... ]10%-98% trans-resveratrol[Characters]Off-white to white powder[Solubility]Easily soluble in ether,chlorofrom, methanol,ethanol,acetone ... Advantage] (1)Advanced technology and high quality products (2)Micronized grade,microencapsulated grade,water-soluble grade, acety-resveratrol and tablet ... , ISO9001 and ISO14001 certified company (4)Pure natural product Micronized resveratrol powder 50% 98%