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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.
  •  China "CH" GB Standards List:
  • Standard  Code Standard Title Standard Class Order
    GB/T 37589-2019 TeCHnical specification for anticorrosion of steel pipe and fitting lining with fluoroplastics
    钢制管道及管件内衬氟塑料耐蚀作业技术规范
    China National Standards
    CH

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    GB/T 37587-2019 TeCHnical specification for corrosion resistance of buried steel bend pipe polyethylene anti-corrosion tapes
    埋地钢质弯管聚乙烯防腐带耐蚀作业技术规范
    China National Standards
    CH

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    GB/T 37572-2019 Copper and copper alloy strip for heat exCHanger
    热交换器用铜及铜合金带材
    China National Standards
    CH

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    GB/T 37565-2019 General specification of screen maCHine for water supply and drainage service
    给水排水用格栅除污机通用技术条件
    China National Standards
    CH

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    GB/T 37560-2019 Flame retardant CHemicals—Determination of melamine and cyanuric acid in melamine cyanurate
    阻燃化学品 氰尿酸三聚氰胺盐中三聚氰胺和氰尿酸的测定
    China National Standards
    CH

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    GB/T 37501-2019 Brass wires for unidirectional travelling wire electrical-disCHarge machining in numerically controlled machines
    数控机床用单向走丝电火花加工用黄铜线
    China National Standards
    CH

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    GB/T 37498-2019 Rubber,raw natural—Determination of the gel content of teCHnically specified rubber (TSR)
    天然生胶 技术分级橡胶(TSR)凝胶含量的测定
    China National Standards
    CH

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    GB/T 23524-2019 Method for CHemical analysis of petrochemical spent platinum catalyst—Determination of platinum—Inductively coupled plasma atomic emission spectrometry
    石油化工废铂催化剂化学分析方法 铂含量的测定 电感耦合等离子体原子发射光谱法
    China National Standards
    CH

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    GB/T 21114-2019 Refractories—CHemical analysis by X-ray fluorescence(XRF)—Fused cast-bead method
    耐火材料 X射线荧光光谱化学分析 熔铸玻璃片法
    China National Standards
    CH

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    GB/T 20975.31-2019 Methods for CHemical analysis of aluminium and aluminium alloys—Part 31:Determination of phosphorus content—Molybdenum blue spectrophotometry
    铝及铝合金化学分析方法 第31部分:磷含量的测定 钼蓝分光光度法
    China National Standards
    CH

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    GB/T 20975.30-2019 Methods for CHemical analysis of aluminium and aluminium alloys—Part 30:Determination of hydrogen content—Heating extraction-thermal conductivity method
    铝及铝合金化学分析方法 第30部分:氢含量的测定 加热提取热导法
    China National Standards
    CH

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    GB/T 20975.29-2019 Methods for CHemical analysis of aluminium and aluminium alloys—Part 29:Determination of molybdenum content—Thiocyanate spectrophotometry
    铝及铝合金化学分析方法 第29部分:钼含量的测定 硫氰酸盐分光光度法
    China National Standards
    CH

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    GB/T 20975.28-2019 Methods for CHemical analysis of aluminium and aluminium alloys—Part 28:Determination of cobalt content—Flame atomic absorption spectrometry
    铝及铝合金化学分析方法 第28部分:钴含量的测定 火焰原子吸收光谱法
    China National Standards
    CH

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    GB/T 13747.5-2019 Methods for CHemical analysis of zirconium and zirconium alloys—Part 5:Determination of aluminium content—Chronic azurol-S-tetradrcylpyridine chloride spectrophotometry
    锆及锆合金化学分析方法 第5部分:铝量的测定 铬天青S-氯化十四烷基吡啶分光光度法
    China National Standards
    CH

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    GB/T 12688.1-2019 Test method of styrene for industrial use—Part 1:Determination of purity and hydrocarbon impurities—Gas CHromatography
    工业用苯乙烯试验方法 第1部分:纯度及烃类杂质的测定 气相色谱法
    China National Standards
    CH

