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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 "YS" GB Standards List:
  • Standard  Code GB Standard Title Standard Class Order
  • GB/T 3884.14-2012
  • Methods for chemical analYSis of copper concentrates - Part 14: Determination of gold and silver - Fire assay gravimetric and flame atomic absorption spectrometric method YS
    China National Standards
  • GB/T 29256.4-2012
  • Textiles - Woven fabrics - Construction - Methods of analYSis - Part 4: Determination of twist in yarn removed from fabric YS
    China National Standards
  • GB/T 4324.24-2012
  • Methods for chemical analYSis of tungsten - Part 24: Determination of phosphorus content - Molybdemum blue photometry YS
    China National Standards
  • GB/T 29319-2012
  • Technical requirements for connecting photovoltaic power sYStem to distribution network YS
    China National Standards
  • GB/T 29315-2012
  • Requirements for security sYStem in medium and primary school and kindergarten YS
    China National Standards
  • GB/T 28972-2012
  • Export certification sYStem for plant quarantine YS
    China National Standards
  • GB/T 29314-2012
  • Specification for the reconstruction of motor sYStem for energy-saving YS
    China National Standards
  • GB/T 8151.7-2012
  • Methods for chemical analYSis of zinc concentrates - Part 7: Determination of arsenic content - Hydride generation-atomic fluorescence spectrometry and the potassium bromate titrimetric method YS
    China National Standards
  • GB/T 29022-2012
  • Particle size analYSis - Dynamic light scattering(DLS) YS
    China National Standards
  • GB/T 8151.12-2012
  • Methods for chemical analYSis of zinc concentrates - Part 12: Determination of sliver content - The flame atomic absorption spectrometric method YS
    China National Standards
  • GB/T 8151.9-2012
  • Methods for chemical analYSis of zinc concentrates - Part 9: Determination of fluorine content - The ion selective electrode method YS
    China National Standards
  • GB/T 29308-2012
  • Management requirement of ageing of instrumentation and control sYStems important to safety for nuclear power plants YS
    China National Standards
  • GB/T 8072-2012
  • Method of sampling and preparation for chrYSotile asbestos YS
    China National Standards
  • GB/T 28967-2012
  • Electronic toll collection - Technical requirement for the lane sYStem YS
    China National Standards
  • GB/T 28965-2012
  • Grab dredger supervisory control sYStem YS
    China National Standards
  • GB/T 8151.11-2012
  • Methods for chemical analYSis of zinc concentrates - Part 11: Determination of antimony content - Hydride generation-atomic fluorescence spectrometry YS
    China National Standards
  • GB/T 8151.13-2012
  • Methods for chemical analYSis of zinc concentrates - Part 13: Determination of germanium content - Hydride generation-atomic fluorescence spectrometry and the phenyl fluorone spectrophptometric method YS
    China National Standards
  • GB/T 29230.1-2012
  • Opto-electronic-opto bidirectional wavelength converter for plastic optical fiber transmission sYStem - Part 1: Wavelength converter between 650nm and 1550nm (or 1310nm or 850nm) of 100Mbps ethernet YS
    China National Standards
  • GB/T 5484-2012
  • Methods for chemical analYSis of gypsum YS
    China National Standards
  • GB/T 29231-2012
  • Opto-electronic-opto transceiver of 650nm 100Mbps ethernet for plastic optical fiber transmission sYStem YS
    China National Standards
  • GB/T 4103.12-2012
  • Methods for chemical analYSis of lead and lead alloys - Part 12: Determination of thallium content YS
    China National Standards
  • GB/T 8151.6-2012
  • Methods for chemical analYSis of zinc concentrates - Part 6: Determination of copper content - The flame atomic absorption spectrometric method YS
    China National Standards
  • GB/T 29054-2012
  • Solar-grade casting multi-crYStalline silicon brick YS
    China National Standards
  • GB/T 8151.1-2012
  • Methods for chemical analYSis of zinc concentrates - Part 1:Determination of zinc content - Precipitate separation-Na2EDTA titrimetric method and extractive separation-Na2EDTA titrimetric method YS
    China National Standards
