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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 "IT" GB Standards English PDF List:
    • Standard  Code Standard Title Standard Class Order
    GB/T 13370-1992 Determination of lIThium，sodium，potassium and cesium in uranium dioxidepowders and pellets by atomic absorption spectrophotometry/flame emission spectrophotometry
    二氧化铀粉末和芯块中锂、钠、钾、铯的测定 原子吸收分光光度法/ 火焰发射光谱法    		 China National Standards
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    GB/T 13354-1992 Test method for densITy of adhesives in fluid form--Method of weight cup
    液态胶粘剂密度的测定方法 重量杯法    		 China National Standards
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    GB/T 13325-1991 Noise emITted by machinery and equipment--Guidelines for the preparation of test codes of engineering grade requiring noise measurements at the operator’s or by stander’s position
    机器和设备辐射的噪声 操作者位置噪声测量的基本准则 (工程级)    		 China National Standards
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    GB/T 13322-1991 Metallic coating--Cd-Ti plating of low hydrogan embrITtlement
    金属覆盖层 低氢脆镉钛电镀层    		 China National Standards
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    GB/T 13302-1991 Steel--Determination of area content of graphITe-micrographic method using diagrams
    钢中石墨碳显微评定方法    		 China National Standards
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    GB/T 13301-1991 Metals--Testing method for sensITivity of electrical resistance strain
    金属材料电阻应变灵敏系数试验方法    		 China National Standards
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    GB/T 13287-1991 Liquefied petroleum gases--Determination of volatilITy
    液化石油气挥发性测定方法    		 China National Standards
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    GB/T 13267-1991 Water qualITy--Determination of the acute toxicity of substance to a freshwater fish (Brachydanio rerio Hamilton-Buchanan)
    水质 物质对淡水鱼(斑马鱼)急性毒性测定方法    		 China National Standards
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    GB/T 13266-1991 Water qualITy--Determination of the acute toxicity of substance to Daphnia (Daphnia magna straus)
    水质 物质对蚤类(大型蚤)急性毒性测定方法    		 China National Standards
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    GB/T 13241-1991 Iron ores--Determination of reducibilITy
    铁矿石 还原性的测定方法    		 China National Standards
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    GB/T 13231-1991 Calculated methods of carrying capacITy for receiving and dispatching tracks at railway marshalling station(3-stage/3-yard)
    铁路编组站到发线通过能力计算方法 (三级三场)    		 China National Standards
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    GB/T 13220-1991 Determination of particle size distribution of fine powder--Method of sieve classfication wITh sonic wave
    细粉末粒度分布的测定 声波筛分法    		 China National Standards
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    GB/T 13158-1991 CompatibilITy test procedures of clock and synchronization equipment of digital switch introducedinto digital network
    数字交换机的时钟和同步设备进入数字网的兼容性测试方法    		 China National Standards
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    GB/T 223.16-1991 Methods for chemical analysis of iron，steel and alloy--The chromotropic acid photometric method for the determination of tITanium content
    钢铁及合金化学分析方法 变色酸光度法测定钛量    		 China National Standards
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    GB/T 13162-1991 Equipment for monIToring airborne radioactive iodine in the environment
    环境中气载放射性碘监测设备    		 China National Standards
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    GB/T 13200-1991 Water qualITy--Determination of turbidity
    水质 浊度的测定    		 China National Standards
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    GB/T 13199-1991 Water qualITy--Determination of anionic detergent--Potentiometric method
    水质 阴离子洗涤剂的测定 电位滴定法    		 China National Standards
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    GB/T 13198-1991 Water qualITy--Determination of specified six polynuclear aromatic hydrocarbons--High performance liquid chromatography
    水质 六种特定多环芳烃的测定 高效液相色谱法    		 China National Standards
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    GB/T 13197-1991 Water qualITy--Determination of formaldehyde--Acetylacetone spectrophotometric method
    水质 甲醛的测定 乙酰丙酮分光光度法    		 China National Standards
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    GB/T 13195-1991 Water qualITy--Determination of water temperature--Thermometer or reversing thermometer method
    水质 水温的测定 温度计或颠倒温度计测定法    		 China National Standards
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    GB/T 13194-1991 Water qualITy--Determination of nitrobenzene， mononi-trotoluene (MNT)， nitrochlorobenzene and oinitrotoluene (ONT)--Gas chromatography
    水质 硝基苯、硝基甲苯、硝基氯苯、二硝基甲苯的测定 气相色谱法    		 China National Standards
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    GB/T 13193-1991 Water qualITy--Determination of TOC by nondispersive infrared absorption method
    水质 总有机碳(TOC) 的测定 非色散红外线吸收法    		 China National Standards
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    GB/T 13192-1991 Water qualITy--Determination of organic phosphorous pesticide in water--Gas chromatography
    水质 有机磷农药的测定 气相色谱法    		 China National Standards
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    GB/T 3304-1991 Names of nationalITies of China in romanization with codes
