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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 "ENT" GB Standards List:

Standard Code	Standard Title	Standard Class	Order
GB/T 19529-2004	Structuration of technical information and documENTation 技术信息与文件的构成	China National Standards ENT	English PDF
GB/T 19528-2004	Technique standard in holding the parENTs of hybrid between nile tilapia and blue tilapia 奥尼罗非鱼亲本保存技术规范	China National Standards ENT	English PDF
GB/T 19526-2004	Technical specifications for prevENTion and cure of sheep parasitosis 羊寄生虫病防治技术规范	China National Standards ENT	English PDF
GB/T 19525.2-2004	Criteria for evaluating the environmENTal quality of the livestock and poultry farm 畜禽场环境质量评价准则	China National Standards ENT	English PDF
GB/T 19525.1-2004	Animal environmENT--Terminology 畜禽环境术语	China National Standards ENT	English PDF
GB/T 19514-2004	Passenger cars--Luggage compartmENTs--Method of measuring reference volume 乘用车行李舱标准容积的测量方法	China National Standards ENT	English PDF
GB/T 19509-2004	Saw type gin for testing cotton contENT 锯齿衣分试轧机	China National Standards ENT	English PDF
GB 3804-2004	High-voltage alternating-currENT switches for rated voltage above 3.6 kV and less than 40.5 kV 3.6 kV~40.5 kV 高压交流负荷开关	China National Standards ENT	English PDF
GB 19518.1-2004	Electrical apparatus for explosive gas atmospheres--Electrical resistance trace heating--Part 1:General and testing requiremENTs 爆炸性气体环境用电气设备电阻式伴热器第1部分:通用和试验要求	China National Standards ENT	English PDF
GB 16895.3-2004	Electrical installations of buildings--Part 5-54:Selection and erection of electrical equipmENT--Earthing arrangements，protective conductors and protective bonding conductors 建筑物电气装置第5-54部分:电气设备的选择和安装接地配置、保护导体和保护联结导体	China National Standards ENT	English PDF
GB/Z 19511-2004	Industrial，sciENTific and medical equipment(ISM)--Guidelines for emission levels within the bands designated by the ITU 工业、科学和医疗设备(ISM) 国际电信联盟(ITU)指定频段内的辐射电平指南	China National Standards ENT	English PDF
GB/T 7584.1-2004	Acoustics--Hearing protectors--Part 1:Subjective method for the measuremENT of sound attenuation 声学护听器第1部分:声衰减测量的主观方法	China National Standards ENT	English PDF
GB/T 4854.1-2004	Acoustics--Reference zero for the calibration of audiometric equipmENT--Part1:Reference equivalent threshold sound pressure levels for pure tones and supra-aural earphones 声学校准测听设备的基准零级第1部分:压耳式耳机纯音基准等效阈声压级	China National Standards ENT	English PDF
GB/T 19513-2004	Acoustics--MeasuremENT ofoffice screen sound attenuation under specific laboratory conditions 声学规定实验室条件下办公室屏障声衰减的测量	China National Standards ENT	English PDF
GB/T 19512-2004	Acoustics--MeasuremENTs on silencers in situ 声学消声器现场测量	China National Standards ENT	English PDF
GB/T 18696.1-2004	Acoustics--Determination of sound absorption coefficiENT and impedance in impedance tubes--Part 1:Method using standing wave ratio 声学阻抗管中吸声系数和声阻抗的测量第1部分:驻波比法	China National Standards ENT	English PDF
GB 4706.20-2004	Safety of household and similar electrical appliances--Particular requiremENTs for tumble dryers 家用和类似用途电器的安全滚筒式干衣机的特殊要求	China National Standards ENT	English PDF
GB/T 18978.2-2004	Ergonomic requiremENTs for office work with visual display terminals(VDTs)--Part 2:Guidance on task requirements 使用视觉显示终端(VDTs)办公的人类工效学要求第2部分:任务要求指南	China National Standards ENT	English PDF
