Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
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Standard No. Title Price(USD) Delivery Status Add to Cart
GB 31658.21-2022 National food safety standard—Determination of levamisole residue in animal derived food by liquid chromatography- tandem mass spectrometry method $150.00 via email in 1~3 business day valid
GB 31658.22-2022 National food safety standard—Determination of β-agonists residues in animal derived food by liquid chromatography-tandem mass spectrometric method $195.00 via email in 1~3 business day valid
GB 31658.23-2022 National food safety standard— Determination of nitroimidazole residues in animal derived food by liquid chromatography- tandem mass spectrometric method $165.00 via email in 1~3 business day valid
GB 31658.24-2022 National food safety standard—Determination of Semduramicin residues in animal derived food by Liquid chromatography-tandem mass spectrometric method $165.00 via email in 1~3 business day valid
GB 31658.25-2022 National food safety standard—Determination of ten diuretics residues in animal derived foods by liquid chromatography-tandem mass spectrometry $240.00 via email in 1~3 business day valid
GB 31658.3-2021 National food safety standard—Determination of baclofen residue in swine urine by liquid chromatography-tandem mass spectrometry method $120.00 via email in 1~3 business day valid
GB 31658.4-2021 National food safety standard—Determination of cephalosporins residues in animal derived food by liquid chromatography-tandem mass spectrometry method $165.00 via email in 1~3 business day valid
GB 31658.5-2021 National food safety standard—Determination of florfenicol and florfenicol amine residues in animal derived food by liquid chromatography-tandem mass spectrometry method $150.00 via email in 1~3 business day valid
GB 31658.6-2021 National food safety standard—Determination of tetracylines residues in animal derived food by high performance liquid chromatography method $150.00 via email in 1~3 business day valid
GB 31658.7-2021 National food safety standard— Determination of 17β-estradiol,estriol,ethinylestradiol and estrone residues in animal products by gas chromatography-mass spectrometry method $165.00 via email in 1~3 business day valid
GB 31658.8-2021 National food safety standard—Determination of pyrethroid residues in animal derived food by gas chromatography-mass Spectrometric method $150.00 via email in 1~3 business day valid
GB 31658.9-2021 National food safety standard—Determination of estrogen residues in animal derived foods and animal urine by liquid chromatography-tandem mass spectrometry method $165.00 via email in 1~3 business day valid
GB 31659.2-2022 National food safety standard—Determination of doxycycline residue in eggs, milk and milk powder by liquid chromatography- tandem mass spectrometry method $120.00 via email in 1~3 business day valid
GB/T 12456-2008 Determination of total acid in foods $140.00 via email in 1~3 business day superseded
GB/T 12457-2008 Determination of sodium chloride in foods $150.00 via email in 1~3 business day superseded
GB/T 14772-2008 Determination of crude fat in foods $120.00 via email in 1~3 business day superseded
GB/T 15685-2011 Inspection of grain and oils—Determination of sedimentation index of wheat—SDS test $100.00 immediately valid
GB/T 16285-2008 Determination of glucose in food - Enzyme-colorimetric method and enzyme-electrode method $150.00 via email in 1~3 business day valid
GB/T 18415-2001 Methods of determination for benzoyl peroxide in wheat flour $90.00 via email in 1~3 business day valid
GB/T 18524-2001 Codex general technical requirement for food irradiation $120.00 via email in 1~3 business day superseded
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