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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 YS/T 1462.5-2021粗锡化学分析方法第5部分：锑含量的测定火焰原子吸收光谱法和硫酸铈滴定法

未生效 DB51/T 10001.3-2021智慧高速公路 第3部分：路测设施设置规范

未生效 NB/T 10714-2021热储开发方案编制技术要求

未生效 SY/T 5954-2021开钻前验收项目及要求

未生效 EN IEC 62271-112-2021High-voltage switchgear and controlgear - Part 112: Alternating current high-speed earthing switches for secondary arc extinction on transmission lines

未生效 JJF(机械) 1062-2021绝缘油介电强度测试仪校准规范

未生效 DB35/T 2044-2021虚拟现实应用软件性能测试要求

未生效 NB/T 10843-2021页岩气井油基钻井液重复利用技术规范

未生效 YS/T 1440-2021碲化铋

未生效 EN ISO 19085-2-2021Woodworking machines - Safety - Part 2: Horizontal beam panel circular sawing machines (ISO 19085-2:2021)

未生效 SC/T 5025-2021蟹笼通用技术要求

未生效 EN IEC 60974-11-2021Arc welding equipment - Part 11: Electrode holders

未生效 EN IEC 61223-3-7-2022Evaluation and routine testing in medical imaging departments - Part 3-7: Acceptance and constancy tests - Imaging performance of X-ray equipment for dental cone beam computed tomography

未生效 EN IEC 62488-3-2021Power line communication systems for power utility applications - Part 3: Digital Power Line Carrier (DPLC) terminals and hybrid ADPLC terminals

未生效 YS/T 1476-2021锆英砂化学分析方法钡含量的测定电感耦合等离子体原子发射光谱法

未生效 EN IEC 61753-085-02-2021Fibre optic interconnecting devices and passive components - Performance standard - Part 085-02: Non-connectorized single-mode pigtailed CWDM devices for category C - Indoor controlled environment

未生效 YS/T 1459-2021铜冶炼副产品锑酸钠

未生效 JT/T 1199.5-2022绿色交通设施评估技术要求 第5部分：绿色货运站

未生效 QB/T 5636-2021品牌培育管理体系实施指南食品行业

未生效 NB/T 10832-2021大型水轮发电机无取向电工钢带技术条件

未生效 JJF(电子) 0079-2021锂离子电池重物冲击试验机校准规范

未生效 EN ISO 20714-2021E-liquid - Determination of nicotine, propylene glycol and glycerol in liquids used in electronic nicotine delivery devices - Gas chromatographic method (ISO 20714:2019)

未生效 JJF 1932-2021椭偏仪校准规范

未生效 JJF(通信) 053-2021增强机器类通信（eMTC）综合测试仪校准规范

未生效 JJF 1947-2021铂-钴色度仪校准规范

未生效 ARMY L-P-527B-1973PLASTIC SHEET, STYRENE-BUTADIENE

未生效 GB 1903.53-2021食品安全国家标准食品营养强化剂 D-泛酸钙

未生效 QB/T 5674-2021有源射频卡专用软包锂-二氧化锰原电池（组）

未生效 EN 16480-2021Pumps - Rotodynamic pumps - Minimum required efficiency of water pumps and determination of Minimum Efficiency Index (MEI)