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GB standards are the China national standards; Prefix code GB are Mandatory standards, GB/T are Recommended standards; All products or service must be compliance with GB standards; If you want to export products or services to huge Chinese market, need ensure they are meet the requirements of GB china national standards;  We provide Chinese GB standards and English version GB standards  Lookup, Translate, Download, Imported Commodity GB standards Testing and Compliance review services.
  •  China "Tracer" GB Standards List:
  • Standard  Code Standard Title Standard Class Order
    GB/T 40335-2021 Non-destructive testing—Leak testing—Tracer gas method
    无损检测 泄漏检测 示踪气体方法
    China National Standards
    Tracer

    English PDF
    GB/T 32760-2016 Determination of methane emissions from ruminants—Sulfur hexafluoride (SF6) Tracer-Gas chromatographic method
    反刍动物甲烷排放量的测定 六氟化硫示踪—气相色谱法
    China National Standards
    Tracer

    English PDF
    GB/T 30594-2014 Thermal performance of double-skin glass facade―Tracer gas mehtod
    双层玻璃幕墙热性能检测 示踪气体法
    China National Standards
    Tracer

    English PDF
    GB/T 25749.4-2010 Safety of machinery - Evaluation of the emission of airborne hazardous substances - Part 4: Tracer method for the measurement of the capture efficiency of an exhaust system
    机械安全 空气传播的有害物质排放的评估 第4部分:测量排气系统捕获效率的示踪法
    China National Standards
    Tracer

    English PDF
    GB/T 25749.2-2010 Safety of machinery - Evaluation of the emission of airborne hazardous substances - Part 2: Tracer gas method for the measurement of the emission rate of a given pollutant
    机械安全 空气传播的有害物质排放的评估 第2部分:测量给定污染物排放率的示踪气体法
    China National Standards
    Tracer

    English PDF
    GB/T 13973-2012 General specification test methods for semiconductor device curve Tracers
    半导体管特性图示仪通用规范
    China National Standards
    Tracer

    English PDF

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