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  •  China "JJ" GB Standards List:
  • Standard  Code GB Standard Title Standard Class Order
  • JJG(JB)20-1990
  • (WJM-1-type surface thermometer calibration device test procedures) JJ
    China Metrological Standards
  • JJG 685-1990
  • Verification Regulation of Relative Spectral Responsivity for Photoelectric Detector JJ
    China Metrological Standards
  • JJG 646-1990
  • Verification Regulation of Quantitative Adjustable Bipet JJ
    China Metrological Standards
  • JJF 1304-1990
  • (0.6 to 1 GHz, 2-4 GHz coaxial phase shift reference operating technical specifications) JJ
    China Metrological Standards
  • JJG 709-1990
  • Verification Regulation of a Motion Weighing Railway Track Scale Non Locomotive Traction JJ
    China Metrological Standards
  • JJF 1349-1990
  • (Neutron source intensity baseline operating technical specifications) JJ
    China Metrological Standards
  • JJG(JB)16-1990
  • (Nominal diameter 15 ~ 40mm cold water pressure loss test device test procedures) JJ
    China Metrological Standards
  • JJF 1289-1990
  • (40 ~ 15000 Hz AC power reference operating technical specifications) JJ
    China Metrological Standards
  • JJF 1346-1990
  • (The X-ray energy (60 ~ 250kV) exposure baseline operating technical specifications) JJ
    China Metrological Standards
  • JJF 1308-1990
  • (Cs-III time cesium beam frequency standard operating technical specifications) JJ
    China Metrological Standards
  • JJF 1303-1990
  • (2cm, 3cm, 5cm phase shift reference operating technical specifications) JJ
    China Metrological Standards
  • JJG(JB)24-1990
  • (Count toward the test procedures) JJ
    China Metrological Standards
  • JJG 2074-1990
  • Verification Scheme of Measuring Instruments for Alternating Current Electrical Energy JJ
    China Metrological Standards
  • JJG 2053-1990
  • Verification Scheme of Measuring Instruments for Mass JJ
    China Metrological Standards
  • JJG 713-1990
  • Verification Regulation of Cyanide Meter using Direct Current Method JJ
    China Metrological Standards
  • JJF 1239-1990
  • (6 × 10 Cattle secondary standard dynamometer operation Technical Specifications) JJ
    China Metrological Standards
  • JJG 708-1990
  • Verification Regulation of a Dial Railway Track Scale JJ
    China Metrological Standards
  • JJG 698-1990
  • Verification Regulation Thermoluminescence Dosimetry Assembly for Environmental Monitoring of X of γ Radiation JJ
    China Metrological Standards
  • JJG 121-1990
  • Verification Regulation of Video Noise Meter JJ
    China Metrological Standards
  • JJG(YD)010-1990
  • Specification for verification of data error analyzers JJ
    China Metrological Standards
  • JJG 701-1990
  • Verification Regulation of Melting-Point-Measuring Instruments with Capillary Method JJ
    China Metrological Standards
  • JJG 64-1990
  • Verification Regulation of Super-Low Frequency Signal Generator JJ
    China Metrological Standards
  • JJF 1019-1990
  • Postcheck Method for 60Co Radiothorapy Beam Absorbed Dose JJ
    China Metrological Standards
  • JJG 663-1990
  • Verification regulation for thermal conductivity hydrogen analyzer JJ
    China Metrological Standards
  • JJF 1207-1990
  • (Dial tester benchmark operating technical specifications) JJ
    China Metrological Standards
  • JJF 1018-1990
  • Standard Method for Using the Potassium(silver) Dickromate Dosimeter to Measure γ-ray Absorbed Dose in water JJ
    China Metrological Standards
  • JJG(YD)009-1990
  • Specification for verification of pulse-echo test JJ
    China Metrological Standards
  • JJG(GY)001-1990
  • (PAL vectorscope test procedures) JJ
    China Metrological Standards
  • JJF 1313B-1990
  • (The total flux secondary standard operating technical specifications) JJ
    China Metrological Standards
  • JJF 1259-1990
  • (Density (alcohol) secondary standard operating technical specifications) JJ
    China Metrological Standards
  • JJG 700-1990
  • Verification regulation of gas chromatograph JJ
    China Metrological Standards
  • JJF 1258-1990
  • (0.5 to 90 ml capacity reference operating technical specifications) JJ
    China Metrological Standards
  • JJG(DZ)1019-1990
