Why do some waters smell bad? Many customers ask such questions when purchasing PH meter/dissolved oxygen meter/conductivity meter. At this time we have to pay attention, it is very likely that your aqueous solution contains corrosive substances! When you purchase the instrument PH meter / dissolved oxygen meter / conductivity meter, you should consider whether to choose PTFE material.
The clean water is a odorless, tasteless, colorless, transparent liquid, and the contaminated water will have an abnormal smell. The main causes of water odor are:
(1) The taste produced by the reproduction and decay of animals, plants or microorganisms in the water.
(2) The smell of organic matter in the water that is spoiled and decomposed.
(3) Dissolved gases such as sulfur dioxide (SO2), hydrogen sulfide (H2S), and nitrogen-hydrogen compounds (NH3).
(4) Dissolving the smell of salt or earth.
(5) The odor generated by the impurities contained in the industrial wastewater discharged into the water.
(6) Add the smell of chlorine in the water during the disinfection process.
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