LIBROS DEL AUTOR: saiyad mamta

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  • Polymer Flocculant
    Saiyad Mamta
    Water is the lifeblood of the environment, essential to the survival of all living things and everything must be done to maintain its quality for today and the future. Water quality is a characteristics of water, usually in respect to its suitability for a particular purpose. Acceptable values for each of these parameters depend on the use,not on the source of the water and hen...
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    60,37 €