China National Standards

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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 "NA" GB Standards English PDF List:
  • Standard  Code Standard Title Standard Class Order
    GB/T 1216-2004 ExterNAl micrometer
    外径千分尺
    China National Standards
    NA

    English PDF
    GB/T 6609.9-2004 Chemical aNAlysis methods and determination of physical performance of alumina--Determination of cupric oxide content--2,9-Dimethyl-1,10 phenanthroline photometric method
    氧化铝化学分析方法和物理性能测定方法 新亚铜灵光度法测定氧化铜含量
    China National Standards
    NA

    English PDF
    GB/T 6609.8-2004 Chemical aNAlysis methods and determination of physical performance of alumina--Determination of chromium sesquioxide content--Diphenyl carbazide photometric method
    氧化铝化学分析方法和物理性能测定方法 二苯基碳酰二肼光度法测定三氧化二铬含量
    China National Standards
    NA

    English PDF
    GB/T 6609.7-2004 Chemical aNAlysis methods and determination of physical performance of alumina--Determination of titanium dioxide content--Diantiprylmehane photometric method
    氧化铝化学分析方法和物理性能测定方法 二安替吡啉甲烷光度法测定二氧化钛含量
    China National Standards
    NA

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    GB/T 6609.6-2004 Chemical aNAlysis methods and determination of physical performance of alumina--Determination of potassium oxide content--Flame photometric method
    氧化铝化学分析方法和物理性能测定方法 火焰光度法测定氧化钾含量
    China National Standards
    NA

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    GB/T 6609.5-2004 Chemical aNAlysis methods and determination of physical performance of alumina--Determination of sodium oxide content
    氧化铝化学分析方法和物理性能测定方法 氧化钠含量的测定
    China National Standards
    NA

    English PDF
    GB/T 6609.4-2004 Chemical aNAlysis methods and determination of physical performance of alumina--Determination of ferric oxide content--Orthophenanthroline photometric method
    氧化铝化学分析方法和物理性能测定方法 邻二氮杂菲光度法测定三氧化二铁含量
    China National Standards
    NA

    English PDF
    GB/T 6609.3-2004 Chemical aNAlysis methods and determination of physical performance of alumina--Determination of silicon dioxide content--Molybdenum blue photometric method
    氧化铝化学分析方法和物理性能测定方法 钼蓝光度法测定二氧化硅含量
    China National Standards
    NA

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    GB/T 6609.29-2004 Chemical aNAlysismethods and determination of physical performance of alumina--Determination of an absorption index
    氧化铝化学分析方法和物理性能测定方法 吸附指数的测定
    China National Standards
    NA

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    GB/T 6609.28-2004 Chemical aNAlysis methods and determination of physical performance of alumina--Determination of the fine particle size distribution(less than 60μm)--Method using electroformed sieves
    氧化铝化学分析方法和物理性能测定方法 小于60μm的细粉末粒度分布的测定 湿筛法
    China National Standards
    NA

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    GB/T 6609.26-2004 Chemical aNAlysis methods and determination of physical performance of alumina--Determination of absolute density--Pycnometer method
    氧化铝化学分析方法和物理性能测定方法 有效密度的测定 比重瓶法
    China National Standards
    NA

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    GB/T 6609.25-2004 Chemical aNAlysismethods and determination of physical performance of alumina--Determination of untamped density
    氧化铝化学分析方法和物理性能测定方法 松装密度的测定
    China National Standards
    NA

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    GB/T 6609.24-2004 Chemical aNAlysis methods and determination of physical performance of alumina--Measurement of the angle of repose
    氧化铝化学分析方法和物理性能测定方法 安息角的测定
    China National Standards
    NA

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    GB/T 6609.23-2004 Chemical aNAlysis methods and determination of physical performance of alumina--Preparation andstorage of test samples
    氧化铝化学分析方法和物理性能测定方法 试样的制备和贮存
    China National Standards
    NA

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    GB/T 6609.22-2004 Chemical aNAlysis methods and determination of physical performance of alumina--Sampling
    氧化铝化学分析方法和物理性能测定方法 取样
    China National Standards
    NA

