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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 "di" GB Standards English PDF List:
    • Standard  Code Standard Title Standard Class Order
    GB/T 11913-1989 Water quality--Determination of dissolved oxygen--Electrochemical probe method
    水质 溶解氧的测定 电化学探头法    		 China National Standards
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    GB/T 11910-1989 Water quality--Determination of nickel--dimethylglyoxime spectrophotometric method
    水质 镍的测定 丁二酮肟分光光度法    		 China National Standards
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    GB/T 11908-1989 Water quality--Determination of silver--Spectrophotometry with cadion 2B
    水质 银的测定 镉试剂2B分光光度法    		 China National Standards
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    GB/T 11904-1989 Water quality--Determination of potassium and sodium--Flame atomic absorption spectrophotometry
    水质 钾和钠的测定 火焰原子吸收分光光度法    		 China National Standards
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    GB/T 11902-1989 Water quality--Determination of selenium--diaminonaphthalene fluorometric method
    水质 硒的测定 2，3-二氨基萘荧光法    		 China National Standards
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    GB/T 11898-1989 Water quality--Determination of free chlorine and total chlorine--Spectrophotometric method using N，N-diethyl-1，4-phenylenediamine
    水质 游离氯和总氯的测定 N，N-二乙基-1，4-苯二胺分光光度法    		 China National Standards
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    GB/T 11897-1989 Water quality--Determination of free chlorine and total chlorine--Titrimetric method using N，N-diethyl-1，4-phenylenediamine
    水质 游离氯和总氯的测定 N，N-二乙基-1，4-苯二胺滴定法    		 China National Standards
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    GB/T 11894-1989 Water quality--Determination of total nitrogen--Alkaline potassium persulfate digestion-UV spectro photo metric method
    水质 总氮的测定 碱性过硫酸钾消解紫外分光光度法    		 China National Standards
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    GB/T 11889-1989 Water quality--Determination of aniline compounds--Spectrophotometric method with N-(1-naphthyl) ethy lenediamine
    水质 苯胺类化合物的测定 N-(1-萘基)乙二胺偶氮分光光度法    		 China National Standards
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    GB/T 11803-1989 Marine A.C. low voltage switchboard--Construction and basic dimension
    船用交流低压配电板 结构及基本外形尺寸    		 China National Standards
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    GB/T 11841-1989 Uraniumdioxide powder and pellets--Determination of uranium--Ferrous sulfate reduction-potassium dichromate oxidation titrimatric method
    二氧化铀粉末和芯块中铀的测定 硫酸亚铁还原-重铬酸钾氧化滴定法    		 China National Standards
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    GB/T 11848.4-1989 Determination of arsenic in uranium ore concentrate by diethyldithiocarbamate photometric method
    铀矿石浓缩物中砷的测定 二乙基二硫代氨基甲酸盐光度法    		 China National Standards
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    GB/T 11845-1989 Uranium dioxide powder and pellets--Determination of tungsten--Spectrophotometric method
    二氧化铀粉末和芯块中钨的测定 分光光度法    		 China National Standards
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    GB/T 11843-1989 Uranium dioxide powder and pellets--Determination of nitrogen--Spectrophotometric method
    二氧化铀粉末和芯块中氮的测定 分光光度法    		 China National Standards
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    GB/T 11842-1989 Determination of oxygen to uranium atomic ratic in uranium dioxide powder and pellets by thermogravimetric method
    二氧化铀粉末和芯块的氧铀原子比测定 热重法    		 China National Standards
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    GB/T 11840-1989 Determination of moisture in uranium dioxide pellets
    二氧化铀芯块水分含量测定方法    		 China National Standards
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    GB 11756-1989 General specifications of medical diagnostic X-ray tube assemblies
    医用诊断X射线管组件通用技术条件    		 China National Standards
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    GB/T 11708-1989 The naming and the coding rules for highwaybridge
    公路桥梁命名编号和编码规则    		 China National Standards
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    GB/T 11939-1989 Standard method for hygienic examination of dinitrobenzene and nitrochlorobenzene in drinking water sources--Gas chromato-graphy
    水源水中二硝基苯类和硝基氯苯类卫生检验标准方法 气相色谱法    		 China National Standards
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    GB/T 11741-1989 Standard method for hygienic examination of carbon disulfide in air of residential areas--Gas chromato-graphy
    居住区大气中二硫化碳卫生检验标准方法 气相色谱法    		 China National Standards
