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GB 31656.11-2021 National food safety standard—Determination of oxytetracycline,tetracycline,chlortetracycline and doxycycline residues in aquatic products $225.00 via email in 1~3 business day valid
GB 31656.12-2021 National food safety standard—Determination of Penicillin multi-residues in aquatic products by liquid chromatography-tandem mass spectrometry method $165.00 via email in 1~3 business day valid
GB 31656.13-2021 National food safety standard— Determination of nitrofuran metabolites residues in aquatic products by liquid chromatography-tandem mass spectrometry method $150.00 immediately valid
GB 31656.9-2021 National food safety standard—Determination of pendimethalin residue in aquatic products by liquid chromatography-tandem mass spectrometry method $120.00 via email in 1~3 business day valid
GB 31657.1-2021 National food safety standard—Determination of Tau-fluvalinate residue in honey and royal jelly by gas chromatography method $100.00 via email in 1~3 business day valid
GB 31657.2-2021 National food safety standard—Determination of quinolones residues in bee products by liquid chromatography-tandem mass spectrometric method $200.00 via email in 1~3 business day valid
GB 31657.3-2022 National food safety standard—Determination of cephalosporins residues in bee products by liquid chromatography-tandem mass spectrometric method $165.00 via email in 1~3 business day valid
GB 31658.1-2021 National food safety standard—Determination of ceftiofur resiudes in animal tissues by high performance liquid chromatography method $225.00 via email in 1~3 business day valid
GB 31658.10-2021 National food safety standard— Determination of carbamate insecticides residues in animal derived foods by liquid chromatography-tandem mass spectrometry method $165.00 via email in 1~3 business day valid
GB 31658.11-2021 National food safety standard— Determination of albendazole and its metabolites residues in animal derived food by high performance liquid chromatography method $150.00 via email in 1~3 business day valid
GB 31658.12-2021 National food safety standard— Determination of cyromazine in animal derived food by high performance liquid chromatographic method $100.00 via email in 1~3 business day valid
GB 31658.13-2021 National food safety standard— Determination of robenidine residues in animal derived food by liquid chromatography-tandem mass spectrometric method $120.00 via email in 1~3 business day valid
GB 31658.14-2021 National food safety standard— Determination of α-trenbolone、β-trenbolone residues in animal derived food by liquid chromatography-tandem mass spectrometric method $150.00 via email in 1~3 business day valid
GB 31658.15-2021 National food safety standard— Determination of xylazine and metabolite(2,6-dimethylaniline)in animal derived food by Liquid Chromatography-tandem Mass Spectrometric method $150.00 via email in 1~3 business day valid
GB 31658.16-2021 National food safety standard— Determination of avermectins residues in animal derived food by high performance liquid chromatography and liquid chromatography-tandem mass spectrometric method $225.00 via email in 1~3 business day valid
GB 31658.17-2021 National food safety standard—Determination of tetracyclines,sulfonamides and fluoroquinolones residues in animal derived food by liquid chromatography-tandem mass spectrometric method $225.00 via email in 1~3 business day valid
GB 31658.18-2022 National food safety standard— Determination of diminazene residue in animal derived food by high performance liquid chromatography method $165.00 via email in 1~3 business day valid
GB 31658.19-2022 National food safety standard—Determination of atropine, scopolamine, anisodamine, lidocaine, procaine residues in animal derived food—Liquid chromatography-tandem mass spectrometric method $165.00 via email in 1~3 business day valid
GB 31658.2-2021 National food safety standard—Determination of chloramphenicol residues in animal derived food by liquid chromatography-tandem mass spectrometric method $150.00 via email in 1~3 business day valid
GB 31658.20-2022 National food safety standard—Determination of amphenicols and metabolite residues in animal derived food by liquid chromatography-tandem mass spectrometry method $165.00 via email in 1~3 business day valid
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