... 5% -70% by UV,EP,DMAC,HPLC method. 1. Proanthocyanidins 5%, 10%, 25%, 30%, 50% by UV,EP,DMAC,HPLC method; 2 ... . Anthocyanidins 5%, 10%, 25% UV; 3. Extract Ratio: 5:1, 10:1, 25:1; Specification Sheet Product Name:Cranberry Extract PowderUsed ...