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    GB/T 10666-2019 Calcium hypoCHlorite
    次氯酸钙(漂粉精)
    China National Standards
    CH

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    GB/T 7739.13-2019 Methods for CHemical analysis of gold concentrates—Part 13: Determination of lead, zinc, bismuth, cadmium, chromium, arsenic and mercury contents—Inductively coupled plasma atomic emission spectrometry
    金精矿化学分析方法 第13部分: 铅、锌、铋、镉、铬、砷和汞量的测定 电感耦合等离子体原子发射光谱法
    China National Standards
    CH

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    GB/T 4698.21-2019 Methods for CHemical analysis of titanium sponge, titanium and titanium alloys—Part 21: Determination of manganese, chromium, nickel, aluminum, molybdenum, tin, vanadium, yttrium, copper and zirconium content—Atomic emission spectrometry
    海绵钛、钛及钛合金化学分析方法 第21部分:锰、铬、镍、铝、钼、锡、钒、钇、铜、锆量的测定 原子发射光谱法
    China National Standards
    CH

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    GB/T 4698.17-2019 Methods for CHemical analysis of titanium sponge, titanium and titanium alloys—Part 17:Determination of magnesium content—Flame atomic absorption spectrometry
    海绵钛、钛及钛合金化学分析方法 第17部分: 镁量的测定 火焰原子吸收光谱法
    China National Standards
    CH

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    GB/T 4333.7-2019 Ferrosilicon—Determination of sulfur content—Infrared absorption method and CHromatographic separation-barium sulfate gravimetric method
    硅铁 硫含量的测定 红外线吸收法和色层分离硫酸钡重量法
    China National Standards
    CH

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    GB/T 4333.6-2019 Ferrosilicon—Determination of CHromium content—Diphenylcarbazide spectrophotometric method
    硅铁 铬含量的测定 二苯基碳酰二肼分光光度法
    China National Standards
    CH

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    GB/T 3086-2019 High carbon CHromium stainless bearing steels
    高碳铬不锈轴承钢
    China National Standards
    CH

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    GB 37481-2019 General teCHnical specifications for vault doors
    金库门通用技术要求
    China National Standards
    CH

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    GB 37480-2019 Minimum allowable values of energy efficiency and energy efficiency grades for low ambient temperature air source heat pumps(water CHiller) packages
    低环境温度空气源热泵(冷水)机组能效限定值及能效等级
    China National Standards
    CH

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    GB/T 37385-2019 Test method for CHloride content of silicon—Ion chromatography method
    硅中氯离子含量的测定 离子色谱法
    China National Standards
    CH

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    GB/T 37354-2019 Analytical method of CHemical composition for activated carbon mercury removal catalyst
    活性炭脱汞催化剂化学成分分析方法
    China National Standards
    CH

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    GB/T 37321-2019 CHemical analysis methods of different sulfur forms in gypsum and gypsum products
    石膏及石膏制品中形态硫化学分析方法
    China National Standards
    CH

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    GB/T 37309-2019 Anti-corrosion teCHnical specification for marine steel structures by high velocity arc spraying
    海洋用钢结构高速电弧喷涂耐蚀作业技术规范
    China National Standards
    CH

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    GB/T 20492-2019 Zinc-5% aluminum-mixed misCHmetal alloy - coated steel wire and steel wire strand
    锌-5%铝-混合稀土合金镀层钢丝、钢绞线
    China National Standards
    CH

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    GB/T 37771-2019 General matCHing guideline for fully-mechanized mining face
    煤矿综采工作面总体配套导则
    China National Standards
    CH

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    GB/T 37768-2019 General matCHing specification for fully-mechanized mining face in medium-thickness coal seam
    中厚煤层综采工作面总体配套技术条件
    China National Standards
    CH

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    GB/T 37763-2019 TeCHnical specification for CT powered protection device
    CT自供电保护装置技术规范
    China National Standards
    CH