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    GB/T 6609.21-2004 Chemical aNAlysis methods and determination of physical performance of alumina--Determination of gallium trioxide content--Butyrhodamine B spectrophotometric method
    氧化铝化学分析方法和物理性能测定方法 丁基罗丹明B分光光度法测定三氧化二镓含量
    China National Standards
    NA

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    GB/T 6609.20-2004 Chemical aNAlysis methods and determination of physical performance of alumina--Determination of magnesia content--Flame atomic absorption spectrophotometric method
    氧化铝化学分析方法和物理性能测定方法 火焰原子吸收光谱法测定氧化镁含量
    China National Standards
    NA

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    GB/T 6609.19-2004 Chemical aNAlysis methods and determination of physical performance of alumina--Determination of lithia content--Flame atomic absorption spectrophotometric method
    氧化铝化学分析方法和物理性能测定方法 火焰原子吸收光谱法测定氧化锂含量
    China National Standards
    NA

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    GB/T 6609.18-2004 Chemical aNAlysis methods and determination of physical performanceof alumina--Determination of sulfate content--N,N-dimethyl-P-phenylenediamine spectrophotometric method
    氧化铝化学分析方法和物理性能测定方法 N,N-二甲基对苯二胺分光光度法测定硫酸根含量
    China National Standards
    NA

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    GB/T 6609.17-2004 Chemical aNAlysis methods and determination of physical performance of alumina--Determination of phosphorus pentoxide content--Molybdenum blue spectrophotometric method
    氧化铝化学分析方法和物理性能测定方法 钼蓝分光光度法测定五氧化二磷含量
    China National Standards
    NA

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    GB/T 6609.16-2004 Chemical aNAlysis methods and determination of physical performance of alumina--Determination of boron trioxide content--Curcumin spectrophotometric method
    氧化铝化学分析方法和物理性能测定方法 姜黄素分光光度法测定三氧化二硼含量
    China National Standards
    NA

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    GB/T 6609.15-2004 Chemical aNAlysis methods and determination of physical performance of alumina--Determination of chlorine content--Ferric thiocyanate photometric method
    氧化铝化学分析方法和物理性能测定方法 硫氰酸铁光度法测定氯含量
    China National Standards
    NA

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    GB/T 6609.14-2004 Chemical aNAlysis methods and determination of physical performance of alumina--Determination of fluorine content--Lanthanum-alizarincomplexone spectrophotometric method
    氧化铝化学分析方法和物理性能测定方法 镧-茜素络合酮分光光度法测定氟含量
    China National Standards
    NA

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    GB/T 6609.13-2004 Chemical aNAlysis methods and determination of physical performance of alumina--Determination of calcium oxide content--Flame atomic absorption spectrophotometric method
    氧化铝化学分析方法和物理性能测定方法 火焰原子吸收光谱法测定氧化钙含量
    China National Standards
    NA

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    GB/T 6609.12-2004 Chemical aNAlysis methods and determination of physical performance of alumina--Determination of zinc oxide content--Flame atomic absorption spectrophotometricmethod
    氧化铝化学分析方法和物理性能测定方法 火焰原子吸收光谱法测定氧化锌含量
    China National Standards
    NA

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    GB/T 6609.11-2004 Chemical aNAlysis methods and determination of physical performance of alumina--Determination of manganous oxide content--Flame atomic absorption spectrophotometric method
    氧化铝化学分析方法和物理性能测定方法 火焰原子吸收光谱法测定一氧化锰含量
    China National Standards
    NA

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    GB/T 6609.10-2004 Chemical aNAlysis methods and determination of physical performance of alumina--Determination of vanadic oxide content--N-benzoyl-N-phenylhydroxylamine extraction photometric method
    氧化铝化学分析方法和物理性能测定方法 苯甲酰苯基羟胺萃取光度法测定五氧化二钒含量
    China National Standards
    NA

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    GB/T 1819.9-2004 Methods for chemical aNAlysis of tin concentrates--Determination of tungsten trioxide content--The thiocyanate spectrophotometric method
    锡精矿化学分析方法 三氧化钨量的测定 硫氰酸盐分光光度法
    China National Standards
    NA

