Congratulations to Qingdao LuminSens Marine Technology Co., Ltd. for successfully passing the high-tech enterprise certi...
What does dissolved oxygen mean?The molecular oxygen in air dissolved in water is called dissolved oxygen. The content o...
Drinking water is an important foundation for the sustainable development of modern cities, and providing safe, reliable...
In daily life, water from different locations and types has different pH values, namely acidity and alkalinity. So, what...
The Hygienic Standards for Drinking Water (GB 5749-2006) cover 106 water quality indicators, including 20 sensory and ge...
The testing method standards in our country include: "Determination of dissolved oxygen in water - Iodometric method" (G...
Drinking water laboratory equipment is mainly used for testing the quality of drinking water. Tap water laboratory equip...
The dissolution of molecular oxygen in the air in water is called dissolved oxygen. The content of dissolved oxygen in w...
Chemical oxygen demand, also known as chemical oxygen demand, abbreviated as COD. It is the use of chemical oxidants (su...
How to detect COD in sewage?Most people would definitely say to use the national standard method, but the national stand...
The determination of dissolved oxygen is the main means of detecting water environmental pollution, therefore, it is par...
Chemical Oxygen Demand (COD) is a chemical method used to measure the amount of reducing substances that need to be oxid...
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