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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 "JJ" GB Standards List:
  • Standard  Code GB Standard Title Standard Class Order
  • JJG 1027-1991
  • Technical Norm for Error of Measurements and Interpretation of Data JJ
    China Metrological Standards
  • JJG(CB)04-1991
  • (Ultra-low-frequency hysteresis loop tester test procedures) JJ
    China Metrological Standards
  • JJG(EJ)14-1991
  • (Protection level X, γ dosimeter verification procedures) JJ
    China Metrological Standards
  • JJG 8-1991
  • Verificaiong Regulation of Level Rod JJ
    China Metrological Standards
  • JJG(EJ)13-1991
  • (Test Method B specific activity was measured using a radioactive gas proportional counter 4πβ standard devices) JJ
    China Metrological Standards
  • JJG(CB)8-1991
  • (Underwater acoustic pulse tube measuring device test procedures) JJ
    China Metrological Standards
  • JJG 1024-1991
  • Technical Norm of Reliability Analysis Principle for Measuring Instruments JJ
    China Metrological Standards
  • JJG(CB)6-1991
  • (Standard hydrophone coupled cavity reciprocity law test methods) JJ
    China Metrological Standards
  • JJG 761-1991
  • Verification Regulation of Electrode Type Salinometer JJ
    China Metrological Standards
  • JJG 149-1991
  • Verification Regulation of Standard Superficial Rockwell Hardness Test Block JJ
    China Metrological Standards
  • JJG 245-1991
  • Verification Regulation of Illuminometer JJ
    China Metrological Standards
  • JJG 260-1991
  • Verification Regulation of Microhardometer JJ
    China Metrological Standards
  • JJG 273-1991
  • Verification Reguiation of Working Standard Weights JJ
    China Metrological Standards
  • JJG 335-1991
  • Verification Regulation of Standard Vickers Microhardness Test Block JJ
    China Metrological Standards
  • JJG 218-1991
  • Verification Regulation of Working Standards for Inductance JJ
    China Metrological Standards
  • JJG 163-1991
  • Vorification Regulation of Working Standard for Capacitance JJ
    China Metrological Standards
  • JJG 155-1991
  • Verification regulation of routine capillary viscometer JJ
    China Metrological Standards
  • JJG 151-1991
  • Verification Regulation of Metal Vickers Hardness Tester JJ
    China Metrological Standards
  • JJG 152-1991
  • Verification Regulation of Metallic Superficial Rockwell Hardness Testing Machine JJ
    China Metrological Standards
  • JJG 125-1991
  • (Frequency selection (broadband) level meter test procedures) JJ
    China Metrological Standards
  • JJG 720-1991
  • Verification Regulation of Wide Band Frequency Stability Measurement Set in Time Domain JJ
    China Metrological Standards
  • JJG 745-1991
  • Verification Regulation of Headlamp Tester for Motor Vehicle JJ
    China Metrological Standards
  • JJG 724-1991
  • Verification Regulation of DC Digital Ohmmeter JJ
    China Metrological Standards
  • JJG 725-1991
  • Verification Reulation of DC and LF Characterization Tester for Transistor JJ
    China Metrological Standards
  • JJG 726-1991
  • Verification Regulation of Standard Inductors JJ
    China Metrological Standards
  • JJG 727-1991
  • Verification Regulation of Working Standard of Piston Manometers JJ
    China Metrological Standards
  • JJG 131-1991
  • Verification Regulation of Electric Contact Mercury-in-Glass Thermometer JJ
    China Metrological Standards
  • JJG 127-1991
  • (Flat dysprosium type variable attenuator test procedures) JJ
    China Metrological Standards
  • JJG 731-1991
  • Verification Regulation of Quantitative Automatic Weighing Instrument JJ
    China Metrological Standards
  • JJG 734-1991
  • (Deadweight force standard machine test procedures) JJ
    China Metrological Standards
  • JJG 738-1991
  • Verification Regulation of Taxi Meter Standard Equipment JJ
    China Metrological Standards
  • JJG 717-1991
