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GB standards are the China national standards; Prefix code GB are Mandatory standards, GB/T are Recommended standards; All products or service must be compliance with GB standards; If you want to export products or services to huge Chinese market, need ensure they are meet the requirements of GB china national standards; We provide Chinese GB standards and English version GB standards Lookup, Translate, Download, Imported Commodity GB standards Testing and Compliance review services. |
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GB/T 21108-2025 - English Version of China National Standard Determination of Chloramphenicol, Thiamphenicol, and Florfenicol in Feeds - High Performance Liquid Chromatography-Tandem Mass Spectrometry {译} 饲料中氯霉素、甲砜霉素和氟苯尼考的测定-高效液相色谱-串联质谱法 。 |
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GB/T 20833.2-2025 - English Version of China National Standard Rotating Electrical Machines - Winding Insulation - Part 2: Online Partial Discharge Measurement of Stator Winding Insulation {译} 旋转电机-绕组绝缘-第2部分：定子绕组绝缘在线局部放电测量 。 |
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GB/T 20805-2025 - English Version of China National Standard Determination of Acid Detergent Lignin (ADL) in Feeds {译} 饲料中酸性洗涤木质素（ADL）的测定 。 |
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GB/T 20716.2-2025 - English Version of China National Standard Road Vehicles - Electrical Connectors (7-Pin) Between Tractors and Trailers - Part 2: Braking and Running System Connections for Vehicles with a 12-V Nominal Voltage {译} 道路车辆-牵引车和挂车之间的电连接器（7芯）第2部分：12-V标称电压车辆的制动系统和行走系的连接 。 |
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GB/T 20716.1-2025 - English Version of China National Standard Road Vehicles - Electrical Connectors (7-Pin) Between Tractors and Trailers - Part 1: Braking and Running System Connections for Vehicles with a 24-V Nominal Voltage {译} 道路车辆-牵引车和挂车之间的电连接器（7芯）第1部分：24-V标称电压车辆的制动系统和行走系的连接 。 |
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GB/T 20644.2-2025 - English Version of China National Standard Special Environmental Conditions - Selection Guidelines - Part 2: Polymer Materials {译} 特殊环境条件-选用导则-第2部分：高分子材料 。 |
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GB/T 20644.1-2025 - English Version of China National Standard Special Environmental Conditions - Selection Guidelines - Part 1: Metal Surface Protection {译} 特殊环境条件-选用导则-第1部分：金属表面防护 。 |
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GB/T 20643.3-2025 - English Version of China National Standard Special environmental conditions - Environmental test methods - Part 3: Artificial Simulation Test Methods and Guidelines - Polymer Materials {译} 特殊环境条件-环境试验方法-第3部分：人工模拟试验方法及导则-高分子材料 。 |
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GB/T 20643.2-2025 - English Version of China National Standard Special environmental conditions - Environmental test methods - Part 2: Artificial simulation test methods and guidelines - Electrical and electronic products (including communications products) {译} 特殊环境条件-环境试验方法-第2部分：人工模拟试验方法及导则-电工电子产品（含通信产品） 。 |
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GB/T 20643.1-2025 - English Version of China National Standard Special environmental conditions - Environmental test methods - Part 1: General {译} 特殊环境条件-环境试验方法-第1部分：总则 。 |
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GB/T 20623-2025 - English Version of China National Standard Emulsions for architectural coatings {译} 建筑涂料用乳液 。 |
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GB/T 20520-2025 - English Version of China National Standard Network security technology - Public key infrastructure - Time stamp specifications {译} 网络安全技术-公钥基础设施-时间戳规范 。 |
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GB/T 20242-2025 - English Version of China National Standard Acoustics - Measurement of real-ear acoustic performance characteristics of hearing aids {译} 声学-助听器真耳声性能特性测量 。 |
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GB/T 20222-2025 - English Version of China National Standard General technical requirements for anti-copying technology products {译} 防复印技术产品通用技术条件 。 |
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GB/T 20206-2025 - English Version of China National Standard Technical specifications for bank seal verification systems {译} 银行业印鉴核验系统技术规范 。 |
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GB/T 20165-2025 - English Version of China National Standard Rare earth polishing powder {译} 稀土抛光粉 。 |
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GB/T 20077-2025 - English Version of China National Standard Disposable trays {译} 一次性托盘 。 |
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GB/T 20020-2025 - English Version of China National Standard Fumed silica {译} 气相二氧化硅 。 |
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GB/T 19894-2025 - English Version of China National Standard Digital cameras - Measurement methods for optical-to-electrical conversion functions (OECFs) {译} 数码照相机-光电转换函数（OECFs）的测量方法 。 |
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GB/T 19851.12-2025 - English Version of China National Standard Sports equipment and venues for primary and secondary schools - Part 12: Student physical fitness testing equipment {译} 中小学体育器材和场地-第12部分:学生体质健康测试器材 。 |
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GB/T 19771-2025 - English Version of China National Standard Network security technology - Public key infrastructure - Minimum interoperability specifications for PKI components {译} 网络安全技术-公钥基础设施-PKI组件最小互操作规范 。 |
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GB/T 19714-2025 - English Version of China National Standard Network security technology - Public key infrastructure - Certificate management protocol {译} 网络安全技术-公钥基础设施-证书管理协议 。 |
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GB/T 19626-2025 - English Version of China National Standard General technical requirements for DNA anti-counterfeiting technology products {译} DNA防伪技术产品通用技术要求 。 |
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GB/T 19560-2025 - English Version of China National Standard High-pressure isothermal adsorption test method for coal {译} 煤的高压等温吸附试验方法 。 |
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GB/T 19542-2025 - English Version of China National Standard Determination of Sulfonamides in Feed - Liquid Chromatography - Tandem Mass spectrometry {译} 饲料中磺胺类药物的测定-液相色谱-串联质谱法 。 |
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GB/T 19539-2025 - English Version of China National Standard Determination of Ochratoxin A in Feed {译} 饲料中赭曲霉毒素A的测定 。 |
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GB/T 19042.2-2025 - English Version of China National Standard Evaluation and Routine Testing in Medical Imaging Departments - Part 3-2: Acceptance Tests for Imaging Performance of Mammographic X-ray Equipment {译} 医用成像部门的评价及例行试验-第3-2部分：乳腺摄影X射线设备成像性能验收试验 。 |
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GB/T 18927-2025 - English Version of China National Standard Packaging Containers - Metal Accessories {译} 包装容器-金属辅件 。 |
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GB/T 18758-2025 - English Version of China National Standard General Technical Requirements for Particle Track Anti-Counterfeiting Technology Products {译} 粒子径迹防伪技术产品通用技术条件 。 |
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GB/T 18731-2025 - English Version of China National Standard Location Rules for Arterial Highways {译} 干线公路定位规则 。 |
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