The Dwyer Instruments PPM-221 is a professional-grade portable particle counter ideal for maintaining sterile environments in laboratories, pharmaceutical facilities, and semiconductor cleanrooms. This compact yet powerful device provides precise particle count data, ensuring compliance with industry standards for air cleanliness.
Key Features:
Measures airborne particle sizes: 0.3, 0.5, 1.0, 5.0 µm
LCD display for real-time particle count and concentration data
Built-in internal pump for continuous operation
Rechargeable battery for extended portable use
User-friendly interface with easy-to-read digital output
Data logging capability for tracking and reporting
Lightweight, ergonomic design for easy handling
Compatible Chemicals:
Compatible with cleanroom environments that require particle-free air but is not intended for direct contact with chemicals.
Included Accessories:
Carrying case for secure transport
Rechargeable battery and charger
Calibration certificate
Compliance:
Complies with ISO 14644-1 for cleanroom standards
GLP (Good Laboratory Practice) compliant
Benefits for Lab Users:
The Dwyer Instruments PPM-221 provides lab users with an easy-to-use, reliable tool for monitoring particulate contamination in cleanrooms. Its portability and user-friendly interface ensure that operators can perform quick assessments and maintain required cleanliness levels. The rechargeable battery and data logging capabilities make it ideal for mobile inspections and record-keeping, while its compliance with international standards guarantees that air quality measurements meet the highest industry requirements.