  • GB/T 14617.3-2012
  • Propagation characteristics in land mobile service and fixed service - Part 3: Propagation characteristics of line-of-sight radio-relay communications sYStems YS
    China National Standards
  • GB/T 4324.28-2012
  • Methods for chemical analYSis of tungsten - Part 28: Determination of molybdenum content - The thioyanate spectrophotometry YS
    China National Standards
  • GB/T 29180.2-2012
  • The investigative methods and procedures for electrical fire - Part 2:Methods for dissolution and separation of phYSical evidence YS
    China National Standards
  • GB/T 4324.4-2012
  • Methods for chemical analYSis of tungsten - Part 4: Determination of antimony content - Hydrogenate atomic absorption spectrometry YS
    China National Standards
  • GB/T 3884.8-2012
  • Methods for chemical analYSis of copper concentrates - Part 8: Determination of zinc content - Na2EDTA titration method YS
    China National Standards
  • GB/T 14618-2012
  • Frequency sharing criteria between line-of-sight radio-relay communications sYStems and space radio communications systems YS
    China National Standards
  • GB/T 8151.2-2012
  • Methods for chemical analYSis of zinc concentrates - Part 2:Determination of sulfur content - The combustion neutralization titrimetric method YS
    China National Standards
  • GB/T 29152-2012
  • Flue gas cleaning sYStem for municipal solid waste incineration YS
    China National Standards
  • GB/T 29371.5-2012
  • Technical rules for seed production sYStem of two-line hybrid rice - Part 5: Technical rules for identification of variety purity & male sterility of MS line YS
    China National Standards
  • GB/T 29272-2012
  • Information technology - Radio frequency identification device performance test methods - Test methods for sYStem performance YS
    China National Standards
  • GB/T 29371.3-2012
  • Technical rules for seed producing sYStem of two-line hybrid rice - Part 3: Technical rules for seed multiplication of photo/thermo-sensitive genic male sterile line YS
    China National Standards
  • GB/T 4324.10-2012
  • Methods for chemical analYSis of tungsten - Part 10: Determination of copper content - Flame atomic absorption spectrometry YS
    China National Standards
  • GB/T 4324.11-2012
  • Methods for chemical analYSis of tungsten - Part 11: Determination of aluminum content - Inductively coupled plasma atomic emission spectrometry YS
    China National Standards
  • GB/T 4324.17-2012
  • Methods for chemical analYSis of tungsten - Part 17: Determination of sodium content - Flame atomic absorption spectrometry YS
    China National Standards
  • GB/T 20090.1-2012
  • Information technology - Advanced coding of audio and video - Part 1: SYStem YS
    China National Standards
  • GB/T 4324.26-2012
  • Methods for chemical analYSis of tungsten - Part 26: Determination of nitrogen content - Pulse heating inert gas fusion-thermal conductive method and the Nessler reagent spectrophotometry YS
    China National Standards
  • GB/T 4103.9-2012
  • Methods for chemical analYSis of lead and lead alloys - Part 9: Determination of calcium content YS
    China National Standards
  • GB/T 4324.5-2012
  • Methods for chemical analYSis of tungsten - Part 5: Determination of arsenic content - Hydrogenate atomic absorption spectrometry YS
    China National Standards
  • GB/T 23331-2012
  • Energy management sYStems - Requirements YS
    China National Standards
  • GB/T 29420-2012
  • Nd-doped vanadate laser crYStal devices YS
    China National Standards
  • GB/T 3884.5-2012
  • Methods for chemical analYSis of copper concentrates - Part 5: Determination of fluoride content - Ion selective electrode method YS
    China National Standards
  • GB/T 28968-2012
  • Electronic toll collection - Technical requirement for facilities of the lane sYStem YS
    China National Standards
  • GB/T 29320-2012
  • Technical requirenment for tracking sYStem of PV power station YS
    China National Standards
  • GB/T 29160-2012
  • Test methods for solar-plus-supplementary water heating sYStem (tank capacity more than 0.6m3) YS
    China National Standards
  • GB/T 29300-2012
  • Dry phYSical(pulverized)color toner YS
