Botanical Information Amomum tsao-ko Crevost & Lemarié (under development)

Synonyms Amomum hongtsaoko C.F.Liang & D.Fang
Common name (en) Amomum tsao-ko
Common name (vi) Thảo quả

Sample preparation Distill a quantity of powdered sample with water, the volatile oil is produced. Take 0.5 mL of volatile oil and add ethanol to 10 mL
Mobile phase n-Hexane, ethyl acetate 17:3 (v/v)
Derivatization Spray with a 5% solution of vanillin in sulfuric acid and heat the plate at 105°C for 2 min