  • (SKC-2000 optical distribution measurement test procedures through a particle size analyzer) JJ
    China Metrological Standards
  • JJF 1255-1990
  • (5 to 2000 liters capacity reference operating technical specifications) JJ
    China Metrological Standards
  • JJG(DZ)1018-1990
  • (DT-301B-type thermal analyzer test procedures) JJ
    China Metrological Standards
  • JJG 69-1990
  • Verification Regulation of RF Q Standard Coil JJ
    China Metrological Standards
  • JJG(DZ)1003-1990
  • (Atomic fluorescence spectrometer test procedures) JJ
    China Metrological Standards
  • JJG(YD)008-1990
  • Specification for verification of wave guide reflectometers JJ
    China Metrological Standards
  • JJF 1203B-1990
  • (0.633 micron wavelength secondary standard operating technical specifications) JJ
    China Metrological Standards
  • JJF 1313A-1990
  • (The total flux secondary standard operating technical specifications) JJ
    China Metrological Standards
  • JJF 1311C-1990
  • (Luminosity secondary standard operating technical specifications) JJ
    China Metrological Standards
  • JJF 1214-1990
  • (Conical taper gauge reference operating technical specifications) JJ
    China Metrological Standards
  • JJG(DZ)1006-1990
  • (3080E X-ray fluorescence spectrometer test procedures) JJ
    China Metrological Standards
  • JJF 1251-1990
  • (Shore reference operating technical specifications) JJ
    China Metrological Standards
  • JJF 1243-1990
  • (Brinell hardness of the base operating technical specifications) JJ
    China Metrological Standards
  • JJF 1273-1990
  • (High frequency (0.1 ~ 5MHz) sound pressure water base operating technical specifications) JJ
    China Metrological Standards
  • JJF 1276-1990
  • (Watts ultrasonic power base operating technical specifications) JJ
    China Metrological Standards
  • JJF 1279-1990
  • (Milliwatt ultrasonic power secondary standard operating technical specifications) JJ
    China Metrological Standards
  • JJG(DZ)1013-1990
  • (983C infrared spectrophotometer test procedures) JJ
    China Metrological Standards
  • JJF 1282-1990
  • (Charpy impact energy baseline (Charpy) operating technical specifications) JJ
    China Metrological Standards
  • JJG(QB)71-1990
  • (LAMPEN mill beater (Trial) test procedures) JJ
    China Metrological Standards
  • JJG 661-1990
  • Verification Regulation of Flatness Interferometer with Isoclinic Circle fringe JJ
    China Metrological Standards
  • JJF 1270-1990
  • (Reciprocity Act coupled cavity acoustic pressure secondary standard operating technical specifications) JJ
    China Metrological Standards
  • JJG(DZ)1014-1990
  • (Polycrystalline X-ray diffraction test procedures) JJ
    China Metrological Standards
  • JJG(DZ)1016-1990
  • (Transmission electron microscopy test procedures) JJ
    China Metrological Standards
  • JJF 1347B-1990
  • ((60 ~ 250kV) X-ray dose to secondary standard operating technical specifications) JJ
    China Metrological Standards
  • JJF 1339-1990
  • (4πβ (LS) -γ activity in line with the benchmark operating technical specifications) JJ
    China Metrological Standards
  • JJF 1265-1990
  • (Low frequency vibration perpendicular to the base operating technical specifications) JJ
    China Metrological Standards
  • JJG(QB)54-1990
  • (Paper quadrant scale test procedures) JJ
    China Metrological Standards
  • JJF 1337-1990
  • (4πβ (PC) -γ activity in line with the benchmark operating deputy technical specifications) JJ
    China Metrological Standards
  • JJF 1302-1990
  • Operating technical norm of primary standard for communication carrier-frequency attenuation JJ
    China Metrological Standards
  • JJF 1338-1990
  • (4πβ (LS) activity reference operating technical specifications) JJ
    China Metrological Standards
  • JJG(DZ)1017-1990
  • (Electron microprobe analyzer test procedures) JJ
    China Metrological Standards
  • JJF 1307-1990
  • (0.1 ~ 50V, 5 ~ 200V pulse amplitude reference operating technical specifications) JJ
    China Metrological Standards
  • JJG(DZ)1020-1990
  • (Leveraged oedometer test procedures) JJ
    China Metrological Standards
  • JJG(DZ)1012-1990
  • (Spectrograph test procedures meters plane grating) JJ
    China Metrological Standards
  • JJG 2066-1990
