Botanical Source: The leaf of Eucommia Ulmoides Oliver; Honeysuckle Flower Appearance: Light yellow to offwhite fine powder Specification: 10%,20%,25%,30%,40%,50%,98% Molecular formula: C16H18O9 Molecular weight: 354.30 Test method: HPLC Action and Uses: Antibacterial, Diminish inflammation, Oxidation resistance. Tonic for liver and kidney; Strengthening muscles and bones; And stabilizing pregnancy. Package: 25 kg/ fiberboard drum Storage: Store in cool & dry area, keep away from the direct light and heat. Shelf life: Two years if properly stored