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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. |
| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 7661-2009 |
Bubble classes of optical elements 光学零件气泡度 |
China National Standards element |
 English PDF |
| GB/T 2831-2009 |
Surface form deviation of optical elements 光学零件的面形偏差 |
China National Standards element |
English PDF |
| GB/T 12467.4-2009 |
Quality reqirements for fusion welding of metallic materials - Part 4: elementary quality requirements 金属材料熔焊质量要求 第4部分：基本质量要求 |
China National Standards element |
English PDF |
| GB/T 24234-2009 |
Cast iron - Determination of multi-element contents - Spark discharge atomic emission spectrometric method (Routine method) 铸铁 多元素含量的测定 火花放电原子发射光谱法(常规法) |
China National Standards element |
English PDF |
| GB/T 23994-2009 |
Limit of certain harmful elements of coatings for consumer products contacting with human body 与人体接触的消费产品用涂料中特定有害元素限量 |
China National Standards element |
English PDF |
| GB/T 23991-2009 |
Determination of soluble harmful elements content of coatings 涂料中可溶性有害元素含量的测定 |
China National Standards element |
English PDF |
| GB/T 23954-2009 |
Technical regulations for cleaning of reverse osmosis membrane element 反渗透系统膜元件清洗技术规范 |
China National Standards element |
English PDF |
| GB/T 23824.1-2009 |
Information technology - Procedures for achieving metadata registry content consistency - Part 1: Data elements 信息技术 实现元数据注册系统（MDR）内容一致性的规程 第1部分：数据元 |
China National Standards element |
English PDF |
| GB/T 23682-2009 |
Refrigerating systems and heat pumps - Flexible pipe elements, vibration isolators and expansion joints - Requirements, design and installation 制冷系统和热泵 软管件、隔震管和膨胀接头 要求、设计与安装 |
China National Standards element |
English PDF |
| GB/T 6609.30-2009 |
Chemical analysis methods and determination of physical performance of alumina - Part 30: X-ray fluorescence spectrometric method for the determination centent of trace elements 氧化铝化学分析方法和物理性能测定方法 第30部分：X射线荧光光谱法测定微量元素含量 |
China National Standards element |
English PDF |
| GB/T 13748.21-2009 |
Chemical analysis methods of magnesium and magnesium alloys - Part 21: Determination of elements by photoelectric direct reading atomic emission spectrometry 镁及镁合金化学分析方法 第21部分：光电直读原子发射光谱分析方法测定元素含量 |
China National Standards element |
English PDF |
| GB/T 13748.20-2009 |
Chemical analysis methods of magnesium and magnesium alloys - Part 20: Determination of elements by inductively coupled plasma atomic emission spectrometry 镁及镁合金化学分析方法 第20部分：ICP-AES测定元素含量 |
China National Standards element |
English PDF |
| GB/T 17564.4-2009 |
Standard data element types with associated classification scheme for electric components - Part 4: IEC reference collection of standard data element types and component classes 电气元器件的标准数据元素类型和相关分类模式 第4部分：IEC标准数据元素类型和元器件类别基准集 |
China National Standards element |
English PDF |
| GB/T 19688.5-2009 |
Information and documentation - Bibliographic data element directory - Part 5: Data elements for the exchange of cataloguing and metadata 信息与文献 书目数据元目录 第5部分：编目和元数据交换用数据元 |
China National Standards element |
English PDF |
| GB/T 23305.3-2009 |
Shipbuilding - Topology of ship hull structure elements - Part 3: Relations of elements 造船 船体结构单元的拓扑 第3部分：单元间的关系 |
China National Standards element |
English PDF |
| GB/T 23305.2-2009 |
Shipbuilding - topology of ship hull structure elements - Part 2: Description of elements 造船 船体结构单元的拓扑 第2部分：单元的描述 |
China National Standards element |
English PDF |
| GB/T 23305.1-2009 |
Shipbuilding - Topology of ship hull structure elements - Part 1: Location of elements 造船 船体结构单元的拓扑 第1部分：单元的位置 |
China National Standards element |
English PDF |
| GB/T 15141-2009 |
