China National Standards

China Separation membrane pore GB Standards List

  •  China "Separation membrane pore" GB Standards List:
    • Standard  Code Standard Title Standard Class Order
    GB/T 42269-2022 Separation membrane pore size test method - gas permeation method {译}
    分离膜孔径测试方法 气体渗透法    		 China National Standards
    Separation membrane pore
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