China National Standards

China Respiratory protection long GB Standards List

  •  China "Respiratory protection long" GB Standards List:
    • Standard  Code Standard Title Standard Class Order
    GB 6220-2023 Respiratory protection long tube respirator {译}
    呼吸防护 长管呼吸器    		 China National Standards
    Respiratory protection long
    English PDF
    GB 6220-2009 Respiratory protection - Long tube breathing apparatus
    呼吸防护 长管呼吸器    		 China National Standards
    Respiratory protection long
    English PDF

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