Test method for friction element of wet clutch 湿式离合器摩擦元件试验方法 |
China National Standards element |
English PDF |
| GB 4706.52-2008 |
Household and similar electrical appliances - Safety - Particular requirements for commercial electric cooking ranges, ovens, hobs and hob elements 家用和类似用途电器的安全 商用电炉灶、烤箱、灶和灶单元的特殊要求 |
China National Standards element |
English PDF |
| GB/T 14048.17-2008 |
Low-voltage switchgear and controlgear - Part 5-4: Control circuit devices and switching elements - Methord of assessing the performance of low-energy contacts - Special tests 低压开关设备和控制设备 第5-4部分：控制电路电器和开关元件 小容量触头的性能评定方法 特殊试验 |
China National Standards element |
English PDF |
| GB/T 23150-2008 |
Tubular heating element for water heater 热水器用管状加热器 |
China National Standards element |
English PDF |
| GB/T 22631-2008 |
Vertical building elements - Impact resistance test - Impact bodies and general test procedures 建筑物垂直部件 抗冲击试验 冲击物及通用试验程序 |
China National Standards element |
English PDF |
| GB/T 10614-2008 |
Resilient coupling with core element 芯型弹性联轴器 |
China National Standards element |
English PDF |
| GB/T 14048.10-2008 |
Low-voltage switchgear and controlgear - Part 5-2: Control circuit devices and switching element - Proximtiy switches 低压开关设备和控制设备 第5-2部分：控制电路电器和开关元件 接近开关 |
China National Standards element |
English PDF |
| GB/T 22368-2008 |
Low-alloy steel - Determination of multi-element contents - Glow discharge optical emission spectrometry（Routine method） 低合金钢 多元素含量的测定 辉光放电原子发射光谱法（常规法） |
China National Standards element |
English PDF |
| GB/T 11170-2008 |
Stainless steel - Determination of multi-element contents - Spark discharge atomic emission spectrometric method (Routine method) 不锈钢 多元素含量的测定 火花放电原子发射光谱法（常规法） |
China National Standards element |
English PDF |
| GB/T 16688-2008 |
Information technology - Open systems interconnection - Service definition for the association control service element 信息技术 开放系统互连 联系控制服务元素服务定义 |
China National Standards element |
English PDF |
| GB/T 16687.1-2008 |
Information technology - Open systems interconnection - Connection-oriented protocol for the association control service element - Part 1: Protocol specification 信息技术 开放系统互连 面向连接的联系控制服务元素协议 第1部分：协议规范 |
China National Standards element |
English PDF |
| GB/T 10430-2008 |
Inspection method for bonding ability of sintered friction elements 烧结金属摩擦片粘结性能检验方法 |
China National Standards element |
English PDF |
| GB/T 4048-2008 |
Timekeeping instruments - Wristwatches - Dimensions of bracelet-to-case fastening elements 计时仪器 手表壳与表带连接部位的尺寸系列 |
China National Standards element |
English PDF |
| GB/T 22159.3-2008 |
Acoustics and vibration - Laboratory measurement of vibro-acoustic transfer properties of resilient elements - Part 3: Indirect method for determination of the dynamic stiffness of resilient supports for translatory motion 声学与振动 弹性元件振动 声传递特性实验室测量方法 第3部分：弹性支撑件平动动刚度的间接测量方法 |
China National Standards element |
English PDF |
| GB/T 22121-2008 |
Registration specification for reference dictionary elements of general part and component in the field of equipment manufacturing 装备制造业通用零部件数据字典元素注册规范 |
China National Standards element |
English PDF |
| GB/T 9978.9-2008 |
Fire-resistance tests - elements of building construction - Part 9: Specific requirements for non-loadbearing ceiling elements 建筑构件耐火试验方法 第9部分：非承重吊顶构件的特殊要求 |
China National Standards element |
English PDF |
| GB/T 9978.8-2008 |
Fire-resistance tests - elements of building construction - Part 8: Specific requirements for non-loadbearing vertical separating elements 建筑构件耐火试验方法 第8部分：非承重垂直分隔构件的特殊要求 |
China National Standards element |
English PDF |
| GB/T 9978.7-2008 |