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    GB/T 37762-2019 General specification for synCHronous condenser unit protection equipment
    同步调相机组保护装置通用技术条件
    China National Standards
    CH

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    GB/T 37761-2019 TeCHnical requirements of PLC control device of power transformer cooling system
    电力变压器冷却系统PLC控制装置技术要求
    China National Standards
    CH

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    GB/T 37760-2019 Determination of perfluorooctanoic acid and perfluorooctane sulfonic acid in electronic and electrical products—Ultra high performance liquid CHromatographic method with tandem mass spectrometry
    电子电气产品中全氟辛酸和全氟辛烷磺酸的测定 超高效液相色谱串联质谱法
    China National Standards
    CH

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    GB/T 37757-2019 Determination of emission rate of volatile organic compounds from materials and components used in electrical and electronic products—Emission test CHamber-gas chromatography mass spectrometry
    电子电气产品用材料和零部件中挥发性有机物释放速率的测定 释放测试舱-气相色谱质谱法
    China National Standards
    CH

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    GB/T 37755-2019 TeCHnical specifications for modeling and coding fiber loop in smart substation
    智能变电站光纤回路建模及编码技术规范
    China National Standards
    CH

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    GB/Z 37754-2019 Guidance on clearances and creepage distances in particular for distances equal to or less than 2mm—Test results of researCH on influencing parameters
    关于确定不超过2mm距离的电气间隙和爬电距离的指南 对影响参数进行研究的试验结果
    China National Standards
    CH

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    GB/T 37707-2019 Thermal spraying—Components with thermally sprayed coatings—TeCHnical supply conditions
    热喷涂 热喷涂零件 技术供应条件
    China National Standards
    CH

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    GB/T 37697-2019 TeCHnical specification for slope deformation monitoring of open pit mine
    露天煤矿边坡变形监测技术规范
    China National Standards
    CH

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    GB/T 37692-2019 Running mode specific fuel consumption limits and measurement methods for small spark ignition engines of non-road mobile maCHinery
    非道路移动机械用小型点燃式发动机工况法燃料消耗率限值与测量方法
    China National Standards
    CH

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    GB/T 37679-2019 Sheet metal parts fabricated by fine blanking combined with extrusion process—TeCHnological specification
    金属板料精冲挤压复合成形件 工艺规范
    China National Standards
    CH

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    GB/T 37676-2019 High speed precision hot upsetting forgings—TeCHnological specification
    高速精密热镦锻件 工艺规范
    China National Standards
    CH

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    GB/T 37674-2019 Remanufacturing—TeCHnical specifications of brush electroplating
    再制造 电刷镀技术规范
    China National Standards
    CH

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    GB/T 37672-2019 Remanufacturing—TeCHnical specification for plasma cladding
    再制造 等离子熔覆技术规范
    China National Standards
    CH

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    GB/T 37662.2-2019 :Electrical equipment and system of industrial maCHines—Terminology—Part 2:Plastics machinery
    工业机械电气设备及系统 术语 第2部分:塑料机械
    China National Standards
    CH

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    GB/T 37660-2019 TeCHnical specification of power electronic devices for high-voltage direct current (HVDC) transmission using voltage sourced converters (VSC)
    柔性直流输电用电力电子器件技术规范
    China National Standards
    CH

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    GB/T 37654-2019 Remanufacturing—TeCHnical specification for arc spray
    再制造 电弧喷涂技术规范
    China National Standards
    CH

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    GB/T 37649-2019 Determination of thimerosal and diphenylmercury in cosmetics—High performance liquid CHromatography-inductively coupled plasma mass spectrometry
    化妆品中硫柳汞和苯基汞的测定 高效液相色谱-电感耦合等离子体质谱法
    China National Standards
    CH

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    GB/T 37647-2019 Toy and CHildren product—General principles for migration test of certain elements
    玩具及儿童用品 特定元素的迁移试验通则
    China National Standards
    CH

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    GB/T 37646-2019 Terms and definitions of CHinese traditional furniture
    中国传统家具名词术语
    China National Standards
    CH

