Starlab Scientific Co., Ltd is an HPLC chemistry column supplier. Our HPLC Columns have two series: XChroma HPLC column and EChroma HPLC column. Based on uniform size all-porous high-purity srical silica gel (purity> 99.999%), which provide the column with low pressure. Using new surface modification and unique bonding technology to ensure exnt shape peaks, separation efficiency, stability from batch to batch. Starlab Scientific Co., Ltd Column is well suited for use in rigorous control cost analysis laboratories.The bonding ses include C18, C8, C1, C4, SiO2, NH2, CN, nyl, nyl-Ether, Polar RP, SCX, SAX, Diol, C30, Amino Acid, PAH, PFP.