    China National Standards
  • GB/T 29172-2012
  • Practices for core analYSis YS
    China National Standards
  • GB/T 8151.14-2012
  • Methods for chemical analYSis of zinc concentrates - Part 14: Determination of nickel content - The flame atomic absorption spectrometric method YS
    China National Standards
  • GB/T 11417.1-2012
  • Ophthalmic optics - Contact lenses - Part 1: Vocabulary, classification sYStem and recommendations for labeling specifications YS
    China National Standards
  • GB/T 8870.1-2012
  • Automation sYStems and integration - Numerical control of machines - Program format and definitions of address words - Part 1: Data format for positioning,line motion and contouring control systems YS
    China National Standards
  • GB/T 29081-2012
  • Modal analYSis for spacecraft YS
    China National Standards
  • GB/T 16666-2012
  • Monitoring and testing for energy saving of motor-pump liquid transport sYStem YS
    China National Standards
  • GB/T 29135-2012
  • Hopper dredger supervisory control sYStem YS
    China National Standards
  • GB/T 29340-2012
  • AnalYSis of water used in boil and cooling system - Determination of chloride - Ammonium thiocyanate titration method YS
    China National Standards
  • GB/T 8151.19-2012
  • Methods for chemical analYSis of zinc sulfide concentrates - Part 19:Determination of silver and gold contents - Fire assay and flame atomic absorption spectrometric method using scorification or cupellation YS
    China National Standards
  • GB/T 13187-2012
  • Magnetic tape sound recording and reproducing sYStems - General conditions and requirements YS
    China National Standards
  • GB/T 29302-2012
  • Non-destructive testing instruments - Characterization and verification of phased array ultrasonic examination sYStems YS
    China National Standards
  • GB/T 4324.14-2012
  • Methods for chemical analYSis of tungsten - Part 14: Determination of residue content after chloride volatility - Gravimetric method YS
    China National Standards
  • GB/T 29001.1-2012
  • Numerical control sYStem of machine tool - Protocol specifications for NCUC-Bus fieldbus - Part 1:General principles YS
    China National Standards
  • GB/T 4103.5-2012
  • Methods for chemical analYSis of lead and lead alloys - Part 5: Determination of bismuth content YS
    China National Standards
  • GB/T 4103.4-2012
  • Methods for chemical analYSis of lead and lead alloys - Part 4: Determination of iron content YS
    China National Standards
  • GB/T 4103.3-2012
  • Methods for chemical analYSis of lead and lead alloys - Part 3: Determination of copper content YS
    China National Standards
  • GB/T 4324.12-2012
  • Methods for chemical analYSis of tungsten - Part 12: Determination of silicon content - Chlorization-molybdenum blue spectrophotometry YS
    China National Standards
  • GB/T 29456-2012
  • Energy management sYStems - Implementation guidance YS
    China National Standards
  • GB/T 3884.3-2012
  • Methods for chemical analYSis of copper concentrates - Part 3: Determination of sulfur content - Gravimetric method and Combustion-titration method YS
    China National Standards
  • GB/T 4324.6-2012
  • Methods for chemical analYSis of tungsten - Part 6: Determination of iron content-1,10-phenanthroline spectrophotometry YS
    China National Standards
  • GB/T 11297.12-2012
  • Test method for extinction ratio of optical crYStal YS
    China National Standards
  • GB/T 22270.2-2012
  • Industrial automation sYStems and integration - Service interface for testing applications - Part 2: Resource management service interface YS
    China National Standards
  • GB/T 29418-2012
  • Test methods for mechannical and phYSical properties of wood-plastic composite product YS
    China National Standards
  • GB/T 18602-2012
  • Rock pyrolYSis analysis YS
    China National Standards
  • GB/T 29196-2012
  • Technical specification for stand-alone photovoltaic sYStems YS
    China National Standards
  • GB/T 29069-2012
  • Non-destructive testing - Test method for measurement of industrial computed tomography (CT) sYStem performance YS
    China National Standards
  • GB/T 29256.3-2012