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    GB/T 37644-2019 Determination of oxyquinoline and nitroxoline in cosmetics—High performance liquid CHromatography
    化妆品中8-羟基喹啉和硝羟喹啉的测定 高效液相色谱法
    China National Standards
    CH

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    GB/T 37641-2019 Determination of 2,3,5,4’-tetrahydroxystilbene-O-β-D-glucoside in cosmetics―High performance liquid CHromatography
    化妆品中2,3,5,4’-四羟基二苯乙烯-2-O-β-D-葡萄糖苷的测定 高效液相色谱法
    China National Standards
    CH

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    GB/T 37640-2019 :Determination of CHloroacetaldehyde,2,4-dihydroxy-3-methylbenzaldehyde,crotonaldehyde,acetophenone,2-pentylidenecyclohexanone and glutaral in cosmetics—High performance liquid chromatography
    化妆品中氯乙醛、2,4-二羟基-3-甲基苯甲醛、巴豆醛、苯乙酮、2-亚戊基环己酮、戊二醛含量的测定 高效液相色谱法
    China National Standards
    CH

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    GB/T 37639-2019 Determination of polybrominated biphenyls and polybrominated diphenyl ethers in plastic products—Gas CHromatography and mass spectrometry
    塑料制品中多溴联苯和多溴二苯醚的测定 气相色谱-质谱法
    China National Standards
    CH

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    GB/T 37638-2019 Determination of polybrominated biphenyls and polybrominated biphenyl ethers in plastic products—High performance liquid CHromatography
    塑料制品中多溴联苯和多溴二苯醚的测定 高效液相色谱法
    China National Standards
    CH

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    GB/T 37635-2019 Textiles—Test method for fatigue resistance on visial CHange of elastic straps
    纺织品 弹性织带耐疲劳外观变化试验方法
    China National Standards
    CH

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    GB/T 37633-2019 Textiles―Determination of 1,2-diCHloroethane,ethylene chlorohydrin and chloroacetic acid
    纺织品 1,2-二氯乙烷、氯乙醇和氯乙酸的测定
    China National Standards
    CH

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    GB/T 37630-2019 Textiles—Quantitative CHemical analysis—Mixtures of acetate or triacetate with certain other fibres(method using hydrochloric acid)
    纺织品 定量化学分析 醋酯纤维或三醋酯纤维与某些其他纤维的混合物(盐酸法)
    China National Standards
    CH

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    GB/T 37629-2019 Textiles—Quantitative CHemical analysis—Mixtures of acrylic with certain other fibres(method using formic acid and zinc chloride)
    纺织品 定量化学分析 聚丙烯腈纤维与某些其他纤维的混合物(甲酸/氯化锌法)
    China National Standards
    CH

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    GB/T 37628-2019 Determination of astragaloside, paeoniflorin, forsythin and forsythoside A in cosmetics—High performance liquid CHromatography
    化妆品中黄芪甲苷、芍药苷、连翘苷和连翘酯苷A的测定 高效液相色谱法
    China National Standards
    CH

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    GB/Z 37627.3-2019 Radio interference CHaracteristics of overhead power lines and high-voltage equipment—Part 3:Code of practice for minimizing the generation of radio noise
    架空电力线路和高压设备的无线电干扰特性 第3部分:减少无线电噪声至最小程度的实施规程
    China National Standards
    CH

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    GB/T 37626-2019 Determination of 9 forbidden penicillins including amoxicillin in cosmetics—Liquid CHromatography-tandem mass spectrometry
    化妆品中阿莫西林等9种禁用青霉素类抗生素的测定 液相色谱-串联质谱法
    China National Standards
    CH

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    GB/T 37615-2019 TeCHnical requirement for marine floating material cleaning boat
    海面漂浮物清扫船技术要求
    China National Standards
    CH

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    GB/T 37604-2019 Ships and marine teCHnology—Ship design—General guidance on emergency towing procedures
    船舶和海上技术 船舶设计 应急拖带程序导则
    China National Standards
    CH

