3,9'-Bicarbazole CAS NO.18628-07-4

1.High quality : the purity is 99% min . through multiple producing procedures.

2.Competitive price : low price because of our skilled  production technolpgy ,save the production cost at most , and give big profit room to our customers

3.Safe and fast delivery : we have professional shipment team for each package , the best shipping lines , each package can reach safe ly and fastly .

4.Varied shipment methods  : We can ship via EMS , HKEMS ,FEDEX ,DHL ,TNT,UPS for small packages (from 100g to 10kgs ), and by air or by sea for big quantity . Once ship out , there is a tracking number for your package , you can follow it online, more convenient

5.Good service : 100g order or 100kgs order , we will treat as the same . thinking of all possible problems for the customer ,giving the best  suggestions , and good professional guide for the products