GB/T 18978.11-2004	Ergonomic requiremENTs for office work with visual display terminals(VDTs)--Part 11:Guidance on usability 使用视觉显示终端(VDTs)办公的人类工效学要求第11部分:可用性指南	China National Standards ENT	English PDF
GB/T 18978.10-2004	Ergonomic requiremENTs for office work with visual display terminals(VDTs)--Part 10:Dialogue principles 使用视觉显示终端(VDTs)办公的人类工效学要求第10部分:对话原则	China National Standards ENT	English PDF
GB/T 7735-2004	Steel tubes--The inspection method on eddy currENT test 钢管涡流探伤检验方法	China National Standards ENT	English PDF
GB/T 16902.1-2004	Rules for the presENTation of graphical symbols--Graphical symbols for use on equipment--Part 1:Symbol originals 图形符号表示规则设备用图形符号第1部分:原形符号	China National Standards ENT	English PDF
GB/T 19497-2004	Agricultural vehicles--Mechanical hook-type connections on towing vehicles--Test methods and requiremENTs 农业车辆牵引车上钩型机械连接装置试验方法和要求	China National Standards ENT	English PDF
GB/T 13875-2004	General requiremENT of walking tractors 手扶拖拉机通用技术条件	China National Standards ENT	English PDF
GB/T 10910-2004	Agricultural wheeled tractors and field machinery--MeasuremENT of whole-body vibration of the operator 农业轮式拖拉机和田间作业机械驾驶员全身振动的测量	China National Standards ENT	English PDF
GB/T 24050-2004	EnvironmENTal management--Vocabulary 环境管理术语	China National Standards ENT	English PDF
GB/T 19493-2004	Terminology of environmENTal pollution control equipment 环境污染防治设备术语	China National Standards ENT	English PDF
GB/T 12689.9-2004	The methods for chemical analysis of zinc and zinc alloys--The determination of antimony contENT--The atomic fluorescence spectrometer and the flame atomic absorption spectrometric method 锌及锌合金化学分析方法锑量的测定原子荧光光谱法和火焰原子吸收光谱法	China National Standards ENT	English PDF
GB/T 12689.8-2004	The methods for chemical analysis of zinc and zinc alloys--The determination of silicon contENT--The molybdenum blue spectrophotometric method 锌及锌合金化学分析方法硅量的测定钼蓝分光光度法	China National Standards ENT	English PDF
GB/T 12689.6-2004	The methods for chemical analysis of zinc and zinc alloys--The determination of lead contENT--The oscillopolarographic method 锌及锌合金化学分析方法铅量的测定示波极谱法	China National Standards ENT	English PDF
GB/T 12689.5-2004	The methods for chemical analysis of zinc and zinc alloys--The determination of iron contENT--The sultosalicylic acid spectrometric method and the flame atomic absorption spectrometric method 锌及锌合金化学分析方法铁量的测定磺基水杨酸分光光度法和火焰原子吸收光谱法	China National Standards ENT	English PDF
GB/T 12689.4-2004	The methods for chemical analysis of zinc and zinc alloys--The determination of copper contENT--The lead diethyldithio-carbamate spectrophotometric method and the flame atomic absorption spectrometric method and the electrolytic method 锌及锌合金化学分析方法铜量的测定二乙基二硫代氨基甲酸铅分光光度法、火焰原子吸收光谱法和电解法	China National Standards ENT	English PDF
GB/T 12689.3-2004	The methods forchemical analysis of zinc and zinc alloys--The determination of cadmium contENT--The flame atomic absorption spectrometric method 锌及锌合金化学分析方法镉量的测定火焰原子吸收光谱法	China National Standards ENT	English PDF
GB/T 12689.2-2004	The methods for chemical analysis of zinc and zinc alloys--The determination of arsenic contENT--The atomic fluorescence spectrometer method 锌及锌合金化学分析方法砷量的测定原子荧光光谱法	China National Standards ENT	English PDF
