Standard Test Method for Determination of 4-Carboxybenzaldehyde and <emph type="bdit" >p</emph>-Toluic Acid in Purified Terephthalic Acid by Capillary Electrophoresis with Normal Voltage Mode— 7 стр.
Standard Test Method for Determination of 4-Carboxybenzaldehyde and <emph type="bdit" >p</emph>-Toluic Acid in Purified Terephthalic Acid by Weak Anion Exchange High Performance Liquid Chromatography— 5 стр.
Standard Test Method for Determination of 4-Carboxybenzaldehyde and <emph type="bdit" >p</emph>-Toluic Acid in Purified Terephthalic Acid by Capillary Electrophoresis with Reverse Voltage Mode— 7 стр.
Standard Test Method for Determination of 4-Carboxybenzaldehyde and <emph type="bdit" >p</emph>-Toluic Acid in Purified Terephthalic Acid by Reverse Phase High Performance Liquid Chromatography— 5 стр.
Standard Test Method for Colorimetric Determination of <emph type="ital">p-tert</emph >-Butylcatechol In Styrene Monomer or AMS (α;–Methylstyrene) by Spectrophotometry— 3 стр.