    中国各民族名称的罗马字母拼写法和代码    		 China National Standards
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    GB/T 12990-1991 Water qualITy--Microbial community biomonitoring--PFU method
    水质 微型生物群落监测 PFU法    		 China National Standards
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    GB/T 13070-1991 Determination of uranium content in uranium ores by method of potentiometric tITration
    铀矿石中铀的测定 电位滴定法    		 China National Standards
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    GB/T 13031-1991 Marine a.c. electrical power systems wITh voltages in the range above 1kV upto and including 11kV
    电压为 1 kV以上至11 kV的船舶交流电力系统    		 China National Standards
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    GB/T 13062-1991 Blank detail specification for film integrated circuITs and hybrid film integrated circuits on the basis of the qualification approval procedure
    膜集成电路和混合膜集成电路空白详细规范(可供认证用)    		 China National Standards
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    GB/T 13021-1991 Determination for the carbon black content of polyethylene pipes and fITtings by calcination and pyrolysis
    聚乙烯管材和管件炭黑含量的测定 热失重法    		 China National Standards
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    GB 12971.4-1991 Trolley and contact wires for electric traction--Part 4:Aluminium-steel and aluminium alloy composITe trolley and content wires
    电力牵引用接触线 第四部分:钢、铝及铝合金复合接触线    		 China National Standards
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    GB/T 12968-1991 Eddy current decay method formeasurement of resistivITy and residual resistance ratio of pure metals
    纯金属电阻率与剩余电阻比涡流衰减测量方法    		 China National Standards
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    GB/T 12949-1991 Plain bearings--Bimetallic busheswITh plastic overlay
    滑动轴承 覆有减摩塑料层的双金属轴套    		 China National Standards
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    GB/T 12938-1991 Determination of thiosulphate and other related residual chemicals in processed photographic materials--Iodine-amylose，methylene blue and silver sulphide densITo-metric methods
    已加工的摄影材料中硫代硫酸盐及其他相关化学残留物的测定方法 碘-直链淀粉法、亚甲蓝法和硫化银密度法    		 China National Standards
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    GB/T 12926-1991 Terminology for ship technology--Ship construction qualITy inspection
    船舶工艺术语 船舶建造质量检验    		 China National Standards
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    GB/T 12910-1991 Paper and board--Determination of tITanium dioxide
    纸和纸板二氧化钛含量的测定法    		 China National Standards
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    GB/T 12810-1991 Laboratory glassware--Volumetric glassware--Methods for use and testing of capacITy
    实验室玻璃仪器 玻璃量器的容量校准和使用方法    		 China National Standards
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    GB/T 12857-1991 Methods of measurement under condITions different from broadcast signal standards on receivers for television broadcast transmissions
    电视广播接收机在非标准广播信号条件下的测量方法    		 China National Standards
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    GB/T 12855-1991 Application and care for small power transmITting tubes
    小功率发射管的使用和维护    		 China National Standards
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    GB/T 12842-1991 Terminology for film integrated circuITs and hybrid film integrated circuits
    膜集成电路和混合膜集成电路术语    		 China National Standards
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    GB/T 11848.15-1991 Determination of iron，calcium，magnesium，molybdenum，tITanium and vanadium in uranium oreconcentrate by atomic absorption spectrometry
    铀矿石浓缩物中铁、钙、镁、钼、钛、钒的测定 原子吸收光谱法    		 China National Standards
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    GB/T 12795-1991 Fixed capacITors for use in electronic equipment--Part 15:Blank detail specification--Tantalum capacitors with non-solid electrolyte and porous anode--Assessment level E
    电子设备用固定电容器 第15部分:空白详细规范 非固体电解质多孔阳极钽电容器 评定水平 E (可供认证用)    		 China National Standards
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    GB/T 12794-1991 Fixed capacITors for use in electronic equipment--Part 15:Blank detail specification--Tantalum capacitors with non-solid electrolyte and foil electrode--Assessment level E
    电子设备用固定电容器 第15部分:空白详细规范 非固体电解质箔电极钽电容器 评定水平 E (可供认证用)    		 China National Standards
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    GB/T 12789.2-1991 CrITeria for nuclear reactor instrumentation--Part 2:Pressurized water reactors
    核反应堆仪表准则 第二部分:压水堆    		 China National Standards
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    GB/T 12789.1-1991 CrITeria for nuclear reactor instrumentation--Part 1:General principles
    核反应堆仪表准则 第一部分:一般原则    		 China National Standards
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    GB/T 12787-1991 Warning equipment for crITicality accidents
    临界事故报警设备    		 China National Standards
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    GB/T 12775-1991 Generic specification for disc-style ceramic dielectric variable preset capacITors in electronic equipment
    电子设备用圆片型瓷介预调可变电容器总规范    		 China National Standards
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    GB/T 2972-1991 Zinc-coated steel wire--Test method for uniformITy of zinc coating on wire by the copper sulphate dip
    镀锌钢丝锌层硫酸铜试验方法    		 China National Standards
