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PES (Personal Exposure Sampler) a compact, cutting-edge device that revolutionizes air quality assessment for personal exposure studies. Our innovative PES features a sophisticated control system that allows researchers to customize and independently manage six sampling channels, offering unparalleled flexibility in experimental design and pollutant collection. By integrating advanced analytical methods, the PES delivers high-resolution temporal data on both particulate matter (PM) and VOCs, empowering you to gain deeper insights into air pollutant composition.

High time resolution

High time resolution of integrated sampling from 1h to 24 for each channel

Independent sampling channels

Six independent channels for user programmed sequential sampling

Ultra compact and light weight

Ultra compact and light weight for portable and personal application

PES-PM F6

PES-PM F6 is compatible with various 47 mm filter membranes including Teflon, Quartz, and Polycarbonate, employing innovative technology to concentrate particles onto a 6 mm diameter spot. This approach ensures high particle accumulation per unit area and enables multiple samplings on a single filter. Equipped with a micro-impactor for precise PM?.? or PM?? selection, featuring extended battery life with replaceable batteries.

PES-Gas C6

PES-Gas C6 accommodates six DNPH cartridges, utilizing a micro-electromechanical system to precisely control sampling channel activation, ensuring systematic sampling across the cartridges. It features a compact ozone removal component, maintaining high ozone elimination efficiency without introducing additional air resistance. The customizable adsorption tube tray allows users to adapt the device to various cartridge specifications, enhancing its versatility.

PES-Gas T6

PES-Gas T6 employs traditional chemical absorption tubes as sampling medium in 6 independent channels, each programmable by user for set duration and intervals. Precise flow control ensures accurate air volume calculation for the estimation of sampling volume. Various VOCs species can be offline analyzed for unpreceded hourly resolution samples.

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Sapiens Lotus PES

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Sapiens Lotus PES

The PES-Gas C6 gas sampler is equipped with a 6-channel DNPH sorbent tube system. Its micro-electromechanical control system precisely regulates the opening and closing of sampling channels, enabling automated sequential sampling across the sorbent tube array. The compact ozone scrubber maintains high ozone removal efficiency without introducing additional airflow resistance. Featuring a modular sorbent tube tray design, it allows users to flexibly replace tubes of different specifications, significantly expanding the device's application scenarios.

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Sapiens Lotus PES

The PES-Gas T6 gas sampler employs traditional chemical absorption impingers as independent sampling media across its six channels, with each channel allowing for customizable sampling duration and interval cycles. An precise flow control system ensures accurate air volume measurement, providing a reliable data foundation for pollutant concentration calculations. This unit is capable of collecting samples with hourly time resolution, supporting the offline analysis of various volatile organic compounds (VOCs) and thereby providing technical support for high-precision pollutant source apportion

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