9,10-dioxoanthracene-1,5-disulphonic acid CAS NO.117-14-6

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 customers188.Safe and fast de??very : 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.