(info2 at virginforestplant dot com)
Character: It is amber to brown ropy liquid, with thick herbal and costustoot perfume like cypress and citronella.
Specific Gravity: 0.9600 ~ 0.9920
Refraction: 1.4980~ 1.5280
Optical Rotation: -11°~ +35°
Content: 55% cyperol
The package: Aluminum bottle packing, 2.5kg/bottle, 5kg/bottle, 10kg/bottle.
http://www.chuguo.cn/common/timetabe.htm