... 2. Lagerstoemia Spesiosa L. 3. Corosolic acid 2%, 3%, 5%, 20%, 4. brown powder High quality Banaba leaf extract, plant ... HPLC)2. Corosolic Acid 3%(HPLC)3. Corosolic Acid 5%(HPLC)4. Corosolic Acid 20%(HPLC)Part of useLeafShelf Life2 ... powderOdor & TasteCharacteristicParticle Size80 mesh ∼ 120 meshLoss on Drying5.0% MaxAsh content5.0% MaxHeavy MetalsTotal Heavy Metals10ppm MaxPb2 ppm MaxCl1 ppm MaxAs2ppm ...