China National Standards

China industry—Trifluoromethane GB Standards List


  •  China "industry—Trifluoromethane" GB Standards List:
  • Standard  Code Standard Title Standard Class Order
    GB/T 34085-2017 Gas for electronic industry—Trifluoromethane
    电子工业用气体 三氟甲烷
    China National Standards
    industry—Trifluoromethane

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