China National Standards

China Examination methods five GB Standards List

  •  China "Examination methods five" GB Standards List:
    • Standard  Code Standard Title Standard Class Order
    GB/T 39879-2021 Examination methods for five components in opium in suspected drugs - Gas chromatography and gas chromatography-mass spectrometry
    疑似毒品中鸦片五种成分检验 气相色谱和气相色谱-质谱法    		 China National Standards
    Examination methods five
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