DearHelloI'm Maryam Mohammadi, R&D Engineer of Sepahan laye Co.Our Company is in Iran and the products of this company are in the field of textile.We have agent in China for do payment and receive the Product.First of all we want sample of "sulfated beta cyclodextrin" as antibacterial for textile, and after that we need 1 tons.Would you please tell us the purity of sulfated beta cyclodextrin that you made?Do you have FTIR or HPLC test and data sheet of "sulfated beta cyclodextrin"?Best RegardsMaryam