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未生效 EN ISO 15883-5-2021Washer-disinfectors - Part 5: Performance requirements and test method criteria for demonstrating cleaning efficacy (ISO 15883-5:2021)

未生效 JJF (苏) 250-2021液化气体自动灌装秤校准规范

未生效 XB/T 520-2021铈掺杂钆镓铝石榴石多晶闪烁体

未生效 EN IEC 62037-2-2021Passive RF and microwave devices, intermodulation level measurement - Part 2: Measurement of passive intermodulation in coaxial cable assemblies

未生效 EN ISO 1833-22-2021Textiles - Quantitative chemical analysis - Part 22: Mixtures of viscose or certain types of cupro or modal or lyocell with flax fibres (method using formic acid and zinc chloride) (ISO 1833 22:2020)

未生效 SY/T 6660-2021用旋转容积式气体流量计测量天然气流量

未生效 EN 14322-2021Wood-based panels - Melamine faced boards for interior uses - Definition, requirements and classification

未生效 EN ISO 18229-2021Essential technical requirements for mechanical components and metallic structures foreseen for Generation IV nuclear reactors (ISO 18229:2018)

未生效 NB/SH/T 6024-2021ZSM—5分子筛相对结晶度的测定 X射线衍射法

未生效 NY/T 3948-2021植物源农产品中叶黄素、玉米黄质、β-隐黄质的测定 高效液相色谱法

未生效 EN ISO 16672-2021Ophthalmic implants - Ocular endotamponades (ISO 16672:2020)

未生效 EN ISO 20344-2021Personal protective equipment - Test methods for footwear (ISO 20344:2021)

未生效 EN IEC 60545-2021Guidelines for commissioning and operation of hydraulic turbines, pump-turbines and storage pumps

未生效 EN IEC 61557-2-2021Electrical safety in low voltage distribution systems up to 1 000 V AC and 1 500 V DC - Equipment for testing, measuring or monitoring of protective measures - Part 2: Insulation resistance

未生效 HG/T 2427-2021肥料级氰氨化钙

未生效 EN 13523-7-2021Coil coated metals - Test methods - Part 7: Resistance to cracking on bending (T-bend test)

未生效 DB32/T 4206-2022微型月季潮汐灌溉栽培技术规程

未生效 NB/T 10816-2021非工业用户供电系统用谐波治理装置技术条件

未生效 JJF 1939-2021热式风速仪校准规范

未生效 JJF(机械) 1066-2021超声显微镜性能校准规范

未生效 SY/T 5822-2021油田化学剂分类及命名规范

未生效 SY/T 5587.9-2021常规修井作业规程 第9部分：换井口装置

未生效 YS/T 1434-2021六氯乙硅烷组分含量的测定 气相色谱法

未生效 EN ISO 6330-2021Textiles - Domestic washing and drying procedures for textile testing (ISO 6330:2021)

未生效 NB/T 10722-2021矿井漏泄通信系统通用技术条件

未生效 BB/T 0087-2021包装材料激光全息定位纸

未生效 NB/T 10759-2021矿用水位控制器

未生效 NB/T 10699-2021地热地球化学勘查规范

未生效 YS/T 1444-2021镍钴钛三元素复合氢氧化物

未生效 YS/T 1467.2-2021铪化学分析方法第2部分：铀量的测定