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SEPARATION TECHNIQUES - INTRODUCTION

SEPARATION TECHNIQUES -INTRODUCTIONSIVASWAROOP OF SEPARATION TECHNIQUES :TO IDENTIFY WHAT TO BE SEPARATED FROM OBTAIN IMPORTANT AND PURE REMOVE UNWANTED PARTICLES. TYPES OF SEPARATION TECHNIQUES : SEPARATION TECHNIQUES are classified based on type of mixtures: SEPARATION techniquesFor solid in liquid mixturesHomogenous:1. Evaporation 2. Distillation 3. centrifugationHeterogenous:1. Sedimentation / gravitation 2. Filtration 3. Magnetic separation4. Fractional distillationFor liquid in liquid mixturesHomogenous:1. Simple or fractional distillation. 2. Chromatography Heterogenous:1. Partition SEPARATION using funnel MAGNETIC ,soitusefulonlyforcertainsubstancessucha sferromagnetic(materialsstronglyaffected bymagneticfields)andparamagnetic(materia lsthatarelessaffected,buttheeffectisstil lnoticeable).Thismethodinvolvesthesepara tionofmagneticsubstancesfromnon-magnetic substancesbymeansofmagnet.

different components in a liquid mixture. •The mixture is dissolved in a fluid called the mobilephase,which carries it through a structure holding another material called the stationaryphase. •Chromatography is vast separation technique which has many methods or has different principles of separation involved.

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