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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, Purchase services.
  •  China "YS" GB Standards List:
  • Standard  Code GB Standard Title Standard Class Order
    GB/T 4324.6-2012 Methods for chemical analYSis of tungsten - Part 6: Determination of iron content-1,10-phenanthroline spectrophotometry
    钨化学分析方法 第6部分:铁量的测定 邻二氮杂菲分光光度法

    YS-China National Standards

    SB/T 10345.2-2012 Refrigerating sYStems and heat pumps. Safety and environmental requirements. Part 2: Design, construction, testing, marking and documentation

    YS-China Commerce Standards

    GB/T 4324.5-2012 Methods for chemical analYSis of tungsten - Part 5: Determination of arsenic content - Hydrogenate atomic absorption spectrometry
    钨化学分析方法 第5部分:砷量的测定 氢化物原子吸收光谱法

    YS-China National Standards

    SB/T 10345.3-2012 Refrigerating sYStems and heat pumps. Safety and environmental requirements. Part 3: Installation site and personal protection

    YS-China Commerce Standards

    YD/T 2434-2012 Battery cabinet with temperature control sYStem for telecommunications

    YS-China Telecommunication Standards

    GB/T 4324.23-2012 Methods for chemical analYSis of tungsten - Part 23: Determination of sulfur content - The combustion-conductometric titration and high frequency combustion-infrared absorption method
    钨化学分析方法 第23部分:硫量的测定 燃烧电导法和高频燃烧红外吸收法

    YS-China National Standards

    GB/T 4324.22-2012 Methods for chemical analYSis of tungsten - Part 22: Determination of manganese content - Inductively coupled plasma atomic emission spectrometry
    钨化学分析方法 第22部分:锰量的测定 电感耦合等离子体原子发射光谱法

    YS-China National Standards

    SB/T 10345.4-2012 Refrigerating sYStems and heat pumps. Safety and environmental requirements. Part 4: Operation, maintence, repair and recovery

    YS-China Commerce Standards

    GB 12668.3-2012 Adjustable speed electrical power drive sYStems - Part 3: EMC requirements and specific test methods
    调速电气传动系统 第3部分 :电磁兼容性要求及其特定的试验方法

    YS-China National GB Standards

    GB/T 4324.4-2012 Methods for chemical analYSis of tungsten - Part 4: Determination of antimony content - Hydrogenate atomic absorption spectrometry
    钨化学分析方法 第4部分:锑量的测定 氢化物原子吸收光谱法

    YS-China National Standards

    GB 11887-2012 Jewellery - Fineness of precious metal alloYS and designation
    首饰 贵金属纯度的规定及命名方法

    YS-China National GB Standards

    YDB 075-2012 Technical requirement of IP network flow sample and analYSis device

    YS-China Telecommunication Standards

    YDB 082-2012 PHY and MAC teolmical requirements for specialized broadband wireless access sYStem based on BRadio

    YS-China Telecommunication Standards

    GB/T 4324.3-2012 Methods for chemical analYSis of tungsten - Part 3: Determination of tin content - Hydrogenate atomic absorption spectrometry
    钨化学分析方法 第3部分:锡量的测定 氢化物原子吸收光谱法

    YS-China National Standards

    GB/T 29044-2012 Water quality for heating and air conditioning sYStems
    采暖空调系统水质

    YS-China National Standards

    SB/T 10822-2012 Credit Assessment sYStem for online group purchase

    YS-China Commerce Standards

    GB/T 4324.28-2012 Methods for chemical analYSis of tungsten - Part 28: Determination of molybdenum content - The thioyanate spectrophotometry
    钨化学分析方法 第28部分:钼量的测定 硫氰酸盐分光光度法

    YS-China National Standards

    SB/T 10819-2012 Standard for franchise sYStem operation competence and evaluation

    YS-China Commerce Standards

    SB/T 10818-2012 Evaluation guide for franchise sYStem operation

    YS-China Commerce Standards

    YD/T 2431-2012 Technical specification for information exchange interface of ICP/IP address/domain name information registration sYStem

    YS-China Telecommunication Standards


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