Fire-resistance tests - elements of building construction - Part 7: Specific requirements for columns 建筑构件耐火试验方法 第7部分：柱的特殊要求 |
China National Standards element |
English PDF |
| GB/T 9978.6-2008 |
Fire-resistance tests－elements of building construction－Part 6：Specific requirements for beams 建筑构件耐火试验方法 第6部分：梁的特殊要求 |
China National Standards element |
English PDF |
| GB/T 9978.5-2008 |
Fire-resistance tests－elements of building construction－Part 5: Specific requirements for loadbearing horizontal separating elements 建筑构件耐火试验方法 第5部分：承重水平分隔构件的特殊要求 |
China National Standards element |
English PDF |
| GB/T 9978.4-2008 |
Fire-resistance tests－elements of building construction－Part 4: Specific requirements for loadbearing vertical separating elements 建筑构件耐火试验方法 第4部分：承重垂直分隔构件的特殊要求 |
China National Standards element |
English PDF |
| GB/T 9978.3-2008 |
Fire-resistance tests －elements of building construction－Part 3: Commentary on test method and test data application 建筑构件耐火试验方法 第3部分：试验方法和试验数据应用注释 |
China National Standards element |
English PDF |
| GB/T 9978.1-2008 |
Fire-resistance tests－elements of building construction－Part 1: General requirements 建筑构件耐火试验方法 第1部分：通用要求 |
China National Standards element |
English PDF |
| GB/T 17488-2008 |
Hydraulic fluid power - Filter elements - Determination of resistance to flow fatigue using particulate contaminant 液压滤芯 利用颗粒污染物测定抗流动疲劳特性 |
China National Standards element |
English PDF |
| GB 14048.5-2008 |
Low-voltage switchgear and controlgear - Part 5-1:Control circuit devices and switching element - Electromechanical control circuit devices 低压开关设备和控制设备 第5-1部分：控制电路电器和开关元件 机电式控制电路电器 |
China National Standards element |
English PDF |
| GB/T 4728.13-2008 |
Graphical symbols for diagrams - Part 13：Analogue elements 电气简图用图形符号 第13部分：模拟元件 |
China National Standards element |
English PDF |
| GB/T 4728.12-2008 |
Graphical symbols for diagrams - Part 12：Binary logic elements 电气简图用图形符号 第12部分：二进制逻辑元件 |
China National Standards element |
English PDF |
| GB/T 21283.5-2008 |
Rotary shaft lip-type seals incorporating thermoplastic sealing elements - Part 5: Identification of visual imperfections 密封元件为热塑性材料的旋转轴唇形密封圈 第5部分 外观缺陷的识别 |
China National Standards element |
English PDF |
| GB/T 21283.4-2008 |
Rotary shaft lip-type seals incorporating thermoplastic sealing elements - Part 4: Performance test procedures 密封元件为热塑性材料的旋转轴唇形密封圈 第4部分：性能试验程序 |
China National Standards element |
English PDF |
| GB/T 21283.3-2008 |
Rotary shaft lip-type seals incorporating thermoplastic sealing elements - Part 3 :Storage，handling and installation 密封元件为热塑性材料的旋转轴唇形密封圈 第3部分：贮存、搬运和安装 |
China National Standards element |
English PDF |
| GB/T 13871.3-2008 |
Rotary shaft lip-type seals incorporating elastomeric sealing elements - Part 3: Storage，handling and installation 密封元件为弹性体材料的旋转轴唇形密封圈 第3部分：贮存、搬运和安装 |
China National Standards element |
English PDF |
| GB/T 21834-2008 |
Medium and low alloy steel - Determination of the distribution of multi-element contents - Original position statistic distribution analysis method 中低合金钢 多元素成分分布的测定 金属原位统计分布分析法 |
China National Standards element |
English PDF |
| GB/T 21711.1-2008 |
Electromechanical elementary relays - Part 1: General and safety requirements 基础机电继电器 第1部分：总则与安全要求 |
China National Standards element |
English PDF |
| GB/T 19488.2-2008 |
Data elements for e-government - Part 2: Directory of common data elements 电子政务数据元 第2部分：公共数据元目录 |
China National Standards element |
English PDF |
| GB/T 21699-2008 |
Verification/Calibration method of rotating-element current meters in straight open tank 直线明槽中的转子式流速仪检定/校准方法 |
China National Standards element |
English PDF |
| GB/T 6886-2008 |
Sintered stainless steel filter elements 烧结不锈钢过滤元件 |
China National Standards element |
English PDF |
