HUZHOU N.B.C. BIOLOGICAL MATERIAL CO., LTD.
 

Head Office:
Add: 205-207th ,NO.:4299#, Yindu Road, Minhang district ,201108, Shanghai,China
Tel: +86 21 54427746;54831377;54831378
Fax: +86 21 54831376

Factory:
 Add: Yuquan Village,Si'an Town, Changxing,Huzhou,Zhejiang, 313113 ,CHINA
Tel:86-572-6084990
Fax:86-572-6084928

E-mail: info@sm-nbc.com
 
 
 

  Products

Petasites hybridus

trade name

part used

ingredient

specification

tests methd

butterbur

root

petasins/PA free

15%

UV/HPLC

Product name : Butterbur extract ( Natural health ingredient ,supplyment ). 
Butterbur root or leaf  extract   powder.
The  active ingredient :  15% min Petasins ( petasin + isopetasin).
C20H28O3.  CAS:[26577-85-5].
This  extract  powder not have S-petasin ,  because S-petasin melting point is 305C .
But petasin and isopetasin melting point just at 65C -72C
So the extract temperature are must lower than 80C.
Our butterbur extract bulk powder is  the PA free.

 
 

 

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