polarographic dissolved oxygen sensor The performance index of polarographic dissolved oxygen sensor is in the domestic leading position. Our company - Shanghai Boqu Instrument Co., Ltd. didn't design to industry standards, we design and develop beyond them. Adopting only the highest quality sustainable materials, the product is China-made with purity, craft and timeless appeal in mind. It meets some of the world’s most stringent performance standards.

BOQU polarographic dissolved oxygen sensor Quality services offered at BOQU Water Quality Analyzer is a fundamental element of our business. We have adopted several methods to improve quality service at our business, from having clearly defined and measured service goals and motivating our employees, to utilizing customer feedback and updating our service tools to better serve our customers.ammonia water sensor,nitrogen sensor,dissolved nitrogen sensor.