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    GB/T 11732-1989 Standard method for hygienic examination of pyridine in air of residential areas--Cyanogen chloride-barbituric acid apectrophotometric method
    居住区大气中吡啶卫生检验标准方法 氯化氰-巴比妥酸分光光度法    		 China National Standards
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    GB/T 11712-1989 Dose conversion factors for use in protection against X，γ-ray external radiation
    用于X、γ线外照射放射防护的剂量转换因子    		 China National Standards
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    GB/T 11578-1989 The landing boom for St. Lawrence seaway
    圣劳伦斯航道登岸吊杆    		 China National Standards
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    GB 11723-1989 Health standard for 1，2-dichloroethane in the air of workplace
    车间空气中1，2-二氯乙烷卫生标准    		 China National Standards
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    GB 11722-1989 Health standard for vanadium and its compounds in the air of workplace
    车间空气中钒及其化合物卫生标准    		 China National Standards
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    GB/T 11450.5-1989 Hollow metallic waveguides--Part 6:Relevant specifications for medium flat rectangular waveguides
    空心金属波导 第六部分:中等扁矩形波导有关规范    		 China National Standards
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    GB/T 11449.5-1989 Flanges for waveguides--Part 6:Relevant specification for flanges for medium flat rectangular waveguides
    波导法兰盘 第六部分:中等扁矩形波导法兰盘规范    		 China National Standards
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    GB/T 11449.2-1989 Flanges for waveguides--Part 2:Relevant specification for flanges for ordinary rectangular waveguides
    波导法兰盘 第二部分:普通矩形波导法兰盘规范    		 China National Standards
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    GB/T 11453-1989 Methods of measurement of performance characteristics of hearing aids under simulated in situ working conditions
    模拟实际工作条件下的助听器性能测量方法    		 China National Standards
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    GB/T 11450.2-1989 Hollow metallic waveguides--Part 2:Relevant specifications for ordinary rectangular waveguides
    空心金属波导 第二部分:普通矩形波导有关规范    		 China National Standards
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    GB 11528-1989 Hygienic standard for grinding wheel dust in the air of workplace
    车间空气中砂轮磨尘卫生标准    		 China National Standards
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    GB/T 11415-1989 Laboratory sintered (fritted)filters--Porosity grading， classification and designation
    实验室烧结(多孔)过滤器 孔径、分级和牌号    		 China National Standards
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    GB/T 11346-1989 Radiographs for inspection grading of gas porosity (round) in aluminium alloy casting
    铝合金铸件X 射线照相检验针孔(圆形)分级    		 China National Standards
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    GB/T 223.37-1989 Methods for chemical analysis of iron，steel and alloy--The indophenol blue photometric method for the determination of nitrogen content after distillation separation
    钢铁及合金化学分析方法 蒸馏分离-靛酚蓝光度法测定氮量    		 China National Standards
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    GB/T 223.17-1989 Methods for chemical analysis of iron，steel and alloy--The diantipyryl methane photometric method for the determination of titanium content
    钢铁及合金化学分析方法 二安替比林甲烷光度法测定钛量    		 China National Standards
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    GB/T 11167-1989 direct acting electrical measuring recorders
    直接动作电测量记录仪    		 China National Standards
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    GB/T 11161-1989 dial and scale of electrical instruments
    电测量仪表标度盘与标度尺    		 China National Standards
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    GB/T 492-1989 Sodium base lubricating grease
    钠基润滑脂    		 China National Standards
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    GB/T 11139-1989 distillate fuels--Calculation of cetane index
    馏分燃料十六烷指数计算法    		 China National Standards
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    GB/T 11114-1989 Method for detecting dislocationsof synthetic quartz crystal using X-ray topographic technique
    人造石英晶体位错的X 射线形貌检测方法    		 China National Standards
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    GB/T 11108-1989 Test method for thermal diffusivity of hardmetal (carbide)
    硬质合金热扩散率的测定方法    		 China National Standards
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    GB/T 1782-1989 Hub and reol spool of broadcast audio tape
    广播录音磁带的盘芯和带盘    		 China National Standards
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    GB/T 1711-1989 Comparison of heat stability of pigments in stoving medium