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    GB/T 1819.8-2004 Methods for chemical aNAlysis of tin concentrates--Determination of zinc content--Flame atomic absorption spectrometric method
    锡精矿化学分析方法 锌量的测定 火焰原子吸收光谱法
    China National Standards
    NA

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    GB/T 1819.7-2004 Methods for chemical aNAlysis of tin concentrates--Determination of bismuth content--Flame atomicabsorption spectrometric method
    锡精矿化学分析方法 铋量的测定 火焰原子吸收光谱法
    China National Standards
    NA

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    GB/T 1819.6-2004 Methods for chemical aNAlysis of tin concentrates--Determination of antimony content--The malachite green spectrometric method and the flame atomic absorption spectrometric method
    锡精矿化学分析方法 锑量的测定 孔雀绿分光光度法和火焰原子吸收光谱法
    China National Standards
    NA

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    GB/T 1819.5-2004 Methods for chemical aNAlysis of tin concentrates--Determination of arsenic content--The molybdoantimonyarsenate blue spectrophotometric method and the distillation-iodimetric titrimetric method
    锡精矿化学分析方法 砷量的测定 砷锑钼蓝分光光度法和蒸馏分离-碘滴定法
    China National Standards
    NA

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    GB/T 1819.4-2004 Methodsfor chemical aNAlysis of tin concentrates--Determination of lead content--Flameatomic absorption spectrometric method and EDTA titrimetric method
    锡精矿化学分析方法 铅量的测定 火焰原子吸收光谱法和EDTA滴定法
    China National Standards
    NA

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    GB/T 1819.3-2004 Methods for chemical aNAlysis of tin concentrates--Determination of iron content--The cerium sulfate titrimetric method
    锡精矿化学分析方法 铁量的测定 硫酸铈滴定法
    China National Standards
    NA

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    GB/T 1819.2-2004 Methods for chemical aNAlysis of tin concentrates--Determination of tin content--The potassium iodate titrimetric method
    锡精矿化学分析方法 锡量的测定 碘酸钾滴定法
    China National Standards
    NA

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    GB/T 1819.13-2004 Methodsfor chemical aNAlysis of tin concentrates--Determination of magnesium oxide andcalcium oxide contents--Flame atomic absorption spectrometric method
    锡精矿化学分析方法 氧化镁、氧化钙量的测定 火焰原子吸收光谱法
    China National Standards
    NA

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    GB/T 1819.12-2004 Methods for chemical aNAlysis of tin concentrates--Determination of silicon dioxide content--The silicomolybdenum blue spectrophotometric method
    锡精矿化学分析方法 二氧化硅量的测定 硅钼蓝分光光度法
    China National Standards
    NA

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    GB/T 1819.1-2004 Methods for chemical aNAlysisof tin concentrates--Determination of water content--The weighing method
    锡精矿化学分析方法 水分量的测定 称量法
    China National Standards
    NA

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    GB/T 1819.11-2004 Methods for chemical aNAlysis of tin concentrates--Determination of aluminum oxide content--The chromazuzol S spectrophotometric method
    锡精矿化学分析方法 三氧化二铝量的测定 铬天青S分光光度法
    China National Standards
    NA

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    GB/T 1819.10-2004 Methods for chemical aNAlysis of tin concentrates--Determination of sulphur content--The high frequency infrared absorption method and the combustion potassium iodate titrimetric method
    锡精矿化学分析方法 硫量的测定 高频红外吸收法和燃烧-碘酸钾滴定法
    China National Standards
    NA

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    GB/T 3984.2-2004 Power capacitors for induction heating installations--Part 2:Ageing test,destruction test and requirements for disconnecting interNAl fuses
    感应加热装置用电力电容器 第2部分:老化试验、破坏试验和内部熔丝隔离要求
    China National Standards
    NA

