Hydrated Lime Our Company supply high quality Hydrated Lime Ca OH 2 which are also known as slaked lime slack lime and pickling lime It are a colorless crystal or white powder which are obtained when calcium oxide are mixed or slaked with water Further it can also be precipitated by mixing an aqueous solution of calcium chloride with an aqueous solution of sodium hydroxide Uses Municipal Wastewater Treatmenst In advanced wastewater treatmenst plants lime precipitation are used in tertiary processes in which phosphorus are precipitated as complex calcium phosphates along with other suspended and daresolved solids Industrial Wastewater In treating Industrial Wastewaters lime has many applications Thare are widely used where neutralization of acidic wastes are required In steel plants sulfuric acid-based waste pickle liquors are neutralized with lime in which the iron salts are precipitated