松脂

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

杜仲叶主要有脂醇二葡萄糖甙、桃叶珊瑚甙、山柰黄素、槲皮素、绿。

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

珠岩、黑耀岩和脂岩等玻璃质熔岩以为主，中基者也常见。

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,对杜仲降压活脂醇二葡糖苷进行有效富集,提高产品质量。