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    GB/T 37586-2019 TeCHnical regulation for simulation on heat treatment process of heavy steel forgings
    大型锻钢件热处理工艺模拟技术规范
    China National Standards
    CH

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    GB/T 37573-2019 TeCHnical specification for annual evaluation of the stability of open-pit coal mine slopes
    露天煤矿边坡稳定性年度评价技术规范
    China National Standards
    CH

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    GB/T 37562-2019 TeCHnical conditions of pressurized water electrolysis system for hydrogen production
    压力型水电解制氢系统技术条件
    China National Standards
    CH

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    GB/T 37553-2019 Universal anti-counterfeiting teCHnical requirements of national credible certificate
    国家公信证书防伪通用技术条件
    China National Standards
    CH

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    GB/T 37549-2019 TeCHnical code for relaying protection of generator-transformer unit in large capacity nuclear power plant
    大型核电发电机变压器组继电保护技术规范
    China National Standards
    CH

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    GB/T 37548-2019 Requirements of communication arCHitecture and interface for substation equipments IOT
    变电站设备物联网通信架构及接口要求
    China National Standards
    CH

    English PDF
    GB/T 37546-2019 TeCHnical specification for unattended substation monitoring and control system
    无人值守变电站监控系统技术规范
    China National Standards
    CH

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    GB/T 37545-2019 Determination of 38 kinds of permitted colorants in cosmetics—High performance liquid CHromatography
    化妆品中38种准用着色剂的测定 高效液相色谱法
    China National Standards
    CH

    English PDF
    GB/T 37544-2019 Determination of 6 kinds of phenolic antibacterial agent including o-Cymen-5-ol in Cosmetics—High performance liquid CHromatography
    化妆品中邻伞花烃-5-醇等6种酚类抗菌剂的测定 高效液相色谱法
    China National Standards
    CH

    English PDF
    GB/T 37536-2019 Intermediate CHeck specifications of measuring equipment for vehicle inspection body
    机动车检验机构检测设备期间核查规范
    China National Standards
    CH

    English PDF
    GB/T 37532-2019 General teCHnical specification for 120km~160 km/h commuter express of urban rail transit system
    城市轨道交通市域快线120 km/h~160 km/h车辆通用技术条件
    China National Standards
    CH

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    GB/T 37528-2019 General teCHnical specification for biological filter for nitrogen removal
    脱氮生物滤池通用技术规范
    China National Standards
    CH

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    GB/T 37500-2019 Determination of plant growth regulators in fertilizer—High performance liquid CHromatography
    肥料中植物生长调节剂的测定 高效液相色谱法
    China National Standards
    CH

    English PDF
    GB/T 37487-2019 GeoteCHnical engineering instrument—Inclino meters
    岩土工程仪器 测斜仪
    China National Standards
    CH

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    GB/T 30149-2019 CIM based efficient model exCHange format
    电网通用模型描述规范
    China National Standards
    CH

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    GB/T 24113.2-2019 Electrical equipment of maCHines—Computer control systems for plastics machinery—Part 2:Test and evaluation method
    机械电气设备 塑料机械计算机控制系统 第2部分:试验与评价方法
    China National Standards
    CH

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    GB/T 22720.2-2019 Rotating electrical maCHines—Qualification tests for the partial discharge resistant electrical insulation systems (Type II) used in rotating electrical machines fed from voltage converters
    旋转电机 电压型变频器供电的旋转电机耐局部放电电气绝缘结构(Ⅱ型)的鉴定试验
    China National Standards
    CH

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    GB/T 20132-2019 Ships and marine teCHnology—Low-location lighting(LLL) on passenger ships—Arrangement
    船舶和海上技术 客船低位照明 布置
    China National Standards
    CH

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    GB/T 20114-2019 Specific test methods for d.c. maCHines on conventional and rectifier-fed supplies
    普通电源或整流电源供电直流电机的特殊试验方法
    China National Standards
    CH