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    GB/T 19443-2004 Insulators for overhead lines with a nomiNAl voltage above 1000V--Ceramic or glass insulator units for d.c. systems--Difinitions,test methods and acceptance criteria
    标称电压高于1000V的架空线路用绝缘子----直流系统用瓷或玻璃绝缘子元件----定义、试验方法和接收准则
    China National Standards
    NA

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    GB/T 18802.21-2004 Low-voltage surge protective devices--Part 21:Surge protective devices connected to telecommunications and sigNAlling networks--Performance requirements and testing methods
    低压电涌保护器 第21部分:电信和信号网络的电涌保护器(SPD)----性能要求和试验方法
    China National Standards
    NA

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    GB/T 12162.3-2004 X and gamma reference radiation for calibrating dosemeters and doserate meters and for determining their response as a function of photon energy--Part 3:Calibration of area and persoNAl dosemeters and the measurement of their response as a function of en
    用于校准剂量仪和剂量率仪及确定其能量响应的 X和γ参考辐射 第3部分:场所剂量仪和个人剂量计的校准及其能量响应和角响应的测定
    China National Standards
    NA

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    GB 16689-2004 RegioNAl flag of Hong Kong special administrativeregion
    香港特别行政区区旗
    China National Standards
    NA

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    GB 12983-2004 Standard color sample of NAtional flag
    国旗颜色标准样品
    China National Standards
    NA

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    GB 12982-2004 NAtional flag
    国旗
    China National Standards
    NA

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    GB/T 7920.16-2004 Road construction and mainteNAnce equipment--Chippings spreaders--Terminology and commercial specifications
    道路施工与养护设备 石屑撒布机 术语和商业规格
    China National Standards
    NA

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    GB/T 7920.14-2004 Road construction and mainteNAnce equipment--Bituminous binder spreaders/sprayers--Terminology and commercial specifications
    道路施工与养护设备 沥青洒布车/喷洒机 术语和商业规格
    China National Standards
    NA

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    GB/T 19427-2003 Method for the determiNAtion of rutin,myricetin,quercetin,kaempferol,apigenin,pinocembrin,chrysin,galangin contents in propolis--LC-MS-MS detection method and LC-UV detection method
    蜂胶中芦丁、杨梅酮、槲皮素、莰菲醇、芹菜素、松属素、苛因、高良姜素含量的测定方法 液相色谱-串联质谱检测法和液相色谱-紫外检测法
    China National Standards
    NA

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    GB/T 18932.23-2003 Method for the determiNAtion of oxytetracycline,tetracycline,chlortetracycline,and doxycycline residues in honey--LC-MS-MS method
    蜂蜜中土霉素、四环素、金霉素、强力霉素残留量的测定方法 液相色谱-串联质谱法
    China National Standards
    NA

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    GB/T 18932.22-2003 Method for the determiNAtion of fructose,glucose,sucrose,maltose contents in honey--Liquid chromatography refractive index detection method
    蜂蜜中果糖、葡萄糖、蔗糖、麦芽糖含量的测定方法 液相色谱示差折光检测法
    China National Standards
    NA

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    GB/T 18932.21-2003 Method for the determiNAtion of chloramphenicol residues in honey--Enzyme linked immunosorbent assay method
    蜂蜜中氯霉素残留量的测定方法 酶联免疫法
    China National Standards
    NA

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    GB/T 18932.20-2003 Method for the determiNAtion of chloramphenicol residues in honey--GC-MS method
    蜂蜜中氯霉素残留量的测定方法 气相色谱-质谱法
    China National Standards
    NA

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    GB/T 18932.19-2003 Method for the determiNAtion of chloramphenicol residues in honey--LC-MS-MS method
    蜂蜜中氯霉素残留量的测定方法 液相色谱-串联质谱法
    China National Standards
    NA

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    GB/T 18932.18-2003 Method for the determiNAtion of hydroxymethylfurfural in honey--HPLC-UV detection method
    蜂蜜中羟甲基糠醛含量的测定方法 液相色谱-紫外检测法
    China National Standards
    NA

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    GB/T 18932.17-2003 Method for the determiNAtion of sixteen sulfonamides residues in honey--LC-MS-MS method
    蜂蜜中16种磺胺残留量的测定方法 液相色谱-串联质谱法
    China National Standards
    NA