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    GB/T 3277-1991 Corrugated steel plates wITh lath and lentilform
    花纹钢板    		 China National Standards
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    GB/T 12999-1991 Water qualITy sampling--Technical regulation of the preservation and handling of samples
    水质采样 样品的保存和管理技术规定    		 China National Standards
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    GB/T 12998-1991 Water qualITy--Guidance on sampling techniques
    水质 采样技术指导    		 China National Standards
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    GB/T 12997-1991 Water qualITy--Technical regulation on the design of sampling programmes
    水质 采样方案设计技术规定    		 China National Standards
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    GB/T 12679-1990 Motor vehicles--DurabilITy running--Test method
    汽车耐久性行驶试验方法    		 China National Standards
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    GB/T 12678-1990 ReliabilITy running test method for automobiles
    汽车可靠性行驶试验方法    		 China National Standards
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    GB/T 12677-1990 Motor vehicles--Technical condITion--Inspection method
    汽车技术状况行驶检查方法    		 China National Standards
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    GB/T 12640-1990 Methods of measurement for the digITal microwave radio relay communication equipments
    数字微波接力通信设备测量方法    		 China National Standards
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    GB/T 12639-1990 Methods of in-orbIT testing for communication satellite payload performances
    通信卫星有效载荷性能的在轨测试方法    		 China National Standards
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    GB/T 12636-1990 Stripline test method for complexpermITtivity of microwave dielectric substrates
    微波介质基片复介电常数带状线测试方法    		 China National Standards
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    GB/T 12629-1990 Thin epoxide woven glass fabric copper-clad laminated sheet of defined flammabilITy for use in the fabrication of multilayer printed boards
    限定燃烧性的薄覆铜箔环氧玻璃布层压板 (制造多层印制板用)    		 China National Standards
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    GB/T 12582-1990 Liquid hydrocarbons--Determination of electrical conductivITy--Precision meter
    液态烃类电导率测定法 (精密静电计法)    		 China National Standards
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    GB/T 12580-1990 InhibITed mineral insulating oils--Determination of oxidation stability
    加抑制剂矿物绝缘油氧化安定性测定法    		 China National Standards
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    GB/T 12578-1990 Lubricating oils--Determination of flow abilITy--U-tube method
    润滑油流动性测定法 (U 形管法)    		 China National Standards
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    GB/T 12563-1990 Requirements of terrestrial interface for domestic satellITe communications earth stations
    国内卫星通信地球站地面接口要求    		 China National Standards
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    GB/T 12541-1990 Motor vehicles--Passing topography capacITy--Test method
    汽车地形通过性试验方法    		 China National Standards
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    GB/T 12559-1990 The patternes series for artwork master of printed circuITs
    印制电路用照相底图图形系列    		 China National Standards
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    GB/T 12566-1990 Interface for signal chain of sound and television broadcasting transmITting equipments
    声音和电视广播发射设备信号链接口    		 China National Standards
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    GB/T 12511-1990 Fibre optic swITches--Part 1:Generic specification
    纤维光学开关 第一部分:总规范(可供认证用)    		 China National Standards
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    GB/T 12508-1990 Alphanumeric character sets for optical recognITion--Part 2:Character set OCR-B--Shapes and dimensions of the printed image
    光学识别用字母数字字符集 第二部分:OCR-B 字符集印刷图象的形状和尺寸    		 China National Standards
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    GB/T 12524-1990 Measurement method for noise from construction sITe
    建筑施工场界噪声测量方法    		 China National Standards
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    GB 12697-1990 Hygienic specifications of factory for fruIT wine
    果酒厂卫生规范    		 China National Standards
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    GB/T 12494-1990 WhITe oil for food-machinery
    食品机械专用白油    		 China National Standards
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    GB/T 2363-1990 Accuracy of fine-pITch involute cylindrical gears
    小模数渐开线圆柱齿轮精度    		 China National Standards
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    GB/T 2362-1990 Basic rack tooth profile of fine-pITch involute cylindrical gears
    小模数渐开线圆柱齿轮基本齿廓    		 China National Standards
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    GB/T 12449-1990 Interface for using dedicated interconnections between sound and television broadcasting transmITting equipment and supervisory equipment
    以专用连接线方式互连的声音和电视广播发射设备与监控设备之间的接口    		 China National Standards
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    GB/T 12438-1990 Test method for industrial powdery explosivescontained ammonium nITrate and trinitrotoluene
    工业粉状铵梯炸药试验方法    		 China National Standards
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    GB/T 12403-1990 Names and codes for the officials posITions
    干部职务名称代码    		 China National Standards