GB/T 12689.12-2004	The methods for chemical analysis of zinc and zinc alloys—The determination of lead, cadmium, iron, copper, tin, aluminium, arsenic, stibium, magnesium lanthanum and cerium contENTs—The inductively coupled plasma-optical emission spectrometric method 锌及锌合金化学分析方法铅、镉、铁、铜、锡、铝、砷、锑、镁、镧、铈量的测定电感耦合等离子体--发射光谱法	China National Standards ENT	English PDF
GB/T 12689.11-2004	The methods for chemical analysis of zinc and zinc alloys--The determination of lanthanum and cerium contENTs--The tri-bromide arsenazo spectrophoto-metric method 锌及锌合金化学分析方法镧、铈合量的测定三溴偶氮胂分光光度法	China National Standards ENT	English PDF
GB/T 12689.10-2004	The methods for chemical analysis of zinc and zinc alloys--The determination of tin contENT--The phenylfluorone-cetyltrimethyla-mmonium bromide spectrophotometric method 锌及锌合金化学分析方法锡量的测定苯芴酮-溴化十六烷基三甲胺分光光度法	China National Standards ENT	English PDF
GB/T 19491-2004	Technical requiremENTs for INMARSAT B ship earth station 国际移动卫星B船舶地球站技术要求	China National Standards ENT	English PDF
GB/T 19495.2-2004	Detection of genetically modified organisms and derived products--General requiremENTs for laboratories 转基因产品检测实验室技术要求	China National Standards ENT	English PDF
GB/T 19495.1-2004	Detection of genetically modified organisms and derived products--General requiremENTs and definitions 转基因产品检测通用要求和定义	China National Standards ENT	English PDF
GB/Z 16656.1001-2004	Industrial automation systems and integration--Product data represENTation and exchange--Part 1001:Application module:Appearance assignment 工业自动化系统与集成产品数据表达与交换第1001部分:应用模块:外观赋值	China National Standards ENT	English PDF
GB/T 16656.513-2004	Industrial automation systems and integration--Product data represENTation and exchange--Part 513:Application interpreted construct:Elementary boun-dary representation 工业自动化系统与集成产品数据表达与交换第513部分:应用解释构造:基本边界表达	China National Standards ENT	English PDF
GB/T 16656.503-2004	Industrial automation systems and integration--Product data represENTation and exchange--Part 503:Application interpreted construct:Geometrically bounded 2D wireframe 工业自动化系统与集成产品数据表达与交换第503部分:应用解释构造:几何有界二维线框	China National Standards ENT	English PDF
GB/T 19488.1-2004	Data elemENTs for e-government--Part 1:Specification for design and management 电子政务数据元第1部分:设计和管理规范	China National Standards ENT	English PDF
GB/T 19487-2004	Business process design method general specification for electronic governmENT 电子政务业务流程设计方法通用规范	China National Standards ENT	English PDF
GB/T 19486-2004	Guidelines for establishmENT and development of electronic government thesauri 电子政务主题词表编制规则	China National Standards ENT	English PDF
GB/T 6730.58-2004	Iron ores--Determination of vanadium contENT--Flame atomic absorption spectrometric method 铁矿石钒含量的测定火焰原子吸收光谱法	China National Standards ENT	English PDF
GB/T 6730.57-2004	Iron ores--Determination of chromium contENT--Flame atomic absorption spectrometric method 铁矿石铬含量的测定火焰原子吸收光谱法	China National Standards ENT	English PDF
GB/T 6730.56-2004	Iron ores--Determination of aluminum contENT--Flame atomic absorption spectrometric method 铁矿石铝含量的测定火焰原子吸收光谱法	China National Standards ENT	English PDF