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    GB/T 18932.16-2003 Method for the determiNAtion of diastase number in honey--Spectrophotometric method
    蜂蜜中淀粉酶值的测定方法 分光光度法
    China National Standards
    NA

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    GB/T 18932.15-2003 Method for the determiNAtion of electrical conduct-ivity in honey
    蜂蜜电导率测定方法
    China National Standards
    NA

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    GB/T 18932.14-2003 Method for the determiNAtion of benzaldehyde residues in honey--HPLC-fluorescence detection method
    蜂蜜中苯甲醛残留量的测定方法 液相色谱-荧光检测法
    China National Standards
    NA

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    GB/T 18932.13-2003 Method for the determiNAtion of phenol residues in honey--HPLC-fluorescence detection method
    蜂蜜中苯酚残留量的测定方法 高效液相色谱-荧光检测法
    China National Standards
    NA

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    GB/T 19263-2003 Technical specification of transport of MPEG-2 sigNAls in SDH network
    MPEG-2信号在SDH网络中的传输技术规范
    China National Standards
    NA

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    GB/T 19022-2003 Measurement maNAgement systems--Requirements for measurement processes and measuring equipment
    测量管理体系 测量过程和测量设备的要求
    China National Standards
    NA

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    GB/T 19424-2003 General rules of NAtural plant additives for feed
    天然植物饲料添加剂通则
    China National Standards
    NA

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    GB/T 19423-2003 DetermiNAtion of nicarbazin in feed--High performance liquid chromatography
    饲料中尼卡巴嗪的测定 高效液相色谱法
    China National Standards
    NA

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    GB/T 13884-2003 DetermiNAtion of cobalt in feed--Atomicabsorption spectroscopy
    饲料中钴的测定 原子吸收光谱法
    China National Standards
    NA

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    GB 19417-2003 DetoNAtor with shock-conducting tube
    导爆管雷管
    China National Standards
    NA

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    GB/T 19419-2003 Welding coordiNAtion--Tasks and responsibilities
    焊接管理 任务与职责
    China National Standards
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    GB/T 19416-2003 DetermiNAtion of juice content in Chinese hawthorn juice and its drinks
    山楂汁及其饮料中果汁含量的测定
    China National Standards
    NA

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    GB/T 2346-2003 Fluid power systems and components--NomiNAl pressures
    流体传动系统及元件 公称压力系列
    China National Standards
    NA

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    GB/T 15623.2-2003 Hydraulic fluid power--Electrically modulated hydraulic control valves--Part 2:Test methods for three-way directioNAl flow control valves
    液压传动 电调制液压控制阀 第2部分:三通方向流量控制阀试验方法
    China National Standards
    NA

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    GB/T 15623.1-2003 Hydraulic fluid power--Electrically modulated hydraulic control valves--Part 1:Test methods for four-way directioNAl flow control valves
    液压传动 电调制液压控制阀 第1部分:四通方向流量控制阀试验方法
    China National Standards
    NA

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    GB/T 7213-2003 Fixed capacitors for use in electronic equipment--Part 15:SectioNAl specification--Fixed tantalum capacitors with non-solid or solid electrolyte
    电子设备用固定电容器 第15部分:分规范 非固体或固体电解质钽电容器
    China National Standards
    NA

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    GB/T 5993-2003 Fixed capacitors for use in electronic equipment--Part 4:SectioNAl specification--Aluminium electrolytic capacitors with solid and non-solid electrolyte
    电子设备用固定电容器 第4部分:分规范 固体和非固体电解质铝电容器
    China National Standards
    NA

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    GB/T 19403.1-2003 Semiconductor devices--Integrated circuits--Part 11:Section 1:InterNAl visual examination for semiconductor integrated circuits(excluding hybrid circuits)
    半导体器件 集成电路 第11部分:第1篇:半导体集成电路 内部目检 (不包括混合电路)
    China National Standards
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    GB/T 19247.4-2003 Printed board assemblies--Part 4:SectioNAl specification--Requirements for terminal soldered assemblies
    印制板组装 第4部分:分规范 引出端焊接组装的要求
    China National Standards
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    GB/T 19247.3-2003 Printed board assemblies--Part 3:SectioNAl specification--Requirements for through-hole mount soldered assemblies
    印制板组装 第3部分:分规范 通孔安装焊接组装的要求
    China National Standards
    NA

