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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
  • JJF 1339-1990
  • (4πβ (LS) -γ activity in line with the benchmark operating technical specifications) China Metrological Standards
  • JJF 1308-1990
  • (Cs-III time cesium beam frequency standard operating technical specifications) China Metrological Standards
  • JJF 1251-1990
  • (Shore reference operating technical specifications) China Metrological Standards
  • JJF 1346-1990
  • (The X-ray energy (60 ~ 250kV) exposure baseline operating technical specifications) China Metrological Standards
  • JJF 1255-1990
  • (5 to 2000 liters capacity reference operating technical specifications) China Metrological Standards
  • JJG 2072-1990
  • Verification Scheme of Measuring instruments for shock acceleration China Metrological Standards
  • JJF 1347B-1990
  • ((60 ~ 250kV) X-ray dose to secondary standard operating technical specifications) China Metrological Standards
  • JJG 1018-1990
  • Standard Method for using the Potassium (Silver)Dichromate Dosimeter to Measure γ-ray Absorbed Dose in Water China Metrological Standards
  • JJG 2061-1990
  • Verification Scheme of Primary Chemical Purity China Metrological Standards
  • JJG 660-1990
  • Verification Regulation of Patten Area Measuring Instruments China Metrological Standards
  • JJG(YD)010-1990
  • Specification for verification of data error analyzers China Metrological Standards
  • JJG 708-1990
  • Verification Regulation of a Dial Railway Track Scale China Metrological Standards
  • JJG(DZ)1014-1990
  • (Polycrystalline X-ray diffraction test procedures) China Metrological Standards
  • JJG 696-1990
  • Verification Regulation of Specular Gloss Meters China Metrological Standards
  • JJG 661-1990
  • Verification Regulation of Flatness Interferometer with Isoclinic Circle fringe China Metrological Standards
  • JJG 713-1990
  • Verification Regulation of Cyanide Meter using Direct Current Method China Metrological Standards
  • JJG 655-1990
  • Verification regulation of noise dosimeters China Metrological Standards
  • JJG 682-1990
  • Verification Regulation of Double Beam UV-VIS Spectrophotometers China Metrological Standards
  • JJG 659-1990
  • Verification Regulation of Sampler for Airborne Particulate Matters (PM 10) China Metrological Standards
  • JJF 1020-1990
  • Dose Assurence Monitoring Method for γ-ray Radiation Processing Level China Metrological Standards
  • JJG 709-1990
  • Verification Regulation of a Motion Weighing Railway Track Scale Non Locomotive Traction China Metrological Standards
  • JJG 671-1990
  • Verification Regulation of Instrument for Dynamical Measurement of Lead Screw China Metrological Standards
  • JJG 701-1990
  • Verification Regulation of Melting-Point-Measuring Instruments with Capillary Method China Metrological Standards
  • JJG 698-1990
  • Verification Regulation Thermoluminescence Dosimetry Assembly for Environmental Monitoring of X of γ Radiation China Metrological Standards
  • JJF 1311C-1990
  • (Luminosity secondary standard operating technical specifications) China Metrological Standards
  • JJF 1345-1990
  • (γ-ray irradiation technique baseline specification) China Metrological Standards
  • JJG(DZ)1003-1990
  • (Atomic fluorescence spectrometer test procedures) China Metrological Standards
  • JJG 687-1990
  • Verification Regulation of Quantitative Filling Machine for Liquid State Material China Metrological Standards
  • JJF 1311B-1990
  • Operating technical norm of secondary standard for luminous intensity China Metrological Standards
  • JJG(YD)008-1990
  • Specification for verification of wave guide reflectometers China Metrological Standards
  • JJG 684-1990
  • Verification Regulation of Surface Platinum Resistance Thermometer China Metrological Standards
  • JJF 1214-1990
  • (Conical taper gauge reference operating technical specifications) China Metrological Standards
