What is the test used for identification of senna ?

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V.B.S.Aishwarya's picture


Identification test 1. Borntrager's test 3ml extract + Boil & filter To cold filtrate Dil. H2SO4 Add benzene / CHCl3 & shake Add NH3 Ammonia layer turns pink / red Separate the organic layer

2. Modified Borntrager's test 5ml extract + D for 5 min. Boil & filter 5ml of FeCl3 To cold filtrate Add benzene + / CHCl3 5ml of Dil. HCl. & shake Ammonia layer turns Add NH pink / red 3 Separate the organic layer

3. Magnesium acetate solution test: - in methanolic extract add magnesium acetate solution give orange color.






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