松脂

The main functional components in the leaves of eucommia are pinoresinol diglucoside, aucubin, kaempferol, quercitinand chlorogenic acid.

杜仲叶要成分有松脂醇二葡萄糖甙、桃叶珊瑚甙、山柰黄素、槲皮素、绿原酸。

Perlite, obsidian and pitchstone are volcanic glass having the same compositions commonly with rhyolite as well as andesite and basalt.

珍珠岩、黑耀岩和松脂岩等玻璃质熔岩以酸，基者。

PurposeTo choose suitable macroporous adsorption resins to enrich the active compound from Eucommia ,and pinoresinol d gluside (PDG), which show anti hypertensive activity.

目的筛选效果较好的树脂,对杜仲降压活成分松脂醇二葡糖苷进行有效富集,提高产品质量。