GB 31658.5-2021 National food safety standards for the determination of florfenicol and florfenicol amine residues in animal foods by liquid chromatography-tandem mass spectrometry
2022GB 31658.25-2022 National Food Safety Standard for Determination of 10 Diuretic Drug Residues in Animal Foods by Liquid Chromatography-Tandem Mass Spectrometry
2021GB 31658.5-2021 National food safety standards for the determination of florfenicol and florfenicol amine residues in animal foods by liquid chromatography-tandem mass spectrometry