Definition Tannins are a group of complex polyphenolic compounds found in many plants. They have the ability to form strong complexes with proteins, polysaccharides, alkaloids, and other macromolecules. Tannins are known for their astringent taste and their ability to precipitate proteins, which is why they are often used in tanning …
DeepakRajput 
Vanillin HCl Test – Definition, Procedure
The Vanillin HCl Test is a chemical method used to identify the presence of tannins in a given sample. This qualitative test relies on the reaction between tannins and vanillin in the presence of hydrochloric acid (HCl), resulting in the formation of colored complexes. Here’s a detailed note on the …