    颜料在烘干型漆料中热稳定性的比较    		 China National Standards
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    GB/T 11468-1989 265 Radio altimeter
    265 无线电高度表    		 China National Standards
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    GB/T 11321-1989 Guide for choosing modular dimensions for waveguide components
    波导元件模数尺寸选择指南    		 China National Standards
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    GB/T 11310-1989 Test methods for the properties of piezoelectric ceramics--Test methods for temperature characteristics of relative free dielectric constants
    压电陶瓷材料性能测试方法 相对自由介电常数温度特性的测试    		 China National Standards
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    GB/T 11299.9-1989 Methods of measurement for radio equipment used in satellite earth stations--Part 2:Measurements for sub-systems--Section seven:Frequency demodulators--Section eight:Frequency demodulators
    卫星通信地球站无线电设备测量方法 第二部分:分系统测量 第七节:频率调制器 第八节:频率解调器    		 China National Standards
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    GB/T 11299.8-1989 Methods of measuremant for radio equipment used in satellite earth stations--Part 2:Measurements for sub-systems--Section four:Up and down converters
    卫星通信地球站无线电设备测量方法 第二部分:分系统测量 第四节:上变频器和下变频器    		 China National Standards
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    GB/T 11299.7-1989 Methods of measurement for radio equipment used in satellite earth stations--Part 2:Sub-systems measurements--Section three:Low noise amplifier
    卫星通信地球站无线电设备测量方法 第二部分:分系统测量 第三节:低噪声放大器    		 China National Standards
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    GB/T 11299.6-1989 Methods of measurement for radio equipment used in satellite earth stations--Part 2:Measurements for sub-systems--Section one:General--Section two:Antenna(inculuding feed network)
    卫星通信地球站无线电设备测量方法 第二部分:分系统测量 第一节:概述 第二节:天线(包括馈源网络)    		 China National Standards
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    GB/T 11299.5-1989 Methods of measurement for radio equipment used in satellite earth stations--Part 1:Measurements common to sub-systems and combinationsof sub-systems--Section five:Noise temperature measurements
    卫星通信地球站无线电设备测量方法 第一部分:分系统和分系统组合通用的测量 第五节:噪声温度测量    		 China National Standards
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    GB/T 11299.4-1989 Methods of measurement for radio equipment used in satelliteearth stations--Part 1:Measurements common to sub-systems and combinations of sub-systems--Section four:Measurements in the base band
    卫星通信地球站无线电设备测量方法 第一部分:分系统和分系统组合通用的测量 第四节:基带测量    		 China National Standards
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    GB/T 11299.3-1989 Methods of measurement for radio equipment used in satellite earth stations--Part 1:Measurements common to sub-systems and combinations of sub-systems--Section three:Measurements in the i.f.range
    卫星通信地球站无线电设备测量方法 第一部分:分系统和分系统组合通用的测量 第三节:中频范围内的测量    		 China National Standards
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    GB/T 11299.2-1989 Methods of measurement for radio equipment used in satellite earth stations--Part 1:Measurements common to sub-systems and combinations of sub-systems--Section two:Measurements in the r.f.range
    卫星通信地球站无线电设备测量方法 第一部分:分系统和分系统组合通用的测量 第二节:射频范围内的测量    		 China National Standards
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    GB/T 11299.15-1989 Methods of measurement for radio equipment used in satellite earth stations--Part 3:Methods of measurement for combinations of sub-systems--Section five:Antenna tracking and control
    卫星通信地球站无线电设备测量方法 第三部分:分系统组合测量 第五节:天线跟踪和控制    		 China National Standards
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    GB/T 11299.14-1989 Methods of measurement for radio equipment used in satellite earth stations--Part 3:Methods of measurements for combination of sub-systems--Section four:Measurement for monochrome and colour television transmission
    卫星通信地球站无线电设备测量方法 第三部分:分系统组合测量 第四节:黑白和彩色电视传输测量    		 China National Standards
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    GB/T 11299.13-1989 Methods of measurement for radio equipment used in satellite earth stations--Part 3:Methods of measurements for combinations of sub-systems--Section three:Measurements for F.D.M. transmission
    卫星通信地球站无线电设备测量方法 第三部分:分系统组合测量 第三节:频分多路复用传输的测量    		 China National Standards
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    GB/T 11299.12-1989 Methods of measurement for radio equipment used insatellite earth stations--Part 3:Methods of measurements for combination of sub-systems--Section two:Measurement of the figure of merit(G/T)of the receiving system in the 4GHz to 6GHz range