  • JJF 1209-1990
  • Operating technical norm of laser small angle inteferometer primary standard China Metrological Standards
  • JJG 700-1990
  • Verification regulation of gas chromatograph China Metrological Standards
  • JJG(DZ)1018-1990
  • (DT-301B-type thermal analyzer test procedures) China Metrological Standards
  • JJG 2064-1990
  • Verification Scheme of Gas Flow Measuring Instruments China Metrological Standards
  • JJG 2074-1990
  • Verification Scheme of Measuring Instruments for Alternating Current Electrical Energy China Metrological Standards
  • JJG 2057-1990
  • Verification Scheme of Plane Angle Measuring Instruments China Metrological Standards
  • JJG 2055-1990
  • Verification Scheme of Measuring Instruments for Gear China Metrological Standards
  • JJG 2056-1990
  • Verification Scheme for Length Measuring Instruments (Gauge Block) China Metrological Standards
  • JJG 699-1990
  • Verification Regulation of Integrating Sound Level meters China Metrological Standards
  • JJF 1265-1990
  • (Low frequency vibration perpendicular to the base operating technical specifications) China Metrological Standards
  • JJF 1330-1990
  • (0.1 to 100 mW laser power secondary standard operating technical specifications) China Metrological Standards
  • JJG 2060-1990
  • Verification Scheme of pH(acidity)Measuring Instruments China Metrological Standards
  • JJG(DZ)1016-1990
  • (Transmission electron microscopy test procedures) China Metrological Standards
  • JJF 1337-1990
  • (4πβ (PC) -γ activity in line with the benchmark operating deputy technical specifications) China Metrological Standards
  • JJG(DZ)1006-1990
  • (3080E X-ray fluorescence spectrometer test procedures) China Metrological Standards
  • JJF 1340-1990
  • (4πχ (PPC) -γ activity in line with the benchmark operating technical specifications) China Metrological Standards
  • JJG 2065-1990
  • Verification Scheme of Measuring Instruments for Petroleum Thread China Metrological Standards
  • JJG(YD)009-1990
  • Specification for verification of pulse-echo test China Metrological Standards
  • JJF 1282-1990
  • (Charpy impact energy baseline (Charpy) operating technical specifications) China Metrological Standards
  • JJG 679-1990
  • Verification Regulation of cold Atomic Absorption Analyzer of Mercury China Metrological Standards
  • JJF 1338-1990
  • (4πβ (LS) activity reference operating technical specifications) China Metrological Standards
  • JJF 1243-1990
  • (Brinell hardness of the base operating technical specifications) China Metrological Standards
  • JJG(DZ)1013-1990
  • (983C infrared spectrophotometer test procedures) China Metrological Standards
  • JJF 1332-1990
  • (The laser energy secondary standard operating technical specifications) China Metrological Standards
  • JJG 2088-1990
  • Verification Scheme of Measuring instruments of energy for pulsed laser radiation China Metrological Standards
  • JJG 664-1990
  • (Medical Accelerator X radiation test procedures) China Metrological Standards
  • JJF 1299-1990
  • (Coaxial power reference operating technical specifications) China Metrological Standards
  • JJF 1201-1990
  • (3. 39 micron wavelength reference operating technical specifications) China Metrological Standards
  • JJF 1207-1990
  • (Dial tester benchmark operating technical specifications) China Metrological Standards
  • JJG(GY)001-1990
  • (PAL vectorscope test procedures) China Metrological Standards
  • JJG(DZ)1007-1990
  • (Digital ion meter verification procedures) China Metrological Standards
  • JJF 1258-1990
  • (0.5 to 90 ml capacity reference operating technical specifications) China Metrological Standards
  • JJG(QB)54-1990
  • (Paper quadrant scale test procedures) China Metrological Standards
  • JJG 212-1990
  • Verification Regulation of Colour Temperature Meters China Metrological Standards
