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.
