WATER QUALITY PARAMETERSsteemCreated with Sketch.

in water •  7 years ago 

The quality of water is an important parameter to be determined in order to decide the type of application or treatment required. The followings are some important parameters of quality of water.
1.Physical parameter
2.Chemical parameter
3.Biological parameter

1.Physcial parameter;
Colour;
Colour is a shade impared by organic or inorganic material,which change thr appearance of the water.
Sources;
Organic sources ~algae,tannis , humic compounds .
Inorganic sources~fe &mn compounds .
Removal of colour;
Colour & colour producing are removed by coagulation,settling,adsorption.
Tastes and odours;
Disagreeble odours and tastes are objectionable for various industrual processes such as food products ,beverages,textiles,paper,pulp.
Sources;
organic; algae&decaying vegetation.
Inorganic;mercaptans ,amines and sulphates.
Removal of tastes and odours;
Inorganic tastes due to H2s or iron may be remo ed by chemical methods like oxidation,chlorintion.
Turbidity and sediments;
Turbidity is the reduction of clarity of natural water due to presence of finely divided,insoluble impurities suspended in water.
Sources;
Inorganic sources;clay,silt,silica,calcium carbonate.
Organic sources; finely divided vegatable or animal matter,oils,fates,micro organisms.
Removal of turbidity and sediments; followed by the
1.coagulation &filtering
2.coagulation&settling
3.coagulation,settling& filtering.

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