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未生效 YS/T 1445.5-2021镍钴铝三元素复合氢氧化物化学分析方法第5部分：硫酸根离子含量的测定硫酸钡比浊法

未生效 JJF(轻工) 147-2021自行车盐雾试验箱校准规范

未生效 EN ISO 4307-2021Molecular in vitro diagnostic examinations - Specifications for pre-examination processes for saliva - Isolated human DNA (ISO 4307:2021)

未生效 QX/T 636-2022气候资源评价 气候生态环境

未生效 YS/T 1454-2021乙基黄原酸甲酸乙酯

未生效 YB/T 4937-2021汽车安全带卷簧用热轧钢带

未生效 SC/T 7024-2021罗非鱼湖病毒病监测技术规范

未生效 EN 17617-2021Outdoor candles - Product safety labels

未生效 DB22/T 1571-2022地理标志产品松花砚

未生效 EN ISO 10651-5-2021Lung ventilators for medical use - Particular requirements for basic safety and essential performance - Part 5: Gas-powered emergency resuscitators (ISO 10651-5:2006)

未生效 EN 13286-47-2021Unbound and hydraulically bound mixtures - Part 47: Test method for the determination of California bearing ratio, immediate bearing index and linear swelling

未生效 EN IEC 61753-131-03-2021Fibre optic interconnecting devices and passive components - Performance standard - Part 131-03: Single-mode mechanical fibre splice for category OP - Outdoor protected environment

未生效 HG/T 5925-2021水处理用生物药剂硝化菌剂

未生效 NB/T 10756-2021煤矿在用无轨胶轮车安全检测检验规范

未生效 EN IEC 60794-1-219-2022Optical fibre cables - Part 1-219: Generic specification - Basic optical cable test procedures - Material compatibility test, method F19

未生效 EN ISO 7539-9-2021Corrosion of metals and alloys - Stress corrosion testing - Part 9: Preparation and use of pre-cracked specimens for tests under rising load or rising displacement (ISO 7539-9:2021)

未生效 JJF(石化) 054-2021润滑油泡沫特性测试仪校准规范

未生效 EN 13433-2021Devices to prevent pollution by backflow of potable water - Mechanical disconnector, direct actuated - Family G, type A

未生效 DB33/T 932-2021电子商务企业管理与服务规范

未生效 SC/T 4048.4-2021深水网箱通用技术要求 第4部分：网线

未生效 DB32/T 4168-2021建设工程红外热成像法检测技术规程

未生效 JJF(机械) 1073-2021电力线感应/接触试验发生器校准规范

未生效 NB/T 10696-2021地热井井身结构设计方法

未生效 DB22/T 3342-2022短梗五加非林地生产技术规程

未生效 HG/T 5952-2021邻氯乙酰乙酰苯胺

未生效 EN ISO 21676-2021Water quality - Determination of the dissolved fraction of selected active pharmaceutical ingredients, transformation products and other organic substances in water and treated waste water - Method using high performance liquid chromatography and mass spectrometric detection (HPLC-MS/MS or -HRMS) after direct injection (ISO 21676:2018)

未生效 EN 81-22-2021Safety rules for the construction and installation of lifts - Lifts for the transport of persons and goods - Part 22: Passenger and goods passenger lifts with inclined travel path

未生效 DZ/T 0384-2021

未生效 SY/T 6540-2021钻井液完井液损害油层室内评价方法

未生效 NY/T 3986-2021天然橡胶初加工机械 切胶机 质量评价技术规范