2021 year China issued GB standards list


	GB/T 40220-2021 Determination of soybean agglutinin of plant metabolites—Enzyme-linked immunosorbent assay 植物代谢产物大豆凝集素测定酶联免疫吸附法
	GB/T 12786-2021 General technical conditions for automatic internal combustion engine power stations 自动化内燃机电站通用技术条件
	GB/T 40729-2021 Fatigue life test method for precision gear transmission 精密齿轮传动装置疲劳寿命试验方法
	GB/T 41101.2-2021 Earth-moving machinery -- Sustainability -- Part 2: Remanufacturing 土方机械? 可持续性? 第2部分：再制造
	GB/T 28004.2-2021 Disposable diapers—Part 2:Disposable diapers for adult 纸尿裤第2部分：成人纸尿裤
	GB/T 20833.4-2021 Rotating electrical machines—The winding insulation—Part 4: Measurement of insulation resistance and polarization index 旋转电机绕组绝缘第4部分：绝缘电阻和极化指数测量
	GB/T 40062-2021 Method for determination of total inorganic chloride in denatured fuel ethanol and fuel ethanol—Ion chromatography 变性燃料乙醇和燃料乙醇中总无机氯的测定方法离子色谱法
	GB/T 39748.8-2021 Urine-absorbing aids for incontinence—Test methods for characterizing polymer-based absorbent materials—Part 8:Gravimetric determination of flowrate 失禁用尿吸收辅助器具聚合物基质吸液材料特性的测试方法第8部分：称重法测定流量
	GB/T 15972.54-2021 Specifications for optical fibre test methods—Part 54:Measurement methods and test procedures for environmental characteristics—Gamma irradiation 光纤试验方法规范第54部分：环境性能的测量方法和试验程序伽玛辐照
	GB/T 40695-2021 Information technology—Telecommunications and information exchange between systems—Wireless network access requirements based on IPv6 信息技术系统间远程通信和信息交换基于IPv6的无线网络接入要求
	GB/T 30104.102-2021 Digital addressable lighting interface—Part 102: General requirements—Control gear 数字可寻址照明接口第102部分：一般要求控制装置
	GB/T 20899.5-2021 Methods for chemical analysis of gold ores—Part 5: Determination of lead content 金矿石化学分析方法第5部分：铅量的测定
	GB/T 40318-2021 Plastics—Environmental aspects—General guidelines for their inclusion in standards 塑料环境因素标准中环境因素的通则
	GB/T 18188.1-2021 Oil spill dispersant—Part 1:Technical requirements 溢油分散剂第1部分：技术条件
	GB/T 40742.4-2021 Geometrical product specifications (GPS)—Geometrical precision verification—Part 4：Evaluation of dimension and geometrical error，discriminant pattern of minimum zone 产品几何技术规范（GPS）几何精度的检测与验证第4部分：尺寸和几何误差评定、最小区域的判别模式
	GB/T 40095-2021 Technical specifications for measurement and control device in smart substation 智能变电站测控装置技术规范
	GB/T 40238-2021 Reaction to fire tests for building materials and products—General rules for selection of substrates,conditioning and mounting of specimen 建筑材料及制品燃烧试验基材选取、试样状态调节和安装要求
	GB/T 40523.1-2021 Ships and marine technology—Measurement of changes in hull and propeller performance—Part 1: General principles 船舶与海上技术船体和螺旋桨性能变化测量第1部分：总则
	GB 9706.254-2020 Medical electrical equipment—Part 2-54: Particular requirements for the basic safety and essential performance of X-ray equipment for radiography and radioscopy 医用电气设备第2-54部分：X射线摄影和透视设备的基本安全和基本性能专用要求
	GB/T 40341-2021 High strength and toughness alloy structure steel bars for deep sea oil field drilling and exploiting 深海油田钻采用高强韧合金结构钢棒

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