... 19-7 Colorless to yellow liquid PA (Propargyl alcohol) cas no. 107 19-7PA (Propargyl alcohol) nickel electroplating nickel plating intermediateBrightener and ... , MPS, ... Fine Chemicals1,3-PS, EDTP, Q75, Propargyl Chloride, Basic Chromic Sulfate, Chromiun Nitrate.... PA (Propargyl alcohol) cas no. 107 19-7