Honeywell International Inc.

Rae Systems (shanghai) Inc.

Rae Systems, Inc.

Qian Zheng

Yan Mei Zhang

Ling Liu

Bing Chen

A gas detector includes an electrochemical gas sensor. The sensor includes a plurality of electrodes. At least one of the electrodes is formed of a catalyst/binder slurry which is halftone printed onto a substrate. The composite printed element and substrate are sintered to form the electrode.

Method of forming electrochemical gas sensor

Electrochemical gas sensor

The present invention discloses a sampling and detection device for detecting volatile organic content in water, comprising a hollow sampler () and a gas detector () connected to the sampler (). A side wall of a lower half of the sampler () is provided with more than one water inlet channel (), and a lower end is provided with a gas bubbler (). Said detection device ensures measurement accuracy and continuity while facilitating in-situ detection.

Device for sampling and detecting volatile organic compounds in water

Growing community of inventors

Shanghai, China

Qian Zheng