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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 1553-2023 |
Determination of minority carrier lifetime in silicon and germanium Photoconductivity decay method 硅和锗体内少数载流子寿命的测定 光电导衰减法 |
China National Standards decay |
 English PDF |
| GB/T 13163.2-2021 |
Radiation protection instrumentation—Radon and radon decay product measuring instruments—Part 2:Specific requirements for 222Rn and 220Rn measuring instruments 辐射防护仪器 氡及氡子体测量仪 第2部分：222Rn和220Rn测量仪的特殊要求 |
China National Standards decay |
English PDF |
| GB/T 26068-2018 |
Test method for carrier recombination lifetime in silicon wafers and silicon ingots—Non-contact measurement of photoconductivity decay by microwave reflectance method 硅片和硅锭载流子复合寿命的测试-非接触微波反射光电导衰减法 |
China National Standards decay |
English PDF |
| GB/T 34533-2017 |
Measurement of helium porosity and pulse decay permeability of shale 页岩氦气法孔隙度和脉冲衰减法渗透率的测定 |
China National Standards decay |
English PDF |
| GB/T 33728-2017 |
Textiles—Evaluation for electrostatic properties—Method of static decay 纺织品 静电性能的评定 静电衰减法 |
China National Standards decay |
English PDF |
| GB/T 33041-2016 |
decay and termite hazard zone for above-ground applications of wood in China 中国陆地木材腐朽与白蚁危害等级区域划分 |
China National Standards decay |
English PDF |
| GB/T 13163.4-2014 |
Radiation protection instrumentation―Radon and radon decay product measuring instruments―Part 4: Equipment for the production of reference atmospheres containing radon isotopes and their decay products (STAR) 辐射防护仪器 氡及氡子体测量仪 第4部分：含氡同位素及其子体参考大气的产生设备（氡环境试验系统） |
China National Standards decay |
English PDF |
| GB/T 13163.3-2014 |
Radiation protection instrumentation―Radon and radon decay product measuring instruments―Part 3: Specific requirements for radon decay product measuring instruments 辐射防护仪器 氡及氡子体测量仪 第3部分：氡子体测量仪的特殊要求 |
China National Standards decay |
English PDF |
| GB/T 29900-2013 |
Field test method for evaluation of wood preservatives by ground proximity decay 木材防腐剂性能评估的野外近地面试验方法 |
China National Standards decay |
English PDF |
| GB/T 28990-2012 |
Code for non-destructive evaluation of interior decay and modulus of elasticity of historic building wood members by stress wave methods 古建筑木构件内部腐朽与弹性模量应力波无损检测规程 |
China National Standards decay |
English PDF |
| GB/T 26068-2010 |
Test method for carrier recombination lifetime in silicon wafers by non-contact measurement of photoconductivity decay by microwave reflectance 硅片载流子复合寿命的无接触微波反射光电导衰减测试方法 |
China National Standards decay |
English PDF |
| GB/T 1553-2009 |
Test methods for minority carrier lifetime in bulk germanium and silicon by measurement of photoconduetivity decay 硅和锗体内少数载流子寿命测定光电导衰减法 |
China National Standards decay |
English PDF |
| GB/T 13163.1-2009 |
Radiation protection instrumentation - Radon and radon decay product measuring instruments - Part 1: General principles 辐射防护仪器 氡及氡子体测量仪 第1部分：一般原则 |
China National Standards decay |
English PDF |
| GB/T 13942.1-2009 |
Durability of wood - Part 1: Method for laboratory test of natural decay resistance 木材耐久性能 第1部分：天然耐腐性实验室试验方法 |
China National Standards decay |
English PDF |
| GB/T 13163.2-2005 |
Radiation protection instrumentation-Radon and radon decay product measuring instruments-Part2:Specific requirements for radon measruing instruments 辐射防护用氡及氡子体测量仪 第2部分:氡测量仪的特殊要求 |
China National Standards decay |
English PDF |
| GB/T 18198-2000 |
Estimation standards of personal cumulative exposure to radon decay products for miners 矿工氡子体个人累积暴露量估算规范 |
China National Standards decay |
English PDF |
| GB/T 12968-1991 |
Eddy current decay method formeasurement of resistivity and residual resistance ratio of pure metals 纯金属电阻率与剩余电阻比涡流衰减测量方法 |
China National Standards decay |
English PDF |
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