How do simple methods and instruments test drinking water quality?
The TDS value represents the total amount of dissolved substances contained in each liter of water (mg). According to experience and related information, generally less than 50, safe to drink.In order to strictly control the water quality, it should be checked according to the national drinking water standard.
You can use the test paper pH pH, the standard of drinking water is 6.5 ~ 8.5; see water turbidity and visible through the glass plate, smell the smell, the qualified water is colorless, transparent and free of impurities; after boiling, who did not appear discoloration, oxidation of iron and manganese etc. after that discoloration of the metal is not high; after boiling, if there is no white precipitate that hardness is low, but if there is not much, not what problem
The easiest way is to find a TDS test pen and measure it in the water. This kind of test pen usually in the water machine dealer there will be, tell him to see a home water quality or direct some water to his shop test, will not be rejected.
