (0 - 38°C)
Storage Temperature Range	-40 - 160°F (-40 - 70°C)
Alcohol Type	100% reagent grade isopropyl