GA/T 2045-2023 Forensic science tested 8 substances including 1-phenyl-2-propanone in suspected precursor chemicals using gas chromatography-mass spectrometry and liquid chromatography (English Version)
1970GA/T 2045-2023 Forensic science tested 8 substances including 1-phenyl-2-propanone in suspected precursor chemicals using gas chromatography-mass spectrometry and liquid chromatography