Weston Scientific was born in 1997 and located in Shanghai China. She is specialized in distribution of imported laboratory products, such as high purity solvents, chromatography suppliers, chromatography columns, reagents, reference standards, plastic and glass supplies and consumables. 　Since 1998, Weston is the exclusive distributor for Tedia Company, Inc. USA for its HPLC garde solvents. Now we have over 80 items in stock instead of 8 items at the beginning. Now we are marketing in whole China instead of only near Shanghai at the beginning. Now we have 6 stocks instead of only one at the beginning. We have sales network nationwide. 　Hundreds of thousands of TEDIA high purity solvents have been sold in China so far. And sales volume and stock items are increased every year. Now TEDIA becomes the leading HPLC solvent brand in China. 　Weston Scientific also represents plenty famous companies – Agilent, J&W, PerkinElmer, Varian, Chrompack, Hamilton, Hichrom, Bio-Rad, Hypersil, Macherey-Nagel, Merck, Millipore, Ohio Valley, Restek, SGE, Supelco, Vydac, Whatman, Quadrex, Kimble – for chromatography columns and suppliers.