SH/T 1612.7-1995 Determination of p-carboxybenzaldehyde and p-toluic acid in industrial purified terephthalic acid by high performance liquid chromatography (English Version)
1995SH/T 1612.7-1995 Determination of p-carboxybenzaldehyde and p-toluic acid in industrial purified terephthalic acid by high performance liquid chromatography