Contents Foreword 1 Scope 2 Normative References 3 Principle 4 Reagents and materials 5 Instruments 6 Sample preparation and preservation 7 Determination steps 8 Calculation of results 9 Precision Annex A (Informative) The multiple reaction monitoring (MRM) chromatogram map of the standard substance of nine kinds of macrolide antibiotics Annex B (Informative) Recovery rate
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