Our working time is 9 a.m. to 6 p.m. (Beijing Time). You can send us an email whenever you want and we will reply as soon as possible. We ask for understanding if we did not always respond on time. Outside working hours, we would still do our utmost to meet your requirements through our line and email.

With high quality support, Shanghai Boqu Instrument Co., Ltd. is reliable by clients. Boqu Instrument has created a number of successful series, and industrial level meter is one of them. BOQU online dissolved oxygen meter has ensured quality. It has been evaluated for raw materials and processes through a series of quality management inspection tests such as color shading and wash color fastness (friction test). It is widely used in the thermal power plants, pharmaceutical industry, biochemical industry, etc. BOQU has gained more fame for its spectacular portable ph conductivity meter. It promotes a high chemical reaction speed.

We will continue to improve the quality of our products and services to increase customer satisfaction and maintain our position as the world's leading manufacturer of high-quality products. Get an offer!