| GB/T 21486-2008 |
Hydraulic fluid power - Filter elements - Sequence of tests for verifying performance characteristics 液压滤芯 检验性能特性的试验程序 |
China National Standards element |
English PDF |
| GB/T 21283.2-2007 |
Rotary shaft lip-type seals incorporating thermoplastic sealing element - Part 2：Vocabulary 密封元件为热塑性材料的旋转轴唇形密封圈 第2部分：词汇 |
China National Standards element |
English PDF |
| GB/T 21283.1-2007 |
Rotary shaft lip-type seals incorporating thermoplastic sealing elements－Part 1: Nominal dimensions and tolerances 密封元件为热塑性材料的旋转轴唇形密封圈 第1部分：基本尺寸和公差 |
China National Standards element |
English PDF |
| GB/T 13871.4-2007 |
Rotary shaft lip type seals incorporating elastomeric sealing elements - Part 4：Performance test procedures 密封元件为弹性体材料的旋转轴唇形密封圈 第4部分：性能试验程序 |
China National Standards element |
English PDF |
| GB/T 13871.1-2007 |
Rotary shaft lip type seals incorporating elastomeric sealing elements - Part 1: Nominal dimensions and tolerances 密封元件为弹性体材料的旋转轴唇形密封圈 第1部分：基本尺寸和公差 |
China National Standards element |
English PDF |
| GB/T 21198.3-2007 |
Determination of precious metals in precious metals jewellery alloys - Method using ICP spectrometry - Part 3：Palladium jewellery alloys - Determination of palladium - Method using a solution with yttrium as internal standard element 贵金属合金首饰中贵金属含量的测定 ICP光谱法 第3部分：钯合金首饰 钯含量的测定 采用钇为内标 |
China National Standards element |
English PDF |
| GB/T 21198.1-2007 |
Determination of precious metals in precious metals jewellery alloys -Method using ICP spectrometry - Part 1：Platinum jewellery alloys - Determination of platinum - Method using a solution with yttrium as internal standard element 贵金属合金首饰中贵金属含量的测定 ICP光谱法 第1部分：铂合金首饰 铂含量的测定 采用钇为内标 |
China National Standards element |
English PDF |
| GB/T 223.79-2007 |
Iron and steel - Determination of multi - element contents - X - ray fluorescence spectrometry (Routine method) 钢铁 多元素含量的测定 X-射线荧光光谱法（常规法） |
China National Standards element |
English PDF |
| GB/T 21081-2007 |
Banking - Key management related data element (retail) 银行业务 密钥管理相关数据元(零售) |
China National Standards element |
English PDF |
| GB/T 15948.1-2007 |
Bank telecommunication - Funds transfer messages -- Part 1: Vocabulary and universal set of data segments and data elements for electronic funds transfer messages 银行电讯 资金转账报文 第1部分：电子资金转账报文数据段和数据元术语及通用集 |
China National Standards element |
English PDF |
| GB/T 14041.2-2007 |
Hydraulic fluid power - Filter elements - Verification of material compatibility with fluids 液压滤芯 材料与液体相容性检验方法 |
China National Standards element |
English PDF |
| GB 8771-2007 |
Maximum limits for soluble elements content of pencil coating 铅笔涂层中可溶性元素最大限量 |
China National Standards element |
English PDF |
| GB/T 17564.5-2007 |
Standard data element types with associated classification scheme for electric components - Part 5: Extensions to the EXPRESS dictionary schema 电气元器件的标准数据元素类型和相关分类模式 第5部分: EXPRESS 字典模式扩展 |
China National Standards element |
English PDF |
| GB/T 6887-2007 |
Sintered metal filter elements 烧结金属过滤元件 |
China National Standards element |
English PDF |
| GB/T 14041.1-2007 |
Hydraulic fluid power - Filter element - Verification of fabrication integrity and determination of the first bubble point 液压滤芯 结构完整性验证和初始冒泡点的确定 |
China National Standards element |
English PDF |
| GB/T 20818.1-2007 |
Industrial-process measurement and control-data structures and elements in process equipment catalogues - Part 1: Measuring equipment with analogue and digital output 工业过程测量和控制 过程设备目录中的数据结构和元素 第1部分：带模拟和数字输出的测量设备 |
China National Standards element |
English PDF |
| GB/T 1185-2006 |
Surface imperfections of optical elements 光学零件表面疵病 |
China National Standards element |
English PDF |
| GB/T 4169.21-2006 |
