Dissolved oxygen is a measure of the amount of gaseous oxygen contained in water. Healthy waters that can support life must contain dissolved oxygen (DO). Dissolved Oxygen enters water by: direct absorption from the atmosphere. rapid movement from winds, waves, currents or mechanical aeration.

Dissolved oxygen is an important indicator that reflects the self-purification ability of water. In the past 50 years, the current method and polarography method have been used to measure dissolved oxygen. This has played a very important role in the monitoring of dissolved oxygen in municipal and i

The Probest is a trust-worthy company in China. Government invites probest to introduce water quality test machines to 10 contries friends. Fuzhou Probest the water is realiable trusted manufacturer sensors

VietWater 2019 was successfully held on Nov. 6 to Nov.8 at Convention Center, Indonesia. INDO WATER 2019 is the biggest Expo & Forum for the fast growing water, wastewater and recycling technology in Indonesia. More than 10,000 industry buyers came here to communicate the latest water and wastewat test technology.