    卫星通信地球站无线电设备测量方法 第三部分:分系统组合测量 第二节:4～6 GHz接收系统品质因数(G/T)测量    		 China National Standards
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    GB/T 11299.1-1989 Methods of measurement for radio equipment used in satellite earth stations--Part 1:Measurements common to sub-systems and combinations of sub-systems--Section one:General
    卫星通信地球站无线电设备测量方法 第一部分:分系统和分系统组合通用的测量 第一节 总则    		 China National Standards
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    GB/T 11299.11-1989 Methods of measurement for radio equipment used in satellite earth stations--Part 3:Methods of measurement for combinations of sub-systems--Section one: General
    卫星通信地球站无线电设备测量方法 第三部分:分系统组合测量 第一节:概述    		 China National Standards
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    GB/T 11299.10-1989 Methods of measurement for radio equipment used in satellite earth stations--Part 2:Measurements for sub-systems--Section ten:High-power amplifier
    卫星通信地球站无线电设备测量方法 第二部分:分系统测量 第十节:高功率放大器    		 China National Standards
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    GB/T 11297.9-1989 Test method for dielectric tangent of loss angle of pyroelectric material
    热释电材料介质损耗角正切 tan δ的测试方法    		 China National Standards
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    GB/T 11297.7-1989 Test method for resistivity and hall coefficient indium antimonide single crystals
    锑化铟单晶电阻率及霍耳系数的测试方法    		 China National Standards
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    GB/T 11297.6-1989 Standard method for showing andmeasuring dislocation etch pits in indium antimonide single crystal
    锑化铟单晶位错蚀坑的腐蚀显示及测量方法    		 China National Standards
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    GB/T 11297.2-1989 Test method for side direction scatteringcoefficient of laser rods
    激光棒侧向散射系数的测量方法    		 China National Standards
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    GB/T 11297.11-1989 Test method for the dielectric constant of pyroelectric materials
    热释电材料介电常数的测试方法    		 China National Standards
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    GB/T 11222.1-1989 Radiochemical analysis of strontium-90 in ash of biological samples--Extraction chromatography by di-(2-ethylhexyl) phosphate
    生物样品灰中锶-90的放射化学分析方法 二-(2-乙基己基)磷酸酯萃取色层法    		 China National Standards
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    GB/T 11221-1989 Radiochemical analysis of caesium-137 in ash of biological samples
    生物样品灰中铯-137的放射化学分析方法    		 China National Standards
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    GB/T 11220.1-1989 Determination of uranium in soil--CL-5209 extractant-containing resin separation 2-(5-bromo-2-pyridylazo)-5-diethlaminophenol spectrophotometry
    土壤中铀的测定 CL-5209 萃淋树脂分离2-(5-溴-2-吡啶偶氮)-5-二乙氨基苯酚分光光度法    		 China National Standards
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    GB/T 11218-1989 The determination for alpha-radionuclide of radium in water
    水中镭的α放射性核素的测定    		 China National Standards
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    GB/T 11214-1989 Analytical determination of radium-226 in water
    水中镭-226 的分析测定    		 China National Standards
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    GB/T 11186.3-1989 Methods for measuring the colourof paint films--Part 3:Calculation of colour differences
    涂膜颜色的测量方法 第三部分:色差计算    		 China National Standards
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    GB/T 11014-1989 Electrical characteristics of balanced voltage digital interface circuits
    平衡电压数字接口电路的电气特性    		 China National Standards
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    GB 11216-1989 General requirements of quality assurance program for effluent and environmental radioactivity monitoring at nuclear facilities
    核设施流出物和环境放射性监测质量保证计划的一般要求    		 China National Standards
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    GB 11215-1989 The general regulation for environmental radiological assessment
    核辐射环境质量评价一般规定    		 China National Standards
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    GB 11522-1989 Hygienic standard for titanium dioxide dust in the air of workplace
    车间空气中二氧化钛粉尘卫生标准    		 China National Standards
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    GB 11517-1989 Hygienic standard for ethylenediamine in the air of workplace
    车间空气中乙二胺卫生标准    		 China National Standards
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    GB 11515-1989 diagnostic criteria and principles of management of metal fume fever
    金属烟热诊断标准及处理原则    		 China National Standards
