用户登录

未生效 SC/T 7024-2021罗非鱼湖病毒病监测技术规范

未生效 YS/T 1487-2021硬质合金螺纹喷嘴

未生效 EN 50600-2-5-2021Information technology - Data centre facilities and infrastructures - Part 2-5: Security systems

未生效 QB/T 1207.8-2021二胡

未生效 EN IEC 60938-2-2021Fixed inductors for electromagnetic interference suppression - Part 2: Sectional specification on power line chokes

未生效 EN ISO 24443-2021Cosmetics - Determination of sunscreen UVA photoprotection in vitro (ISO 24443:2021)

未生效 SY/T 6760-2021石油天然气钻采设备 气胎离合器

未生效 YS/T 1467.6-2021铪化学分析方法第6部分：磷量的测定

未生效 EN 13032-3-2021Light and lighting - Measurement and presentation of photometric data of lamps and luminaires - Part 3: Presentation of data for emergency lighting of workplaces

未生效 EN ISO 16190-2021Footwear - Critical substances potentially present in footwear and footwear components - Test method to quantitatively determine polycyclic aromatic hydrocarbons (PAHs) in footwear materials (ISO 16190:2021)

未生效 EN 17290-2021Non-destructive testing - Ultrasonic testing - Examination for loss of thickness due to erosion and/or corrosion using the TOFD technique

未生效 NY/T 3971-2021饲料添加剂 二丁基羟基甲苯

未生效 QB/T 1207.3-2021筝

未生效 YS/T 1472.6-2021富锂锰基正极材料化学分析方法第6部分：硫酸根含量的测定离子色谱法

未生效 QB/T 1207.2-2021琵琶

未生效 EN 613-2021Independent closed-fronted gas-fired type B11, type C11, type C31 and type C91 heaters

未生效 NB/SH/T 6035-2021柴油导出十六烷值的测定 定容燃烧室着火滞后和燃烧滞后法

未生效 NB/T 10702-2021地热勘查重磁电资料解释技术规范

未生效 EN IEC 60086-2-2021Primary batteries - Part 2: Physical and electrical specifications

未生效 EN IEC 62484-2021Radiation protection instrumentation - Spectrometric radiation portal monitors (SRPMs) used for the detection and identification of illicit trafficking of radioactive material

未生效 EN IEC 63044-6-2021Home and building electronic systems (HBES) and building automation and control systems (BACS) - Part 6: Requirements for planning and installation

未生效 EN 50134-5-2021Alarm systems - Social alarm systems - Part 5: Interconnections and communications

未生效 YS/T 426.5-2021锑铍芯块化学分析方法第5部分:硅含量的测定电感耦合等离子体原子发射光谱法

未生效 EN 17371-2-2021Provision of services - Part 2: Services contracts - Guidance for the design, content and structure of contracts

未生效 JJF 1928-2021放射治疗射束质量检查仪校准规范

未生效 JJF(建材) 123-2021行星式胶砂搅拌机校准规范

未生效 SY/T 6961-2021石油天然气钻采设备 油气田用车装往复式压缩机

未生效 NB/SH/T 0888-2021硬质合金专用蜡

未生效 JJF (苏) 249-2021干液两用温度校验炉校准规范

未生效 NB/T 10767-2021木质纤维素类生物质原料化学成分的测定 第4部分：可溶性糖的测定