China National Standards

China Determination dissolved oxygen GB Standards List

  •  China "Determination dissolved oxygen" GB Standards List:
    • Standard  Code Standard Title Standard Class Order
    GB/T 12157-2022 Determination of dissolved oxygen in water for industrial circulating cooling system and boiler
    工业循环冷却水和锅炉用水中溶解氧的测定    		 China National Standards
    Determination dissolved oxygen
    English PDF
    GB/T 12157-2007 Water for industrial circulating cooling system and boiler -Determination of dissolved oxygen
    工业循环冷却水和锅炉用水中溶解氧的测定    		 China National Standards
    Determination dissolved oxygen
    English PDF
    GB/T 11913-1989 Water quality--Determination of dissolved oxygen--Electrochemical probe method
    水质 溶解氧的测定 电化学探头法    		 China National Standards
    Determination dissolved oxygen
    English PDF
    GB/T 7489-1987 Water quality--Determination of dissolved oxygen--Iodometric method
    水质 溶解氧的测定 碘量法    		 China National Standards
    Determination dissolved oxygen
    English PDF

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