Specifications: banaba leaf extract: 1. Natural banaba leaf 2. Light yellow or white powder 3. Corosolic acid: 1%-98% Properties: Product Name: Banaba extract Latin Name: Lagerstroemia speciose L. Appearance: Light yellow or white powder CAS No.: 4547-24-4 Molecular Formula: C30H48O4 Specification: Corosolic Acid:1%,2%,5%,10%,20%,98% Extract Solvent: Water/Alcohol Packing: Packed in paper-drums and two plastic-bags inside or as per your request. Net weight: 25kg/drum Stored in a cool and dry well-closed container, keep away from moisture and strong light/heat.