Botanical Information Piper betle L. (procuring samples)
| Synonyms | Artanthe hexagyna Miq. |
| Betela mastica Raf. | |
| Chavica auriculata Miq. | |
| Chavica betle (L.) Miq. | |
| Chavica chuvya Miq. | |
| Chavica densa Miq. | |
| Chavica siriboa Miq. | |
| Cubeba seriboa Miq. | |
| Piper rubroglandulosum Chaveer. & Mokkamul | |
| Piperi betlum (L.) St.-Lag. | |
| Common name (en) | Betel |
| Common name (ar) | تنبول |
| Common name (de) | Betelpfeffer |
| Common name (es) | Betel |
| Common name (fr) | Bétel |
| Common name (hi) | पान |
| Common name (ja) | キンマ |
| Common name (ko) | 베틀후추 |
| Common name (nl) | Betelpeper |
| Common name (ru) | Бетель |
| Common name (th) | พลู |
| Common name (vi) | Trầu không |
| Common name (zh) | 蒌叶 |
| Sample preparation | Weigh about 0.5 g of P. betle dried leaf powder in a 50 mL screw-capped conical flask and add 10 mL of methanol. Macerate the mixture on water bath for 1 hour at 600 C. Cool the mixture to room temperature and filter. Use the filtrate as test solution |
| Mobile phase | Toluene, ethyl acetate 48:2 (v/v) |
| Derivatization | No derivatization |
| Sample preparation | Toluene extract |
| Mobile phase | Chloroform, toluene 75:25 (v/v) |
| Derivatization | Spray with vanillin-sulfuric acid reagent and heat the plate for 5-10 min at 110°C |
| Sample preparation | Macerate 2 g of the sample in powder with 20 mL of chloroform for 24 hours. Filter it. Evaporate the filtrate under reduced pressure at 40°C until dryness, and dissolve the residue in 2 mL of chloroform |
| Mobile phase | Toluene, ethyl acetate 75:25 (v/v) |
| Derivatization | Spray with 20% phosphomolybdic acid in ethanol, and heat the plate at 105°C for 5 min |