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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 41815.3-2023 |
Information technology - Biometric presence attack detection - Part 3: Testing and reporting {译} 信息技术 生物特征识别呈现攻击检测 第3部分：测试与报告 |
China National Standards presence |
 English PDF |
| GB/T 41815.2-2022 |
Information technology — Biometric presence attack detection — Part 2: Data formats {译} 信息技术 生物特征识别呈现攻击检测 第2部分：数据格式 |
China National Standards presence |
English PDF |
| GB/T 39560.701-2020 |
Determination of certain substances in electrical and electronic products—Part 7-1:Hexavalent chromium—presence of hexavalent chromium [Cr(VI)] in colourless and coloured corrosion-protected coatings on metals by the colorimetric method 电子电气产品中某些物质的测定 第7-1部分：六价铬 比色法测定金属上无色和有色防腐镀层中的六价铬[Cr(VI)] |
China National Standards presence |
English PDF |
| GB/T 12476.3-2017 |
Electrical apparatus for use in the presence of combustible dust—Part 3: Classification of areas where combustible dusts are or may be present 可燃性粉尘环境用电气设备 第3部分：存在或可能存在可燃性粉尘的场所分类 |
China National Standards presence |
English PDF |
| GB 12476.5-2013 |
Electrical apparatus for use in the presence of combustible dust Part 5：Protection by enclosures “tD” 可燃性粉尘环境用电气设备 第5部分：外壳保护型“tD” |
China National Standards presence |
English PDF |
| GB 12476.1-2013 |
Electrical apparatus for use in the presence of combustible dust―Part 1: General requirements 可燃性粉尘环境用电气设备 第1部分：通用要求 |
China National Standards presence |
English PDF |
| GB/T 29483-2013 |
Electrical safety of machinery - Application of protective equipment to detect the presence of persons 机械电气安全 检测人体存在的保护设备应用 |
China National Standards presence |
English PDF |
| GB 25081-2010 |
High-voltage presence indicating systems 高压带电显示装置（VPIS） |
China National Standards presence |
English PDF |
| GB 12476.9-2010 |
Electrical apparatus for use in the presence of combustible dust - Part 9: Test methods - Method for determining the electrical resistivity of dust in layers 可燃性粉尘环境用电气设备 第9部分：试验方法 粉尘层电阻率的测定方法 |
China National Standards presence |
English PDF |
| GB 12476.8-2010 |
Electrical apparatus for use in the presence of combustible dust - Part 8: Test methods - Methods for determining the minimum ignition temperatures of dust 可燃性粉尘环境用电气设备 第8部分： 试验方法 确定粉尘最低点燃温度的方法 |
China National Standards presence |
English PDF |
| GB 12476.7-2010 |
Electrical apparatus for use in the presence of combustible dust - Part 7: Type of protection “pD” 可燃性粉尘环境用电气设备 第7部分：正压保护型“pD” |
China National Standards presence |
English PDF |
| GB 12476.6-2010 |
Electrical apparatus for use in the presence of combustible dust - Part 6: Protection by encapsulation“mD” 可燃性粉尘环境用电气设备 第6部分：浇封保护型“mD” |
China National Standards presence |
English PDF |
| GB 12476.4-2010 |
Electrical apparatus for use in the presence of combustible dust - Part 4: Protection by intrinsic safety “iD” 可燃性粉尘环境用电气设备 第4部分：本质安全型“iD” |
China National Standards presence |
English PDF |
| GB 12476.2-2010 |
Electrical apparatus for use in the presence of combustible dust - Part 2: Selection and installation 可燃性粉尘环境用电气设备 第2部分：选型和安装 |
China National Standards presence |
English PDF |
| GB 12476.10-2010 |
Electrical apparatus for use in the presence of combustible dust - Part 10: Test methods - Method for determining minimum ignition energy of dust/air mixtures 可燃性粉尘环境用电气设备 第10部分：试验方法 粉尘与空气混合物最小点燃能量的测定方法 |
China National Standards presence |
English PDF |
| GB/T 8037-2009 |
Benzol products of coal carbonization - Test for presence of mercap tans 焦化苯类产品中硫醇的检验方法 |
China National Standards presence |
English PDF |
| GB/T 11143-2008 |
Standard test method for rust-preventing characteristics of inhibited mineral oil in the presence of water 加抑制剂矿物油在水存在下防锈性能试验法 |
China National Standards presence |
English PDF |
| GB 12476.3-2007 |
Electrical apparatus for use in the presence of combustible dust - part 3: Classfication of areas where combustible dusts are or may be present 可燃性粉尘环境用电气设备 第3部分：存在或可能存在可燃性粉尘的场所分类 |
China National Standards presence |
English PDF |
| GB/T 15152-2006 |
Methods of judging degradation for interference to mobile radiocommunication in the presence of impulsive noise 脉冲噪声干扰引起移动通信性能降级的评定方法 |
China National Standards presence |
English PDF |
| GB/T 17520-1998 |
Determination of solubility and solution stability of reactive dyes in the presence of electrolytes 在电解质存在下反应染料溶解度和溶液稳定性的测定 |
China National Standards presence |
English PDF |
| GB/T 12307.3-1997 |
Metalliccoatings--Test methods for electrodeposited silver and silver alloy coatings--Part 3:Determination of the presence of residual salts 金属覆盖层 银和银合金电镀层的试验方法 第三部分:残留盐的测定 |
China National Standards presence |
English PDF |
| GB/T 12305.6-1997 |
Metalliccoating--Test methods for electrodeposited gold and gold alloy coatings--Part 6:Determination of the presence of residual salts 金属覆盖层 金和金合金电镀层的试验方法 第六部分:残留盐的测定 |
China National Standards presence |
English PDF |
| GB/T 4698.10-1996 |
Sponge titanium，titanium and titanium alloys--Determination of chromium content in thepresence of Vanadium--Ammonium ferrous sulfate titration method 海绵钛、钛及钛合金化学分析方法 硫酸亚铁铵滴定法测定铬量(含钒) |
China National Standards presence |
English PDF |
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