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    GB/T 18910.2-2003 Liquid crystal and solid-state display devices--Part 2:Liquid crystal display modules sectioNAl specification
    液晶和固态显示器件 第2部分:液晶显示模块分规范
    China National Standards
    NA

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    GB/T 18311.5-2003 Fibre optic interconnecting devices and passive components--Basic test and measurement procedures--Part 3-5:ExamiNAtions and measurements--Wavelength dependence of attenuation
    纤维光学互连器件和无源器件 基本试验和测量程序 第3-5部分:检查和测量 衰减对波长的依赖性
    China National Standards
    NA

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    GB/T 18311.4-2003 Fibre optic interconnecting devices and passive components--Basic test and measurement procedures--Part 3-4:ExamiNAtions and measurements--Attenuation
    纤维光学互连器件和无源器件 基本试验和测量程序 第3-4部分:检查和测量 衰减
    China National Standards
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    GB/T 18311.40-2003 Fibre optic interconnecting devices and passivecomponents--Basic test and measurement procedures--Part 3-40:ExamiNAtions and measurements--Extinction ratio of a polarization maintaining(pm)fibre pigtailed connector
    纤维光学互连器件和无源器件 基本试验和测量程序 第3-40部分:检查和测量 带保偏光纤尾纤连接器的消光比
    China National Standards
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    GB/T 18311.34-2003 Fibre optic interconnecting devices and passive components--Basic test and measurement procedures--Part 3-34:ExamiNAtions and measurements--Attenuation of random mated connectors
    纤维光学互连器件和无源器件 基本试验和测量程序 第3-34部分:检查和测量 随机配接连接器的衰减
    China National Standards
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    English PDF
    GB/T 18311.1-2003 Fibre optic interconnecting devices and passive components--Basic test and measurement procedures--Part 3-1:ExamiNAtions and measurements--Visual examination
    纤维光学互连器件和无源器件 基本试验和测量程序 第3-1部分:检查和测量 外观检查
    China National Standards
    NA

    English PDF
    GB/T 17574.10-2003 Semiconductor devices--Integrated circuits--Part 2-10:Digital integrated circuits--Blank detail specification for integrated circuit dyNAmicread/write memories
    半导体器件 集成电路 第2-10部分:数字集成电路 集成电路动态读/写存储器空白详细规范
    China National Standards
    NA

    English PDF
    GB/T 3382.1-2003 Technical requirements for group 3 facsimile apparatus used in public telephone network--Part 1:Standardization of group 3 facsimile termiNAls for document transmission
    文件传真三类机在电话网中的互通技术条件 第1部分:用于文件传输的三类传真终端的标准化
    China National Standards
    NA

    English PDF
    GB/T 12690.9-2003 Chemical aNAlysis methods for non-rare earth impurities of rare earth metals andtheir oxides--Determination of chlorine content--Silver nitrate turbidimetric method
    稀土金属及其氧化物中非稀土杂质化学分析方法 氯量的测定 硝酸银比浊法
    China National Standards
    NA

    English PDF
    GB/T 12690.8-2003 Chemical aNAlysis methods for non-rare earth impurities of rare earth metals and their oxides--Determination of sodium content--Flame atomic absorption spectrometric method
    稀土金属及其氧化物中非稀土杂质化学分析方法 钠量的测定 火焰原子吸收光谱法
    China National Standards
    NA

    English PDF
    GB/T 12690.7-2003 Chemical aNAlysis methods for non-rare earth impurities of rare earth metals and their oxides--Determination of silicon content--Molybdenum blue spectrophotometric method
    稀土金属及其氧化物中非稀土杂质化学分析方法 硅量的测定 钼蓝分光光度法
    China National Standards
    NA

