Welch Materials, Inc Separations Products & Reviews

In HPLC analysis, especially in gradient elution, some unexpected peaks, which are usually called Ghost peaks, may appear in a chromatogram. Ghost peaks my appear for many reasons, including residual in injection valve, water pollution impurities and unknown components in sample. Generally, they are caused by impurities from mobile phase. Welch Ghost-Buster Column can solve this problem easily! Welch Ghost-Buster colu…