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    GB 11514-1989 diagnostic criteria and principles of management of occupational acute vanadium poisoning
    职业性急性钒中毒诊断标准及处理原则    		 China National Standards
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    GB 11513-1989 diagnostic criteria and principles of management of occupational acute chlordimeform poisoning
    职业性急性杀虫脒中毒诊断标准及处理原则    		 China National Standards
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    GB 11512-1989 diagnostic criteria and principles of management of occupational trinitrotoluene cataract
    职业性三硝基甲苯白内障诊断标准及处理原则    		 China National Standards
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    GB 11511-1989 diagnostic criteria and principles of management of occupational acute arsine poisoning
    职业性急性砷化氢中毒诊断标准及处理原则    		 China National Standards
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    GB 11510-1989 diagnostic criteria and principles of management of occupational acute pyrethroids poisoning
    职业性急性拟除虫菊酯中毒诊断标准及处理原则    		 China National Standards
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    GB 11509-1989 diagnostic criteria and principles of management of occupational acute carbon tetrachloride poisoning
    职业性急性四氯化碳中毒诊断标准及处理原则    		 China National Standards
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    GB 11508-1989 diagnostic criteria and principles of management of occupational heat illness
    职业性中暑诊断标准及处理原则    		 China National Standards
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    GB 11507-1989 diagnostic criteria and principles of management of occupational acute dimethyl sulfate poisoning
    职业性急性硫酸二甲酯中毒诊断标准及处理原则    		 China National Standards
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    GB 11506-1989 diagnostic criteria andprinciples of management of occupational acute 1，2-dichloroethane poisoning
    职业性急性1，2-二氯乙烷中毒诊断标准及处理原则    		 China National Standards
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    GB 11505-1989 diagnostic criteria and principles of management of occupational acute trichloroethylene poisoning
    职业性急性三氯乙烯中毒诊断标准及处理原则    		 China National Standards
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    GB 11504-1989 diagnostic criteria and principles of management of occupational chronic lead poisoning
    职业性慢性铅中毒诊断标准及处理原则    		 China National Standards
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    GB 11503-1989 diagnostic criteria and principles of management of occupational acute tetraethyl lead poisoning
    职业性急性四乙基铅中毒诊断标准及处理原则    		 China National Standards
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    GB 11502-1989 diagnostic criteria and principles of management of occupational cataract
    职业性白内障诊断标准及处理原则    		 China National Standards
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    GB/T 10585-1989 Fundamental requirements of excitation systems for medium and small synchronous machines
    中小型同步电机励磁系统基本技术要求    		 China National Standards
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    GB/T 10467-1989 Fruits，vegetables and derived products--Determination of volatile acidity
    水果和蔬菜产品中挥发性酸度的测定方法    		 China National Standards
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    GB/T 249-1989 The rule of type designation for discrete semiconductor devices
    半导体分立器件型号命名方法    		 China National Standards
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    GB 10437-1989 Hygienic standard for ultra high frequency radiation in the work environment
    作业场所超高频辐射卫生标准    		 China National Standards
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    GB 10436-1989 Hygienic standard for microwave radiation in the work environment
    作业场所微波辐射卫生标准    		 China National Standards
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    GB 10435-1989 Hygienic standard for laser radiation in the work environment
    作业场所激光辐射卫生标准    		 China National Standards
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    GB/T 10445-1989 Plain bearings--Shaft diameters for unsplit bushes
    滑动轴承 整体轴套的轴径    		 China National Standards
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    GB/T 10267.5-1988 Method for analysis of calcium metal--The determination of nitrogen by distillation--Nessler reagent photometric method
    金属钙分析方法 蒸馏-奈斯勒试剂光度法测定氮    		 China National Standards
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    GB/T 10305-1988 Test method for particle distribution of cathode carb-onates by centrifugation sedimentation
    阴极碳酸盐粒度分布的测定 离心沉降法    		 China National Standards
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