Components of injection moulds for plastics - Part 21: Rectangular locating element 塑料注射模零件 第21部分:矩形定位元件 |
China National Standards element |
English PDF |
| GB/T 4169.11-2006 |
Components of injection moulds for plastics - Part 11: Round locating element 塑料注射模零件 第11部分：圆形定位元件 |
China National Standards element |
English PDF |
| GB/T 14048.15-2006 |
Low-voltage switchgear and controlgear - Part 5-6: Control circuit devices and switching elements - DC interface for proximity sensors and switching amplifiers(NAMUR) 低压开关设备和控制设备 第5-6部分：控制电路电器和开关元件-接近传感器和开关放大器的DC接口（NAMUR） |
China National Standards element |
English PDF |
| GB/T 14048.14-2006 |
Low-voltage switchgear and controlgear - Part 5-5: Control circuit devices and switching elements - Electrical emergency stop device with mechanical latching function 低压开关设备和控制设备 第5-5部分：控制电路电器和开关元件-具有机械锁闩功能的电气紧急制动装置 |
China National Standards element |
English PDF |
| GB/T 14048.13-2006 |
Low-voltage switchgear and controlgear - Part 5-3: Control circuit devices and switching elements - Requirements for proximity devices with defined behaviour under fault conditions(PDF) 低压开关设备和控制设备 第5-3部分：控制电路电器和开关元件-在故障条件下具有确定功能的接近开关（PDF）的要求 |
China National Standards element |
English PDF |
| GB/T 20475.2-2006 |
Classification for content of harmful elements in coal - Part 2：chlorine 煤中有害元素含量分级 第2部分：氯 |
China National Standards element |
English PDF |
| GB/T 20475.1-2006 |
Classification for content of harmful elements in coal - Part 1：phosphorus 煤中有害元素含量分级 第1部分：磷 |
China National Standards element |
English PDF |
| GB 20424-2006 |
The specification for limit on harmful element content of the heavy metal concentrates products 重金属精矿产品中有害元素的限量规范 |
China National Standards element |
English PDF |
| GB/T 20501.5-2006 |
Guidance system for public information―Design principles and requirements of guidance elements―Part 5: Portable printing matter 公共信息导向系统 要素的设计原则与要求 第5部分：便携印刷品 |
China National Standards element |
English PDF |
| GB/T 20501.4-2006 |
Guidance system for public information―Design principles and requirements of elements―Part 4: Street guidance map 公共信息导向系统 要素的设计原则与要求 第4部分：街区导向图 |
China National Standards element |
English PDF |
| GB/T 20501.3-2006 |
Guidance system for public information―Design principles and requirements of guidance elements―Part 3: Layout plan and area function graph 公共信息导向系统 要素的设计原则与要求 第3部分：平面示意图和区域功能图 |
China National Standards element |
English PDF |
| GB/T 19889.8-2006 |
Acoustics―Measurement of sound insulation in buildings and of building elements―Part 8 :Laboratory measurements of the reduction of transmitted impact noise by floor coverings on a heavyweight standard floor 声学 建筑和建筑构件隔声测量 第8部分：重质标准楼板覆面层撞击声改善量的实验室测量 |
China National Standards element |
English PDF |
| GB/T 19889.5-2006 |
Acoustics―Measurement of sound insulation in buildings and of building elements―Part 5: Field measurements of airborne sound insulation of facade elements and facades 声学 建筑和建筑构件隔声测量 第5部分:外墙构件和外墙空气声隔声的现场测量 |
China National Standards element |
English PDF |
| GB/T 19889.10-2006 |
Acoustics―Measurement of sound insulation in buildings and of building elements―Part 10：Laboratory measurements of airborne sound insulation of small building elements 声学 建筑和建筑构件隔声测量 第10部分: 小建筑构件空气声隔声的实验室测量 |
China National Standards element |
English PDF |
| GB/T 20311-2006 |
Building components and building elements - Thermal resistance and thermal transmittance - Calculation method 建筑构件和建筑单元 热阻和传热系数 计算方法 |
China National Standards element |
English PDF |
| GB/T 12513-2006 |
Fire-resistance tests - elements of building construction - Glazed elements 镶玻璃构件耐火试验方法 |
China National Standards element |
English PDF |
| GB/T 20127.9-2006 |