  • Textiles - Woven fabrics - Construction - Methods of analYSis - Part 3: Determination of crimp of yarn in fabric YS
    China National Standards
  • GB/T 29248-2012
  • Basic electrophoresis sYStem YS
    China National Standards
  • GB/T 16840.6-2012
  • Technical determination methods for electrical fire evidence - Part 6:Micro-morphological analYSis method using scanning electron microscope YS
    China National Standards
  • GB/T 4103.1-2012
  • Methods for chemical analYSis of lead and lead alloys - Part 1: Determination of tin content YS
    China National Standards
  • GB/T 29419-2012
  • Establishing performance ratings for wood-plastic composite deck boards and guardrail sYStem performance YS
    China National Standards
  • GB 12668.3-2012
  • Adjustable speed electrical power drive sYStems - Part 3: EMC requirements and specific test methods YS
    China National Standards
  • GB/T 16840.5-2012
  • Technical determination methods for electrical fire evidence - Part 5: Method of recognizing and collecting the phYSical evidence of electrical fire YS
    China National Standards
  • GB/T 4103.8-2012
  • Methods for chemical analYSis of lead and lead alloys - Part 8: Determination of tellurium content YS
    China National Standards
  • GB/T 29001.3-2012
  • Numerical control sYStem of machine tool - Protocol specifications for NCUC-Bus fieldbus - Part 3:Data link layer YS
    China National Standards
  • GB/T 12668.701-2012
  • Adjustable speed electrical power drive sYStems - Part 701: Generic interface and use of profiles for power drive systems - Interface definition YS
    China National Standards
  • GB/T 4324.21-2012
  • Methods for chemical analYSis of tungsten - Part 21: Determination of chromium content - Inductively coupled plasma atomic emission spectrometry YS
    China National Standards
  • GB/T 4324.2-2012
  • Methods for chemical analYSis of tungsten - Part 2: Determination of bismuth content - Hydrogenate atomic absorption spectrometry YS
    China National Standards
  • GB/T 4324.23-2012
  • Methods for chemical analYSis of tungsten - Part 23: Determination of sulfur content - The combustion-conductometric titration and high frequency combustion-infrared absorption method YS
    China National Standards
  • GB/T 14598.151-2012
  • Measuring relaYS and protection equipment - Part 151: Functional requirements for over/under current protection YS
    China National Standards
  • GB/T 14197-2012
  • Preferred matching values for the interconnections of audio, video and audiovisual sYStems YS
    China National Standards
  • GB/T 8151.4-2012
  • Methods for chemical analYSis of zinc concentrates - Part 4: Determination of silicon dioxide content - Molybdenum blue spectrophotometry YS
    China National Standards
  • GB/T 18978.400-2012
  • Ergonomics of human-sYStem interaction - Part 400: Principles and requirements for physical input devices YS
    China National Standards
  • GB/T 4324.19-2012
  • Methods for chemical analYSis of tungsten - Part 19: Determination of titanium content - The diantipyrylmethane photometric spectrophtometry YS
    China National Standards
  • GB/T 29128-2012
  • General requirements for marine fixed gas fire-extinguishing sYStems YS
    China National Standards
  • GB/T 29158-2012
  • Technical code for solar-plus-supplementary water heating sYStem (tank capacity more than 0.6m3) YS
    China National Standards
  • GB/T 4103.11-2012
  • Methods for chemical analYSis of lead and lead alloys - Part 11: Determination of zinc content YS
    China National Standards
  • GB/T 9414.3-2012
  • Maintainability of equipment - Part 3: Verification and collection, analYSis and presentation of data YS
    China National Standards
  • GB/T 29174-2012
  • Thermal analYSis test method for constant-temperature stability of materials YS
    China National Standards
  • GB/T 29416-2012
  • Test method for fire-resistant performance of external wall insulation sYStems applied to building facades YS
    China National Standards
  • GB/T 4324.20-2012
  • Methods for chemical analYSis of tungsten - Part 20: Determination of vanadium content - Inductively coupled plasma atomic emission spectrometry YS
    China National Standards

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