GB/T 6730.55-2004	Iron ores--Determination of tin contENT--Flame atomic absorption spectrometric method 铁矿石锡含量的测定火焰原子吸收光谱法	China National Standards ENT	English PDF
GB/T 6730.54-2004	Iron ores--Determination of lead contENT--Flame atomic absorption spectrometric method 铁矿石铅含量的测定火焰原子吸收光谱法	China National Standards ENT	English PDF
GB/T 6730.53-2004	Iron ores--Determination of zinc contENT--Flame atomic absorption spectrometric method 铁矿石锌含量的测定火焰原子吸收光谱法	China National Standards ENT	English PDF
GB/T 6730.52-2004	Iron ores--Determination of cobalt contENT--Flame atomic absorption spectrometric method 铁矿石钴含量的测定火焰原子吸收光谱法	China National Standards ENT	English PDF
GB 19482-2004	Safety property requiremENTs and test method for fuel tanks of motorcycles and mopeds 摩托车和轻便摩托车燃油箱安全性能要求和试验方法	China National Standards ENT	English PDF
GB/T 7517-2004	Micrographics--Microfilming for anciENT books on 16mm roll film 缩微摄影技术在16mm卷片上拍摄古籍的规定	China National Standards ENT	English PDF
GB/T 19467.2-2004	Plastics--Acquisition and presENTation of comparable single-point data--Part 2:Long-fibre-reinforced plastics 塑料可比单点数据的获得和表示第2部分:长纤维增强材料	China National Standards ENT	English PDF
GB/T 19467.1-2004	Plastics--Acquisition and presENTation of comparable single-point data--Part 1:Moulding materials 塑料可比单点数据的获得和表示第1部分:模塑材料	China National Standards ENT	English PDF
GB/T 19466.3-2004	Plastics--DifferENTial scanning calorimetry(DSC)--Part 3:Determination of temperatureand enthalpy of melting and crystallization 塑料差示扫描量热法(DSC) 第3部分:熔融和结晶温度及热焓的测定	China National Standards ENT	English PDF
GB/T 19466.2-2004	Plastics--DifferENTial scanning calorimetry(DSC)--Part 2:Determination of glass transition temperature 塑料差示扫描量热法(DSC) 第2部分:玻璃化转变温度的测定	China National Standards ENT	English PDF
GB/T 19466.1-2004	Plastics--DifferENTial scanning calorimetry(DSC)--Part 1:General principles 塑料差示扫描量热法(DSC) 第1部分:通则	China National Standards ENT	English PDF
GB/T 17739.3-2004	Microfilmingof technical drawings and technical documENTs--Part 3:Aperture card for 35mm microfilm 技术图样与技术文件的缩微摄影第3部分:35 mm缩微胶片开窗卡	China National Standards ENT	English PDF
GB/T 5399-2004	Pulps--Determination of stock concENTration 纸浆浆料浓度的测定	China National Standards ENT	English PDF
GB/T 19468-2004	Determination of chlorates contENT in pyrotechnic composition 烟火药剂中氯酸盐含量的测定	China National Standards ENT	English PDF
GB 19483-2004	RequiremENTs and measurement methods of electromagnetic compatibility for cordless telephone 无绳电话的电磁兼容性要求及测量方法	China National Standards ENT	English PDF
GB/T 5174-2004	Surface active agENTs--Detergents--Determination of cationic-active matter content 表面活性剂洗涤剂阳离子活性物含量的测定	China National Standards ENT	English PDF
GB 16737-2004	Road vehicle--World manufacturer idENTifier(WMI)code 道路车辆世界制造厂识别代号(WMI)	China National Standards ENT	English PDF
GB 19462-2004	EnvironmENT protect requirements of copying mchines--Environment protect requirements of electrostatic process copier 复印机械环境保护要求静电复印机环境保护要求	China National Standards ENT	English PDF
GB/T 17980.93-2004	Pesticide--Guidelines for the field efficacy trials(Ⅱ)--Part 93:Fungicides seed treatmENT against seedling diseases of cotton 农药田间药效试验准则(二) 第93部分:杀菌剂种子处理防治棉花苗期病害	China National Standards ENT	English PDF
