2021 year China issued GB standards list


	GB/T 22808-2021 Leather and fur-Chemical tests-Determination of chlorinated phenols content 皮革和毛皮化学试验含氯苯酚的测定
	GB/T 18916.56-2021 Norm of water intake - Part 56: Fur 取水定额第56部分：毛皮
	GB/T 39873-2021 Determination of quaternary ammonium salt in disinfectant—Liquid chromatography-tandem mass spectrometry 消毒剂中季铵盐的测定液相色谱-串联质谱法
	GB/T 39935-2021 Plastics—Film and sheeting—Determination of blocking resistance 塑料制品薄膜和片材抗粘连性的测定
	GB/T 40602.2-2021 Antennas and reception systems for radio interference—Part 2:Basic measurement—Method for near field measuring high gain antenna pattern in microwave anechoic chamber 天线及接收系统的无线电干扰第2部分：基础测量高增益天线方向图室内平面近场测量方法
	GB/T 40616-2021 Technical requirements for simulation test of control system functions of the rural photovoltaic power station cluster 村镇光伏发电站集群控制系统仿真测试技术要求
	GB/T 41011-2021 Guidelines for sustainable development of tourist attraction 旅游景区可持续发展指南
	GB/T 40952-2021 Specification of public library services for the hearing impaired 公共图书馆听障人士服务规范
	GB/T 40672-2021 Clinical laboratory testing—Criteria for acceptable lots of dehydrated Mueller-Hinton agar and broth for antimicrobial susceptibility testing 临床实验室检验抗菌剂敏感试验脱水MH琼脂和肉汤可接受批标准
	GB/T 40681.6-2021 Statistical methods in monitoring process capability and performance—Part 6:Process capability statistics for characteristics following a multivariate normal distribution 生产过程能力和性能监测统计方法第6部分：多元正态过程能力分析
	GB/T 29765-2021 Information security technology—Technical requirements and testing and evaluating approaches of website data recovery products 信息安全技术数据备份与恢复产品技术要求与测试评价方法
	GB/T 40645-2021 Information security technology—General requirements for security of Internet information services 信息安全技术互联网信息服务安全通用要求
	GB/T 2900.104-2021 Electrotechnical terminology—Micro-electromechanical devices 电工术语微机电装置
	GB/T 40565.4-2021 Connections for hydraulic fluid power—Quick-action couplings—Part 4: Screw connection type at 72 MPa 液压传动连接快换接头第4部分：72 MPa螺纹连接型
	GB/T 17874-2021 Electronic specialty gas—Boron trichloride 电子特气三氯化硼
	GB/T 40890-2021 General quality requirements and test methods for the teaching vitreous equipment 教学用玻璃仪器一般质量要求和试验方法
	GB/T 40602.1-2021 Antennas and reception systems for radio interference—Part 1: Basic measurement—Method for far field measuring in microwave anechoic chamber 天线及接收系统的无线电干扰第1部分：基础测量天线方向图的室内远场测量方法
	GB/T 40889.2-2021 Tips for assistive products for walking—Requirements and test methods—Part 2:Durability of tips for crutches 助行器具支脚垫要求和测试方法第2部分：拐杖支脚垫耐久性
	GB/T 40630-2021 Technical requirements for wood incising before preservative treatment 木材刻痕防腐处理技术要求
	GB/T 20186.2-2021 Secondary coating materials used for optical fibre—Part 2: Modified propylene resin 光纤用二次被覆材料第2部分：改性聚丙烯

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