Polygonum Cuspidatum Extract
A high-purity product of Giant Knotweed Extract, white to off-white crystalline powder. CAS No. 501-36-0, molecular formula C14H12O3, molecular mass 228.24. Contents of 20%, 50%, 98% and 99% tested by HPLC; water-soluble resveratrol with contents of 5%-40% is also available. Widely used in dietary supplements, cosmetics and pharmaceutical intermediates. Packing: 25 kg fibre drum; Storage: sealed, protected from light, in a cool and dry place.
