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未生效 EN 17415-2-2021District cooling pipes - Bonded single pipe systems for directly buried cold water networks - Part 2: Factory made fitting assemblies of steel or plastic service pipe, polyurethane thermal insulation and a casing of polyethylene

未生效 JJF 1922-2021GNSS导航信号采集回放仪校准规范

未生效 EN IEC 62868-2-1-2021Organic light emitting diode (OLED) light sources for general lighting - Safety - Part 2-1: Particular requirements - semi-integrated OLED modules

未生效 EN 415-11-2021Safety of packaging machines - Part 11: Determination of efficiency and availability

未生效 EN ISO 22526-2-2021Plastics - Carbon and environmental footprint of biobased plastics - Part 2: Material carbon footprint, amount (mass) of CO2 removed from the air and incorporated into polymer molecule (ISO 22526-2:2020)

未生效 EN ISO 21393-2021Genomics informatics - Omics Markup Language (OML) (ISO 21393:2021)

未生效 YB/T 4922-2021高炉喷注料

未生效 DB32/T 4114-2021施工图设计文件数字化审查标准

未生效 JTG/T 3520-2021公路机电工程测试规程

未生效 EN ISO 11855-3-2021Building environment design - Embedded radiant heating and cooling systems - Part 3: Design and dimensioning (ISO 11855-3:2021)

未生效 EN ISO 4787-2021Laboratory glass and plastic ware - Volumetric instruments - Methods for testing of capacity and for use (ISO 4787:2021)

未生效 GB 1886.349-2021食品安全国家标准食品添加剂 五碳双缩醛(又名戊二醛)

未生效 NB/SH/T 6025-2021液体石油沥青

未生效 JT/T 1403-2022交通建设工程电子证照 公路水运工程监理企业资质证书

未生效 XF/T 3014.1-2022消防数据元第1部分：基础业务信息

未生效 EN ISO 18861-2021Cosmetics - Sun protection test methods - Percentage of water resistance (ISO 18861:2020)

未生效 EN ISO 16486-4-2022Plastics piping systems for the supply of gaseous fuels - Unplasticized polyamide (PA-U) piping systems with fusion jointing and mechanical jointing - Part 4: Valves (ISO 16486-4-2022)

未生效 EN 13624-2021Chemical disinfectants and antiseptics - Quantitative suspension test for the evaluation of fungicidal or yeasticidal activity in the medical area - Test method and requirements (phase 2, step 1)

未生效 EN 17477-2021Algae and algae products - Identification of the biomass of microalgae, macroalgae, cyanobacteria and Labyrinthulomycetes - Detection and identification with morphological and/or molecular methods

未生效 DB32/T 4197-2022区块链信息系统通用测试规范

未生效 JJF(电子) 0062-2021事件顺序记录系统（SOE）测试仪校准规范

未生效 YS/T 1472.3-2021富锂锰基正极材料化学分析方法第3部分：镍含量的测定丁二酮肟重量法

未生效 EN IEC 60086-3-2021Primary batteries - Part 3: Watch batteries

未生效 YS/T 1445.2-2021镍钴铝三元素复合氢氧化物化学分析方法第2部分：钴含量的测定电位滴定法

未生效 YS/T 1452-2021铜合金D型棒

未生效 NB/T 10789-2021生物质锅炉质量性能评价技术准则

未生效 EN IEC 61784-3-8-2021Industrial communication networks - Profiles - Part 3-8: Functional safety fieldbuses - Additional specifications for CPF8

未生效 TB/T 3571.2-2021内燃机车滤清器第2部分:燃油滤清器

未生效 EN IEC 60384-1-2021Fixed capacitors for use in electronic equipment - Part 1: Generic specification

未生效 JJF(机械) 1077-2021弹性元件特性仪校准规范