Detergent : Basic detergents are surface active compound. The compound which get orient at the interface (Between water and air) and reduce interfacial tension/surface (The tendency of water of drawing the molecules from the surface towards the body is known as surface tension) are called active compound or detergent. Or A substance that consists the …
Continue reading Detergent and its classificationsAugust 2012
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Soap: Soap is a metallic salt of saturated (CnH2n+1COOH) or unsaturated (CnH2n+1COOH) Higher Fatty Acid. There may be pb, Mg, Ca or other metallic salts.But as detergents only Na or K salt of higher fatty acids, soap is made on a commercial scale by boiling natural oil or fatty oil which is used for soap …
Continue reading Soap and its Manufacturing Process1.Soda Lime Process 2.Base exchange process ( Permuted ) 3.Demineralization 4.Soda Alum 5.Aceration 6.Chelation on sequestration. Soda Lime Process: In this process, Hydrated lime and sodium carbonate are added to precipitate calcium and magnesium ions as compounds of low solubility. For temporary hardness, Ca(HCO3)2+Ca(OH)2 ———–à 2CaCO3↓+2H2O Mg(HCO3)+2Ca(OH)2 ———à 2CaCO3↓+Mg(OH)2+2H2O For Permanent Hardness, CaSO4+NaCO3 ————–à …
Continue reading Methods of Water Purification