(monica at seaweedbiochem dot com) The test method: HPLC The main component:: 95%3,4-divanillyltetrahydrofuran Effect: dispersing pathogenic wind, promote digestion; curing rheumatoid arthritis, sequela of infantile paralysis, high blood pressure, indigestion, detoxicate and so on. The package: 2.5kg double aseptic food poly vacuum-bag inside, 25kg per carton or according to customer requirement. Skype:monicazhang1012 T el: 0086-452-6188267 Fax: 0086-452-6188269 our mail box is monica at seaweedbiochem dot com Email: monica@seaweedbiochem.com ab.byal@hotmail.com Web: http://www.seaweedbiochem.com