China National Standards

China Control requirements reference Industry Standards English PDF List


  •  China "Control requirements reference" Industry Standards English PDF List:
  • Standard  Code Standard Title Standard Class Order
    HG/T 2687-2021 Control requirements for reference substances used for determination of shade and intensity of dyes {译}
    染料色光和强度测定用参照品的控制要求
    China Chemistry Industry Standards
    Control requirements reference

    English PDF

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