Steel and alloy - Determination of trace element contents Part 9: Determination of scandium content by inductively coupled plasma atomic emission spectrometric method 钢铁及合金 痕量元素的测定 第9部分：电感耦合等离子体发射光谱法测定钪含量 |
China National Standards element |
English PDF |
| GB/T 20127.8-2006 |
Steel and alloy - Determination of trace element contents Part 8: Determination of antimony content by hydride generation-atomic fluorescence spectrometric method 钢铁及合金 痕量元素的测定 第8部分：氢化物发生-原子荧光光谱法测定锑含量 |
China National Standards element |
English PDF |
| GB/T 20127.7-2006 |
Steel and alloy - Determination of trace element contents Part 7: Determination of lead content by oscillopolarographic method 钢铁及合金 痕量元素的测定 第7部分：示波极谱法测定铅含量 |
China National Standards element |
English PDF |
| GB/T 20127.6-2006 |
Steel and alloy - Determination of trace element contents Part 6: Determination of germanium content by gallic acid oscillopolarographic method 钢铁及合金 痕量元素的测定 第6部分：没食子酸-示波极谱法测定锗含量 |
China National Standards element |
English PDF |
| GB/T 20127.5-2006 |
Steel and alloy - Determination of trace element contents Part 5: Determination of gallium content by extraction separation-rhodamine B photometric method 钢铁及合金 痕量元素的测定 第5部分：萃取分离-罗丹明B光度法 测定镓含量 |
China National Standards element |
English PDF |
| GB/T 20127.4-2006 |
Steel and alloy - Determination of trace element contents Part 4: Determination of copper content by graphite furnace atomic absorption spectrometric method 钢铁及合金 痕量元素的测定 第4部分：石墨炉原子吸收光谱法测定铜含量 |
China National Standards element |
English PDF |
| GB/T 20127.3-2006 |
Steel and alloy - Determination of trace element contents Part3:Determination of calcium,magnesium,barium content by inductively coupled plasma atomic emission spectrometric method 钢铁及合金 痕量元素的测定 第3部分：电感耦合等离子体发射光谱法测定钙、镁和钡含量 |
China National Standards element |
English PDF |
| GB/T 20127.2-2006 |
Steel and alloy - Determination of trace element contents Part2: Determination of arsenic content by hydride generation-atomic fluorescence spectrometric method 钢铁及合金 痕量元素的测定 第2部分：氢化物发生-原子荧光光谱法 测定砷含量 |
China National Standards element |
English PDF |
| GB/T 20127.13-2006 |
Steel and alloy - Determination of trace element contents Part 13: Determination of tin content by iodide extraction-phenylfluorone photometric method 钢铁及合金 痕量元素的测定 第13部分：碘化物萃取-苯基荧光酮光度法测定锡含量 |
China National Standards element |
English PDF |
| GB/T 20127.12-2006 |
Steel and alloy - Determination of trace element contents Part 12: Determination of zinc content by flame atomic absorption spectrometric method 钢铁及合金 痕量元素的测定 第12部分：火焰原子吸收光谱法测定锌含量 |
China National Standards element |
English PDF |
| GB/T 20127.1-2006 |
Steel and alloy - Determination of trace element contents Part 1: Determination of silver content by graphite furnace atomic absorption spectrometric method 钢铁及合金 痕量元素的测定 第1部分：石墨炉原子吸收光谱法测定银含量 |
China National Standards element |
English PDF |
| GB/T 20127.11-2006 |
Steel and alloy - Determination of trace element contents Part 11: Determination of indium and thallium content by inductively coupled plasma-mass spectrometric method 钢铁及合金 痕量元素的测定 第11部分：电感耦合等离子体质谱法测定铟和铊含量 |
China National Standards element |
English PDF |
| GB/T 20127.10-2006 |
Steel and alloy - Determination of trace element contents Part 10: Determination of selenium content by hydride generation-atomic fluorescence spectrometric method 钢铁及合金 痕量元素的测定 第10部分：氢化物发生-原子荧光光谱法测定硒含量 |
China National Standards element |
English PDF |
| GB/T 20125-2006 |
Low-alloy steel - Determination of multi-element contents - Inductively coupled plasma atomic emission spectrometric method 低合金钢 多元素的测定 电感耦合等离子体发射光谱法 |
China National Standards element |
English PDF |
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