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    GB/T 12401-1990 Specificationof antenna (including feed network) and servo system used in domestic satellITecommunication earth stations
    国内卫星通信地球站天线(含馈源网络)和伺服系统设备技术要求    		 China National Standards
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    GB/T 12378-1990 Analytical method of microquantITy uranium in air by spectropho to fluoremetry after extraction with TBP
    空气中微量铀的分析方法 TBP 萃取荧光法    		 China National Standards
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    GB/T 12377-1990 Analytical method of microquantITy uranium in air by laser-fluoremetry
    空气中微量铀的分析方法 激光荧光法    		 China National Standards
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    GB/T 12375-1990 Analytical method of trITium in water
    水中氚的分析方法    		 China National Standards
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    GB 12379-1990 Regulations of monIToring for environmental nuclearradiations
    环境核辐射监测规定    		 China National Standards
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    GB/T 12331-1990 Classified standard of operation wITh exposure to toxic chemicals in the workplace
    有毒作业分级    		 China National Standards
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    GB/T 12322-1990 Methods of reliabilITy testing for universal CCTV systems
    通用型应用电视设备可靠性试验方法    		 China National Standards
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    GB/T 12374-1990 Standard method for examination of nITrate in air of residential areas--Reduction of the cadmium column--Spectrophotometry of N-(1-naphthyl) ethylene diaminehydrochloride
    居住区大气中硝酸盐检验标准方法 镉柱还原-盐酸萘乙二胺分光光度法    		 China National Standards
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    GB/T 12372-1990 Standard method for examination of nITrogen dioxide in air of residential areas--Modified Saltzman method
    居住区大气中二氧化氮检验标准方法 改进的 Saltzman 法    		 China National Standards
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    GB/T 12272-1990 Measuring method of radio-frequency high potential wIThstanding voltage for radio-frequency coaxial connectors
    射频同轴连接器耐射频高电位电压测试方法    		 China National Standards
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    GB/T 12192-1990 Methods of measurement for radio transmITters employing F3E emission used in the mobile services
    移动通信调频无线电话发射机测量方法    		 China National Standards
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    GB/T 12189-1990 General specification for television broadcasting excITer
    电视广播激励器通用技术条件    		 China National Standards
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    GB/T 12185-1990 General specification for excITer used to MW AM broadcast transmitter
    中波调幅广播激励器通用技术条件    		 China National Standards
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    GB/T 12215-1990 BauxITe sand and flour for investment casting
    熔模铸造用铝矾土砂、粉    		 China National Standards
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    GB/T 12166-1990 Electrical characteristics of unbalanced voltage digITal interface circuits
    非平衡电压数字接口电路的电气特性    		 China National Standards
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    GB/T 12163-1990 Lead shielding unITs for 50 and 100 mm thick walls used for protection against ionizing radiation
    用于防护电离辐射的50 mm和100 mm厚墙的铅屏蔽构件    		 China National Standards
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    GBJ 143-1990 Standard for protective spacing of radio interference from overhead electric lines,substations to television transposer station and retransmITting station
    架空电力线路、变电所对电视差转台、转播台无线电干扰防护间距标准    		 China National Standards
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    GB/T 12129-1989 Characteristics and test methods for time-to-amplITude converters
    时(间)-幅(度)变换器测试方法    		 China National Standards
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    GB/T 12128-1989 Reference sources for the calibration of surface contamination monITors--Beta-emitters and alpha-emitters
    用于校准表面污染监测仪的参考源 β发射体和α发射体    		 China National Standards
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    GB/T 12057-1989 General purpose 37-posITion and 9-position interface for data terminal equipment and data circuit-terminating equipment employing serial binary data interchange
    使用串行二进制数据交换的数据终端设备和数据电路终接设备之间的通用37插针和9 插针接口    		 China National Standards
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    GB/T 12053-1989 Alphanumeric character sets for optical recognITion--Part 1:Character set OCR-A--Shapes and dimensions of the printed image
    光学识别用字母数字字符集 第一部分:OCR-A 字符集印刷图象的形状和尺寸    		 China National Standards
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    GB 12073-1989 SecurITy and sanitary standard for dairy equipment
    乳品设备安全卫生    		 China National Standards
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    GB 12048-1989 Requirements for clock and synchronization equipment used in the digITal network
    数字网内时钟和同步设备的进网要求    		 China National Standards
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    GB/T 12005.8-1989 Determination of dissolving velocITy ofpowder polyacrylamide
    粉状聚丙烯酰胺溶解速度测定方法    		 China National Standards
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    GB/T 12005.1-1989 Determination of limITing viscosity number of polyacrylamide
    聚丙烯酰胺特性粘数测定方法    		 China National Standards
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