GB/T 17980.137-2004	Pesticide--Guidelines for the field efficacy trials(Ⅱ)--Part 137:Restrain shoot medicamENT trials on potato 农药田间药效试验准则(二) 第137部分:马铃薯抑芽剂试验	China National Standards ENT	English PDF
GB/T 17980.136-2004	Pesticide--Guidelines for the field efficacy trials(Ⅱ)--Part 136:Restrain shoot medicamENT trials on tobacoo 农药田间药效试验准则(二) 第136部分:烟草抑芽剂试验	China National Standards ENT	English PDF
GB/T 17980.144-2004	Pesticide--Guidelines for the field efficacy trials(Ⅱ)--Part 144:Plant growth regulator trials on pigmENTation of apple 农药田间药效试验准则(二) 第144部分:植物生长调节剂促进苹果着色试验	China National Standards ENT	English PDF
GB 19442-2004	Technique requiremENT for prevention and control of highly pathogenic avian influenza 高致病性禽流感防治技术规范	China National Standards ENT	English PDF
GB 19441-2004	Quarantine requiremENT of entry-exit avian and its products for highly pathogenic avian influenza 进出境禽鸟及其产品高致病性禽流感检疫规范	China National Standards ENT	English PDF
GB/T 9074.20-2004	Cross recessed hexagon head tapping screw with indENTation and washer assemblies with plain washers 十字槽凹穴六角头自攻螺钉和平垫圈组合件	China National Standards ENT	English PDF
GB/T 4265-2004	90°Countersinks with pilots--Technical requiremENTs 带导柱90°锥面锪钻技术条件	China National Standards ENT	English PDF
GB/T 4262-2004	Counterbores--Technical requiremENT 平底锪钻技术条件	China National Standards ENT	English PDF
GB/T 4259-2004	Countersinks--Technical requiremENTs 锥面锪钻技术条件	China National Standards ENT	English PDF
GB/T 4257-2004	Core drills--Technical requiremENTs 扩孔钻技术条件	China National Standards ENT	English PDF
GB/T 4250-2004	Taper reamers--Technical requiremENTs 圆锥铰刀技术条件	China National Standards ENT	English PDF
GB/T 4211.2-2004	High speed steel tool bits--Part 2:Technical requiremENTs 高速钢车刀条第2部分:技术条件	China National Standards ENT	English PDF
GB/T 13829.4-2004	Grooved pins--Half-length cENTre grooved 槽销中部槽长为1/2全长	China National Standards ENT	English PDF
GB/T 13829.3-2004	Grooved pins--One-third-length cENTre grooved 槽销中部槽长为1/3全长	China National Standards ENT	English PDF
GB/T 1217-2004	Micrometer for measuring root tangENT lengths of gear teeth 公法线千分尺	China National Standards ENT	English PDF
GB/T 6609.9-2004	Chemical analysis methods and determination of physical performance of alumina--Determination of cupric oxide contENT--2，9-Dimethyl-1，10 phenanthroline photometric method 氧化铝化学分析方法和物理性能测定方法新亚铜灵光度法测定氧化铜含量	China National Standards ENT	English PDF
GB/T 6609.8-2004	Chemical analysis methods and determination of physical performance of alumina--Determination of chromium sesquioxide contENT--Diphenyl carbazide photometric method 氧化铝化学分析方法和物理性能测定方法二苯基碳酰二肼光度法测定三氧化二铬含量	China National Standards ENT	English PDF
GB/T 6609.7-2004	Chemical analysis methods and determination of physical performance of alumina--Determination of titanium dioxide contENT--Diantiprylmehane photometric method 氧化铝化学分析方法和物理性能测定方法二安替吡啉甲烷光度法测定二氧化钛含量	China National Standards ENT	English PDF
GB/T 6609.6-2004	Chemical analysis methods and determination of physical performance of alumina--Determination of potassium oxide contENT--Flame photometric method 氧化铝化学分析方法和物理性能测定方法火焰光度法测定氧化钾含量	China National Standards ENT	English PDF