    English PDF
    GB/T 12690.6-2003 Chemical aNAlysis methods for non-rare earth impurities of rare earth metals and their oxides--Determination of iron content--Kalium thiocyanate,1,10-phenanthroline spectrophotometric method
    稀土金属及其氧化物中非稀土杂质化学分析方法 铁量的测定 硫氰酸钾、1,10-二氮杂菲分光光度法
    China National Standards
    NA

    English PDF
    GB/T 12690.5-2003 Chemical aNAlysis methods for non-rare earth impurities of rare earth metals and their oxides--Determination of Al、Cr、Mn、Fe、Co、Ni、Cu、Zn、Pb content by inductively coupled plasma atomic emission spectrographic method--Determination of Co、M
    稀土金属及其氧化物中非稀土杂质化学分析方法 铝、铬、锰、铁、钴、镍、铜、锌、铅的测定 电感耦合等离子体发射光谱法(方法1) 钴、锰、铅、镍、铜、锌、铝、铬的测定 电感耦合等离子
    China National Standards
    NA

    English PDF
    GB/T 12690.4-2003 Chemical aNAlysis methods for non-rare earth impurities ofrare earth metals and their oxides--Determination of oxygen and nitrogen content--Impulse-infrared and impulse-thermal conductance absorption method
    稀土金属及其氧化物中非稀土杂质化学分析方法 氧、氮量的测定 脉冲-红外吸收法和脉冲-热导法
    China National Standards
    NA

    English PDF
    GB/T 12690.13-2003 Chemical aNAlysis methods for non-rareearth impurities of rare earth metals and their oxides--Determination of molybdenum and tungsten content--Induct-ively coupled plasma atomic emission spectrographic method and inductively coupled plasma mass spectrum
    稀土金属及其氧化物中非稀土杂质化学分析方法 钼、钨量的测定 电感耦合等离子体发射光谱法和电感耦合等离子体质谱法
    China National Standards
    NA

    English PDF
    GB/T 12690.12-2003 Chemical aNAlysis methods for non-rare earth impurities of rare earth metals and their oxides--Determination of thorium content--Arsenazo III spectrophotometric method and inductively coupled plasma mass spectrum method
    稀土金属及其氧化物中非稀土杂质化学分析方法 钍量的测定 偶氮胂III分光光度法和电感耦合等离子体质谱法
    China National Standards
    NA

    English PDF
    GB/T 12690.11-2003 Chemical aNAlysis methods for non-rare earth impurities of rare earth metals and their oxides--Determination of magnesium content--Flame atomic absorptionspectrometric method
    稀土金属及其氧化物中非稀土杂质化学分析方法 镁量的测定 火焰原子吸收光谱法
    China National Standards
    NA

    English PDF
    GB/T 12690.10-2003 Chemical aNAlysis methods for non-rare earth impurities of rare earth metals and their oxides--Determination of phosphorus content by molybdenum blue spectrophotometric method
    稀土金属及其氧化物中非稀土杂质化学分析方法 磷量的测定 钼蓝分光光度法
    China National Standards
    NA

    English PDF
    GB/T 8828-2003 Antioxidant 4010NA
    防老剂 4010NA
    China National Standards
    NA

    English PDF
    GB/T 19361-2003 Wire electrical-discharge machines(UnidirectioNAl traveling type)--Testing of the accuracy
    电火花线切割机(单向走丝型) 精度检验
    China National Standards
    NA

    English PDF
    GB/T 10611-2003 Industrial screens--DesigNAtion and nominal sizes of apertures
    工业用网 标记方法与网孔尺寸系列
    China National Standards
    NA

    English PDF
    GB/T 606-2003 Chemical reagent--General method for the determiNAtion of water--Karl Fischer method
    化学试剂 水分测定通用方法 卡尔·费休法
    China National Standards
    NA

    English PDF
    GB/T 19385.2-2003 Textile machinery and accessories--Heald frames--Part 2:Heald-carrying rod fixed directly on the frame stave--CoordiNAted dimensions
    纺织机械与附件 综框 第2部分:穿综杆直接固定于综框横梁 相关尺寸
    China National Standards
    NA

    English PDF

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