How to Evaluate the Extractive Values: The extractive values of crude drugs are those constituents which can be extracted from the drug by using solvent. These are generally alkaloids, glycosides, tannins etc. The determination of these values is important from the pharmacognostical and pharmacological point… Read More »How to Evaluate the Extractive Values of Crude Drug?
How to determine the Ash Values?: The content of the minerals in plant ash is variable and dependent on the geological source of the parent material. The abundance and type of minerals present in plant ash can provide information about the suitability of the parent… Read More »How to determine the Ash Values of the Crude drug?