Botanical Information Curcuma aeruginosa Roxb. (procuring samples)
| Synonyms | No synonym |
| Common name (en) | Pink and blue ginger |
| Sample preparation | Weigh about 5.0 g of C. aeruginosa dried rhizome powder of 0.106 mm size in a 100 mL screw cap conical flask. Add 50 mL of methanol and sonicate for 30 minutes (without temperature setting). Filter the mixture with filter paper and use the filtrate as test solution |
| Mobile phase | Dichloromethane, methanol 25:1 (v/v) |
| Derivatization | Derivatize with with Folin–Ciocalteu reagent and heat at 105ºC for 3 min |