  • Verification Regulation of the Standard Total Radiation Pyrometer JJ
    China Metrological Standards
  • JJG(EJ)15-1991
  • (Protection level β dose rate meter verification procedures) JJ
    China Metrological Standards
  • JJG(EJ)16-1991
  • (With grid ionization chamber standard device for measuring α planar surface emissivity source test methods) JJ
    China Metrological Standards
  • JJG(QB)75-1991
  • (0.05 to 1 mm thin gauge block verification procedures) JJ
    China Metrological Standards
  • JJG(QB)76-1991
  • (SCI. 327 quartz crystal impedance meter SPM. 327PPM counter test procedures) JJ
    China Metrological Standards
  • JJG(QB)78-1991
  • (Print chronograph test procedures) JJ
    China Metrological Standards
  • JJG(QB)79-1991
  • (Clock instrument calibrator test procedures) JJ
    China Metrological Standards
  • JJG 148-1991
  • Verification Regulation of Standard Vickers Hardness Test Block JJ
    China Metrological Standards
  • JJG(QB)80-1991
  • (Watch gears, gems element of the projection model verification procedures) JJ
    China Metrological Standards
  • JJG(QB)81-1991
  • (Mechanical watches calibrator test procedures) JJ
    China Metrological Standards
  • JJG(QB)83-1991
  • (BMP-2 type instrument precision quartz clock calibrator test procedures) JJ
    China Metrological Standards
  • JJG(QB)84-1991
  • (Watch waterproof tester test procedures) JJ
    China Metrological Standards
  • JJG(QB)85-1991
  • (Watch shock tester test procedures) JJ
    China Metrological Standards
  • JJG(QB)86-1991
  • (Watch Tester test procedures) JJ
    China Metrological Standards
  • JJG(HG)201-1991
  • (Gas chromatograph test procedures) JJ
    China Metrological Standards
  • JJG(SJ)04040-1991
  • (GH3181 op amp tester test procedures) JJ
    China Metrological Standards
  • JJG(SJ)01005-1991
  • (XW-7 microwave frequency stabilization control test procedures) JJ
    China Metrological Standards
  • JJG(SJ)04041-1991
  • (BJ3192-based integrated operational amplifier automatic tester test procedures) JJ
    China Metrological Standards
  • JJG(SJ)05037-1991
  • (HY2501 Precision resistor bridge test procedures) JJ
    China Metrological Standards
  • JJG(SJ)05041-1991
  • (CJ2780 type with three errors sorter test procedures) JJ
    China Metrological Standards
  • JJG(SJ)18007-1991
  • (Resistance vacuum gauge test procedures) JJ
    China Metrological Standards
  • JJG(SJ)07008-1991
  • (SWOF type video swept spectrum analyzer test procedures) JJ
    China Metrological Standards
  • JJG(SJ)10002-1991
  • Specification for verification of radio frequency pass through type medium power meters JJ
    China Metrological Standards
  • JJG(SJ)10003-1991
  • (RF terminal where the power meter test procedures) JJ
    China Metrological Standards
  • JJG(SJ)12034-1991
  • (1617 bandpass filter test procedures) JJ
    China Metrological Standards
  • JJG(SJ)18006-1991
  • (Working with a thermocouple vacuum gauge test procedures) JJ
    China Metrological Standards
  • JJG(SJ)12039-1991
  • (XJ5440 type waveform monitor oscilloscope test procedures) JJ
    China Metrological Standards
  • JJG(SJ)15015-1991
  • (1 ~ 2GHz microwave signal source verification procedures) JJ
    China Metrological Standards
  • JJG(SJ)15023-1991
  • (Universal pulse generator test procedures) JJ
    China Metrological Standards
  • JJG(SJ)03009-1991
  • (SQ-20-type sampling oscilloscope test procedures) JJ
    China Metrological Standards
  • JJG(HG)104-1991
  • (Rubber thickness gauge test procedures) JJ
    China Metrological Standards
  • JJG(HG)106-1991
  • (Rubber proportion of direct-reading instrument verification procedures) JJ
    China Metrological Standards
  • JJG(EJ)22-1991
  • (γ-like instrument compiled admission test procedures) JJ
    China Metrological Standards
  • JJG(EJ)7-1991
  • (The specific activity of test method 4Πβ-γ standard device for measuring radioactivity of the solution) JJ
