（Pre-order）Temtop PMS 31 High Precision Remote Particle Counter for High-Purity Monitoring

* Customers outside the USA need to pay taxes on their own. We will arrange the shipment within 30 working days after your payment. The PMS 31 is a high-precision remote particle counter designed for professional cleanroom and industrial air quality monitoring. Built for reliability and accuracy, it features a 7-channel particle size detection system and a powerful built-in 28.3 L/min vacuum pump for high-volume sampling. Engineered with industrial-grade components, the PMS 31 delivers stable, long-term operation in demanding environments such as semiconductor, pharmaceutical, and precision manufacturing facilities. Its metal housing ensures durability and strong anti-interference performance. All instruments are ISO 21501 and JJF 1190-2008 compliant, ensuring measurement traceability and consistency with global standards. Key Features Seven-channel monitoring: 0.3 μm, 0.5 μm, 0.7 μm, 1.0 μm, 2.5 μm, 5.0 μm, 10 μm High flow rate: 28.3 L/min (±5%) for fast and accurate particle sam