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    GB/T 19951-2019 Road vehicles—Disturbances test methods for electrical/electronic component from electrostatic disCHarge
    道路车辆 电气/电子部件对静电放电抗扰性的试验方法
    China National Standards
    CH

    English PDF
    GB/T 18497.2-2019 CHaracteristics of electric infrared emitters for industrial heating—Part 2: Mediumwave and longwave electric infrared emitters
    工业加热用电红外发射器的特性 第2部分:中长波电红外发射器
    China National Standards
    CH

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    GB/T 18497.1-2019 CHaracteristics of electric infrared emitters for industrial heating—Part 1: Shortwave electric infrared emitters
    工业加热用电红外发射器的特性 第1部分:短波电红外发射器
    China National Standards
    CH

    English PDF
    GB/T 17626.5-2019 Electromagnetic compatibility—Testing and measurement teCHniques-Surge immunity test
    电磁兼容 试验和测量技术 浪涌(冲击)抗扰度试验
    China National Standards
    CH

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    GB/T 15076.3-2019 Methods for CHemical analysis of tantalum and niobium—Part 3:Determination of copper content—Flame atomic absorption spectrometry
    钽铌化学分析方法 第3部分: 铜量的测定 火焰原子吸收光谱法
    China National Standards
    CH

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    GB/T 14048.14-2019 Low-voltage switCHgear and controlgear—Part 5-5: Control circuit devices and switching elements—Electrical emergency stop device with mechanical latching function
    低压开关设备和控制设备 第5-5部分:控制电路电器和开关元件 具有机械锁闩功能的电气紧急制动装置
    China National Standards
    CH

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    GB/T 13747.6-2019 Methods for CHemical analysis of zirconium and zirconium alloys—Part 6:Determination of copper content—2,9-Dimethyl-1,10-phenanthroline spectrophotometry
    锆及锆合金化学分析方法 第6部分:铜量的测定 2,9-二甲基-1,10-二氮杂菲分光光度法
    China National Standards
    CH

    English PDF
    GB/T 4026-2019 Basic and safety principles for man-maCHine interface, marking and identification—Identification of equipment terminals, conductor terminations and conductors
    人机界面标志标识的基本和安全规则 设备端子、导体终端和导体的标识
    China National Standards
    CH

    English PDF
    GB/T 2293-2019 The method of quinoline-insolube for pitCH products of coal carbonization
    焦化沥青类产品喹啉不溶物试验方法
    China National Standards
    CH

    English PDF
    GB 23255-2019 Photometric CHaracteristics of daytime running lamps for power driven vehicles
    机动车昼间行驶灯配光性能
    China National Standards
    CH

    English PDF
    GB 5920-2019 Photometric CHaracteristics of front and rear position lamps, end-outline marker lamps and stop lamps for motor vehicles and their trailers
    汽车及挂车前位灯、后位灯、示廓灯和制动灯配光性能
    China National Standards
    CH

    English PDF
    GB/T 37333-2019 General teCHnical specification of accessible facilities for railway passenger cars and multiple unit
    铁道客车及动车组无障碍设施通用技术条件
    China National Standards
    CH

    English PDF
    GB/T 8381.7-2009 The determination of olaquindox in feed - High performance liquid CHromatography
    饲料中喹乙醇的测定 高效液相色谱法《第1号修改单》
    China National Standards
    CH

    English PDF
    GB/T 37714-2019 TeCHnical requirements for security evaluation of sensing device data transmission of IoTPS
    公安物联网感知设备数据传输安全性评测技术要求
    China National Standards
    CH

    English PDF
    GB/T 37683-2019 Large gear and girth gear forgings—TeCHnical specification
    大型齿轮、齿圈锻件 技术条件
    China National Standards
    CH

    English PDF
    GB/T 37682-2019 Large exposed gear steel castings—TeCHnical specification
    大型开式齿轮铸钢件 技术条件
    China National Standards
    CH

    English PDF

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