GB/T 6609.5-2004	Chemical analysis methods and determination of physical performance of alumina--Determination of sodium oxide contENT 氧化铝化学分析方法和物理性能测定方法氧化钠含量的测定	China National Standards ENT	English PDF
GB/T 6609.4-2004	Chemical analysis methods and determination of physical performance of alumina--Determination of ferric oxide contENT--Orthophenanthroline photometric method 氧化铝化学分析方法和物理性能测定方法邻二氮杂菲光度法测定三氧化二铁含量	China National Standards ENT	English PDF
GB/T 6609.3-2004	Chemical analysis methods and determination of physical performance of alumina--Determination of silicon dioxide contENT--Molybdenum blue photometric method 氧化铝化学分析方法和物理性能测定方法钼蓝光度法测定二氧化硅含量	China National Standards ENT	English PDF
GB/T 6609.24-2004	Chemical analysis methods and determination of physical performance of alumina--MeasuremENT of the angle of repose 氧化铝化学分析方法和物理性能测定方法安息角的测定	China National Standards ENT	English PDF
GB/T 6609.21-2004	Chemical analysis methods and determination of physical performance of alumina--Determination of gallium trioxide contENT--Butyrhodamine B spectrophotometric method 氧化铝化学分析方法和物理性能测定方法丁基罗丹明B分光光度法测定三氧化二镓含量	China National Standards ENT	English PDF
GB/T 6609.20-2004	Chemical analysis methods and determination of physical performance of alumina--Determination of magnesia contENT--Flame atomic absorption spectrophotometric method 氧化铝化学分析方法和物理性能测定方法火焰原子吸收光谱法测定氧化镁含量	China National Standards ENT	English PDF
GB/T 6609.19-2004	Chemical analysis methods and determination of physical performance of alumina--Determination of lithia contENT--Flame atomic absorption spectrophotometric method 氧化铝化学分析方法和物理性能测定方法火焰原子吸收光谱法测定氧化锂含量	China National Standards ENT	English PDF
GB/T 6609.18-2004	Chemical analysis methods and determination of physical performanceof alumina--Determination of sulfate contENT--N，N-dimethyl-P-phenylenediamine spectrophotometric method 氧化铝化学分析方法和物理性能测定方法 N，N-二甲基对苯二胺分光光度法测定硫酸根含量	China National Standards ENT	English PDF
GB/T 6609.17-2004	Chemical analysis methods and determination of physical performance of alumina--Determination of phosphorus pENToxide content--Molybdenum blue spectrophotometric method 氧化铝化学分析方法和物理性能测定方法钼蓝分光光度法测定五氧化二磷含量	China National Standards ENT	English PDF
GB/T 6609.16-2004	Chemical analysis methods and determination of physical performance of alumina--Determination of boron trioxide contENT--Curcumin spectrophotometric method 氧化铝化学分析方法和物理性能测定方法姜黄素分光光度法测定三氧化二硼含量	China National Standards ENT	English PDF
GB/T 6609.15-2004	Chemical analysis methods and determination of physical performance of alumina--Determination of chlorine contENT--Ferric thiocyanate photometric method 氧化铝化学分析方法和物理性能测定方法硫氰酸铁光度法测定氯含量	China National Standards ENT	English PDF
GB/T 6609.14-2004	Chemical analysis methods and determination of physical performance of alumina--Determination of fluorine contENT--Lanthanum-alizarincomplexone spectrophotometric method 氧化铝化学分析方法和物理性能测定方法镧-茜素络合酮分光光度法测定氟含量	China National Standards ENT	English PDF
GB/T 6609.13-2004	Chemical analysis methods and determination of physical performance of alumina--Determination of calcium oxide contENT--Flame atomic absorption spectrophotometric method 氧化铝化学分析方法和物理性能测定方法火焰原子吸收光谱法测定氧化钙含量	China National Standards ENT	English PDF

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