Botanical Information Zingiber ottensii Valeton (procuring samples)

Synonyms No synonym

Sample preparation Place about 1.0 g of the powdered drug in a glass-stoppered conikal flask. Macerate with 10 mL of methanol for 24 hours, Filter the mixture solution through a filter paper and use the filtrate as the test solution
Mobile phase Toluene, ethyl acetate 93:7 (v/v)
Derivatization Spray with anisaldehyde reagent, and heat the plate at 100°C for 10 min