    China Metrological Standards
  • JJG(HG)105-1991
  • (Vulcanized rubber elasticity testing machine test procedures) JJ
    China Metrological Standards
  • JJG(EJ)6-1991
  • (Fast neutron dosimeter (working class) test procedures) JJ
    China Metrological Standards
  • JJG(TZ)125-1991
  • (Selected frequency (broadband) level meter testing procedures) JJ
    China Metrological Standards
  • JJG(SJ)03010-1991
  • (SG-1 type of second-tier high-sensitivity oscilloscope test procedures) JJ
    China Metrological Standards
  • JJF 1027-1991
  • Technical Norm for Error of Measurements and Interpretation of Data JJ
    China Metrological Standards
  • CJJ 45-1991
  • Standard for design of road illumination in city JJ
    China Urban Construction industry Standards
  • JJG(EJ)23-1991
  • (γ logging tool verification procedures) JJ
    China Metrological Standards
  • JJG(EJ)24-1991
  • (Measuring radon test procedures) JJ
    China Metrological Standards
  • CJJ 44-1991
  • Code for construction and acceptance of municipal road base works JJ
    China Urban Construction industry Standards
  • JJG 233-1991
  • (Chinese Industry Standard) JJ
    China Metrological Standards
  • JJG(SJ)05043-1991
  • Specification for verification of CD-50 model universal bridges JJ
    China Metrological Standards
  • JJF 1025-1991
  • Technical Norm of Machine Scale Remake JJ
    China Metrological Standards
  • JJF 1024-1991
  • Technical Norm of Reliability Analysis Principle for Measuring Instruments JJ
    China Metrological Standards
  • JJG(SJ)05042-1991
  • (CD-22-type bias Bridge test procedures) JJ
    China Metrological Standards
  • JJG 272-1991
  • Verification Reguiation of Aneroid Barograph and Aneroid Barometer JJ
    China Metrological Standards
  • JJG(SJ)05047-1991
  • (CD9A Precision multimeter test procedures Bridge) JJ
    China Metrological Standards
  • JJG(SJ)15014-1991
  • (5200A-type function generator test procedures) JJ
    China Metrological Standards
  • JJG(EJ)19-1991
  • (Solid radium point source verification procedures) JJ
    China Metrological Standards
  • CJJ 47-1991
  • Code for design of rubbish transit station in city JJ
    China Urban Construction industry Standards
  • JJG(SJ)18005-1991
  • (DA-1 electrical safety tester parameter verification procedures) JJ
    China Metrological Standards
  • JJG 1030-1991
  • (Chinese Industry Standard) JJ
    China Metrological Standards
  • JJG(SJ)15017-1991
  • (2 ~ 4GHz microwave signal source generic test procedures) JJ
    China Metrological Standards
  • JJG(EJ)2-1991
  • (Radionuclide neutron source strength test procedures) JJ
    China Metrological Standards
  • JJG(EJ)21-1991
  • (Ground γ spectrometer test procedures) JJ
    China Metrological Standards
  • JJF 1030-1991
  • (Chinese Industry Standard) JJ
    China Metrological Standards
  • JJG 126-1991
  • (Level oscillator verification procedures) JJ
    China Metrological Standards
  • JJG 100-1991
  • (Chinese Industry Standard) JJ
    China Metrological Standards
  • CJJ 46-1991
  • Classification code for usage of municipal terra JJ
    China Urban Construction industry Standards
  • JJG 139-1991
  • (Chinese Industry Standard) JJ
    China Metrological Standards
  • JJG 140-1991
  • (Chinese Industry Standard) JJ
    China Metrological Standards
  • JJF 1001-1991
  • (Chinese Industry Standard) JJ
    China Metrological Standards
  • JJG(SJ)15016-1991
  • (1 ~ 2GHz microwave signal generator standard test procedures) JJ
    China Metrological Standards
  • JJG 721-1991
  • Verification Regulation of 500MHz Phase Noise Measurement Set (Phase Detector Method) JJ
    China Metrological Standards
  • JJG 749-1991
  • (Chinese Industry Standard) JJ
    China Metrological Standards
  • JJG 754-1991
  • Verification Regulation of Optical Transfer Function Measuring Equipment JJ
    China Metrological Standards

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