<![CDATA[EC21 Product Catalogs - otc 2]]> <![CDATA[Natural Extract 98% Trans Resveratrol Bulk Powder 95% 98% 99%]]> <![CDATA[Polygonum Cuspidatum Extract Resveratrol 99%]]> <![CDATA[Emodin Rhubarb Extract Powder 50%, 98% by HPLC, CAS No. 518-82-1]]>