2.To a given food sample copper sulphate solution and caustic soda are added. It turns
violet. This shows the presence of

2.To a given food sample copper sulphate solution and caustic soda are added. It turns
violet. This shows the presence of ________________ in the given food item.​

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  1. To a given food sample copper sulphate solution and caustic soda are added. It turns

    violet. This shows the presence of ____PROTEINS____________ in the given food item

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