  • JJF 1202-1990
  • Operating technical norm of 0. 633μm wavelength primary standard China Metrological Standards
  • JJG 2087-1990
  • Verification Scheme of Measuring Instruments for DC EMFS China Metrological Standards
  • JJG 2086-1990
  • Verification Scheme of Measuring Instruments for AC Voltage China Metrological Standards
  • JJG 188-1990
  • (Sound Level Meter test procedures) China Metrological Standards
  • JJG 654-1990
  • Verification Regulation of Ultrasonic Hardness Testers China Metrological Standards
  • JJG 202-1990
  • Verification Regulation of Autocollimator China Metrological Standards
  • JJG 653-1990
  • Verification Regulation of Power Measure Machine China Metrological Standards
  • JJG 656-1990
  • Verification Regulation of Nitrate Automatic Monitor China Metrological Standards
  • JJG 2082-1990
  • Verification Scheme of Measuring Instruments for Power Frequency Current Ratio China Metrological Standards
  • JJG 652-1990
  • Verification Regulation of Rotating Pure Bending Fatigue Testing Machines China Metrological Standards
  • JJG(QB)71-1990
  • (LAMPEN mill beater (Trial) test procedures) China Metrological Standards
  • JJG 213-1990
  • Verification Regulation of Distribution (Colour)Temperature of Standard Lamps China Metrological Standards
  • JJF 1288-1990
  • (40 to 15, 000 Hz AC voltage reference operating technical specifications) China Metrological Standards
  • JJF 1266-1990
  • (Low frequency vibration perpendicular to operate secondary standard technical specifications) China Metrological Standards
  • JJG(YD)005-1990
  • Specification for verification of XH3321A millihertz counters China Metrological Standards
  • JJG 704-1990
  • Verification Regulation of Welding Measuring Rulers China Metrological Standards
  • JJG 703-1990
  • Verification Regulation of Electro-magnetie Distance Measuring Instrument China Metrological Standards
  • JJF 1238-1990
  • (5 × 10 Cattle benchmark dynamometer operation Technical Specifications) China Metrological Standards
  • JJG 1019-1990
  • Technical Norm of Post Check Method for 60Co Radiotherapy Beam Absorbed Dose China Metrological Standards
  • JJG(TZ)121-1990
  • (Brake hose connector body gauge test procedures for railway vehicles) China Metrological Standards
  • JJF 1260-1990
  • (Dither reference operating technical specifications) China Metrological Standards
  • JJF 1257-1990
  • (100 to 150 ml capacity reference operating technical specifications) China Metrological Standards
  • JJF 1313A-1990
  • (The total flux secondary standard operating technical specifications) China Metrological Standards
  • JJF 1250-1990
  • (Vickers hardness of secondary standard operating technical specifications) China Metrological Standards
  • JJF 1306-1990
  • Operating technical norm of 3 cm, 5 cm coaxial thermal noise primary standard China Metrological Standards
  • JJG 196-1990
  • Verification Regulation of General Volumetric Glass China Metrological Standards
  • JJG 2047-1990
  • Verification Scheme of Measuring Instruments for Torque China Metrological Standards
  • JJF 1253-1990
  • (International rubber hardness reference operating technical specifications) China Metrological Standards
  • JJG 1016-1990
  • Rules for Drafting Norms of Pattern Evaluation of Measuring Instruments China Metrological Standards
  • JJF 1245-1990
  • (Rockwell hardness of the base operating technical specifications) China Metrological Standards
  • JJF 1241-1990
  • (5 × 10 Cattle Bench operating torque specification) China Metrological Standards
  • JJG(DZ)1012-1990
  • (Spectrograph test procedures meters plane grating) China Metrological Standards
  • JJF 1292-1990
  • (Inductance reference operating technical specifications) China Metrological Standards
  • JJG 98-1990
  • Verification Regulation of Non-automatic Balance China Metrological Standards

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