2021 year China issued GB standards list


	GB/T 40481-2021 Dimensions and performance requirements of general-purpose slip sheet pallets for through transit of goods 联运通用滑板托盘尺寸及性能要求
	GB/T 9481-2021 Axial-flow pump of medium-small size 中小型轴流泵
	GB/T 40480-2021 Management requirement for logistics traceable information 物流追溯信息管理要求
	GB/T 18691.1-2021 Agricultural irrigation equipment—Irrigation valves—Part 1：General requirements 农业灌溉设备灌溉阀第1部分：通用要求
	GB/T 18691.2-2021 Agricultural irrigation equipment—Irrigation valves—Part 2: Isolating valves 农业灌溉设备灌溉阀第2部分：隔离阀
	GB/T 18691.3-2021 Agricultural irrigation equipment—Irrigation valves—Part 3: Check valves 农业灌溉设备灌溉阀第3部分：止回阀
	GB/T 18691.4-2021 Agricultural irrigation equipment—Irrigation valves—Part 4: Air valves 农业灌溉设备灌溉阀第4部分：进排气阀
	GB/T 18691.5-2021 Agricultural irrigation equipment -- Irrigation valves -- Part 5: Control valves 农业灌溉设备灌溉阀第5部分：控制阀
	GB/T 1001.1-2021 Insulators for overhead lines with a nominal voltage above 1 000V—Part 1:Ceramic or glass insulator units for a.c.systems—Definitions,test methods and acceptance criteria 标称电压高于1 000V的架空线路绝缘子第1部分：交流系统用瓷或玻璃绝缘子元件定义、试验方法和判定准则
	GB/T 41100-2021 Earth-moving machinery and rough-terrain variable-reach trucks -- Design requirements for machines intended to be driven on road 土方机械和越野伸缩臂叉车? 预期公路行驶机器的设计要求
	GB/T 17674-2021 Determination of nitrogen in crude oil -- Boat-inlet chemiluminescence 原油中氮含量的测定舟进样化学发光法
	GB/T 41037-2021 Assurance requirements for system in package for space applications 宇航用系统级封装(SiP)保证要求
	GB/T 7363-2021 Test method for polynuclear aromatics in petroleum wax 石油蜡中稠环芳烃试验法
	GB/T 12692.2-2021 Petroleum products—Fuels (class F)classification—Part 2:Categories of marine fuels 石油产品燃料（F类）分类第2部分：船用燃料油品种
	GB/T 38488-2021 Rapid determination of microorganisms 微生物快速测定方法
	GB/T 38482-2021 Determination of animal type Ⅰ collagen—Polyacrylamide gel electrophoresis 动物源性I型胶原蛋白成分测定聚丙烯酰胺凝胶电泳法
	GB/T 38478-2021 Determination of astaxanthin opticalisomers content—Liquid chromatography 虾青素旋光异构体含量的测定液相色谱法
	GB/T 41144-2021 Requirements and test methods for ventilated protective clothing against radioactive aerosol 放射性气溶胶的通风防护衣要求与测试方法
	GB/T 6730.48-2021 Iron ores—Determination of bismuth content— Dithiodiantipyryl methane spectrophotometric method 铁矿石铋含量的测定二硫代二安替吡啉甲烷分光光度法
	GB/T 16840.7-2021 Technical determination methods for electrical fire evidence—Part 7：Component analytic method of energy dispersive spectrometry 电气火灾痕迹物证技术鉴定方法第7部分:EDS成分分析法

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