用户登录

未生效 NB/T 10739-2021井工煤矿辅助运输安全管理规范

未生效 NY/T 3963-2021畜禽肉分割技术规程 牦牛肉

未生效 DB33/T 932-2021电子商务企业管理与服务规范

未生效 EN 12353-2021Chemical disinfectants and antiseptics - Preservation of test organisms used for the determination of bactericidal (including Legionella), mycobactericidal, sporicidal, fungicidal and virucidal (including bacteriophages) activity

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 JJF(机械) 1067-2021霍尔电流传感器校准规范

未生效 NB/T 10844-2021海相页岩（气）地球化学评价方法

未生效 BS EN ISO 28921-1-2017Industrial valves — Isolatingvalves for low-temperature applications Part 1: Design, manufacturing and production testing(ISO 28921-1:2013)

未生效 EN ISO 13885-1-2021Gel permeation chromatography (GPC) - Part 1: Tetrahydrofuran (THF) as eluent (ISO 13885-1:2020)

未生效 EN ISO 18589-5-2021Measurement of radioactivity in the environment - Soil - Part 5: Strontium 90 - Test method using proportional counting or liquid scintillation counting (ISO 18589-5:2019)

未生效 HG/T 5952-2021邻氯乙酰乙酰苯胺

未生效 JJF 1925-2021低频电压表校准规范

未生效 SAE J2284-1-2016(R)High Speed CAN(HSC)for Vehicle Applications at 125 kbps

未生效 JJF(石化) 046-2021化学品金属腐蚀性试验装置校准规范

未生效 NB/SH/T 0253-2021轻质石油产品中总硫含量的测定 电量法

未生效 EN IEC 61587-6-2021Mechanical structures for electrical and electronic equipment - Tests for IEC 60917 and IEC 60297 series - Part 6: Security aspects for indoor cabinets

未生效 EN 13523-3-2021Coil coated metals - Test methods - Part 3: Colour difference and metamerism - Instrumental comparison

未生效 NB/T 10696-2021地热井井身结构设计方法

未生效 NY/T 3947-2021畜禽肉中硒代胱氨酸、甲基硒代半胱氨酸和硒代蛋氨酸的测定 高效液相色谱-原子荧光光谱法

未生效 EN ISO 12543-5-2021Glass in building - Laminated glass and laminated safety glass - Part 5: Dimensions and edge finishing (ISO 12543-5:2021)

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 JT/T 1404-2022公路水运工程安全生产条件通用要求

未生效 EN IEC 62321-3-3-2021

未生效 YS/T 1472.1-2021富锂锰基正极材料化学分析方法第1部分：锰含量的测定电位滴定法

未生效 JJF(轻工) 161-2021家用新风机性能检测装置校准规范

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 SY/T 7616-2021热压生排烃模拟规程

未生效 DB22/T 3342-2022短梗五加非林地生产技术规程

未生效 DB32/T 4168-2021建设工程红外热成像法检测技术规程

DB32/T 4196-2022