  • Verification Scheme of Measuring Instruments for Large Force JJ
    China Metrological Standards
  • JJG(DZ)1015-1990
  • (Inductively coupled plasma spectrometer direct reading test procedures) JJ
    China Metrological Standards
  • JJF 1312-1990
  • (The total flux reference operating technical specifications) JJ
    China Metrological Standards
  • JJF 1202-1990
  • Operating technical norm of 0. 633μm wavelength primary standard JJ
    China Metrological Standards
  • JJF 1201-1990
  • (3. 39 micron wavelength reference operating technical specifications) JJ
    China Metrological Standards
  • JJF 1233A-1990
  • (Kg weight Vice benchmark operating technical specifications) JJ
    China Metrological Standards
  • JJF 1211-1990
  • (Flatness reference operating technical specifications) JJ
    China Metrological Standards
  • JJF 1295-1990
  • (Flux reference operating technical specifications) JJ
    China Metrological Standards
  • JJF 1288-1990
  • (40 to 15, 000 Hz AC voltage reference operating technical specifications) JJ
    China Metrological Standards
  • JJF 1311B-1990
  • Operating technical norm of secondary standard for luminous intensity JJ
    China Metrological Standards
  • JJG(DZ)1007-1990
  • (Digital ion meter verification procedures) JJ
    China Metrological Standards
  • JJF 1299-1990
  • (Coaxial power reference operating technical specifications) JJ
    China Metrological Standards
  • JJG 2057-1990
  • Verification Scheme of Plane Angle Measuring Instruments JJ
    China Metrological Standards
  • JJF 1267-1990
  • (2. 5 × 10 ~ 1 × 10 m/s impact acceleration reference operating technical specifications) JJ
    China Metrological Standards
  • JJF 1266-1990
  • (Low frequency vibration perpendicular to operate secondary standard technical specifications) JJ
    China Metrological Standards
  • JJF 1291-1990
  • (Capacitance reference operating technical specifications) JJ
    China Metrological Standards
  • JJF 1247-1990
  • (Rockwell hardness reference operating technical specifications) JJ
    China Metrological Standards
  • JJF 1281-1990
  • (Bone conduction hearing level zero baseline operating technical specifications) JJ
    China Metrological Standards
  • JJG 693-1990
  • Verification Regulation of the Detector of Combustible Gases JJ
    China Metrological Standards
  • JJG 48-1990
  • Verification Regulation of Standard Slice of Single Crystal Silicon Resistivity JJ
    China Metrological Standards
  • JJG 2047-1990
  • Verification Scheme of Measuring Instruments for Torque JJ
    China Metrological Standards
  • JJF 1360-1990
  • (40 to 15, 000 Hz alternating current reference operating technical specifications) JJ
    China Metrological Standards
  • JJF 1359-1990
  • (DC EMF baseline operating technical specifications) JJ
    China Metrological Standards
  • JJF 1344-1990
  • (2πα, 2πβ secondary standard particle emission rate operating technical specifications) JJ
    China Metrological Standards
  • JJG(CB)01-1990
  • (Lead-acid battery tester electrical performance test procedures) JJ
    China Metrological Standards
  • JJG 637-1990
  • Verification Regulation of Calibration Vibrators of High Frequency JJ
    China Metrological Standards
  • JJG(LS)2-1990
  • (Flour Packing automatically scale test procedures) JJ
    China Metrological Standards
  • JJG(QB)50-1990
  • (Paper and cardboard thickness analyzer test procedures) JJ
    China Metrological Standards
  • JJF 1340-1990
  • (4πχ (PPC) -γ activity in line with the benchmark operating technical specifications) JJ
    China Metrological Standards
  • JJG 41-1990
  • Verification Regulation of Thread Measuring Wires JJ
    China Metrological Standards
  • JJG(YD)005-1990
  • Specification for verification of XH3321A millihertz counters JJ
    China Metrological Standards
  • JJF 1345-1990
  • (γ-ray irradiation technique baseline specification) JJ
    China Metrological Standards
  • JJF 1350-1990
  • (Thermal neutron fluence rate benchmark operating technical specifications) JJ
    China Metrological Standards
  • JJF 1352-1990
  • (Tritium gas HTO radioactivity reference operating technical specifications) JJ
    China Metrological Standards

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