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  •  China "JJ" GB Standards List:
  • Standard  Code GB Standard Title Standard Class Order
  • JJG(JY)14-1992
  • (Microscope test procedures) China Metrological Standards
  • JJG 770-1992
  • Verification Regulation of Koster Interference Comparator China Metrological Standards
  • JJG 796-1992
  • Venification Regulation of RF SWR Bridge China Metrological Standards
  • JJG 772-1992
  • Electron Beam Radiation Source(for Radiation Processing) China Metrological Standards
  • JJG 793-1992
  • Verification Regulation of Standand Leak China Metrological Standards
  • JJG 765-1992
  • Verification Regulation of Flatness Standard China Metrological Standards
  • JJG 773-1992
  • Verification Regulation of After Loading γ-Radiation Source for Brachytherapy China Metrological Standards
  • JJG(QB)95-1992
  • (FL-45C type combustion analyzer test procedures) China Metrological Standards
  • JJG 791-1992
  • Verification Regulation of Calibration Set of Shock China Metrological Standards
  • JJG 780-1992
  • Verification Regulation of AC Digital Powermeter China Metrological Standards
  • JJG(QB)93-1992
  • (YWG-872-type friction tester carpet color fastness test procedures) China Metrological Standards
  • JJG(JY)03-1992
  • (Chromatography - mass - spectrometry test procedures) China Metrological Standards
  • JJG(JY)12-1992
  • (Transmission electron microscopy test procedures) China Metrological Standards
  • JJG(QB)87-1992
  • (Portable carpet thickness test procedures) China Metrological Standards
  • JJG 779-1992
  • Verification Regulation of Chcker of Speed and Milege Meter for Cars China Metrological Standards
  • JJG 776-1992
  • Venification Regulation of Microwave Radiation and Leakage Energy Measuring Instrument China Metrological Standards
  • JJG 775-1992
  • Veriflcation Regulation of Working Dosimeier for γ-ray Radiation Processing China Metrological Standards
  • JJG(JY)04-1992
  • (Solid isotope mass spectrometer test procedures) China Metrological Standards
  • JJG 777-1992
  • Venification Regulation of Selective Level Meter China Metrological Standards
  • JJG 778-1992
  • Verification Regulation of Noise Level Statistical Analyzers China Metrological Standards
  • JJG(SJ)05039-1991
  • (YY2781 type RLC table with three test procedures) China Metrological Standards
  • JJF 1029-1991
  • The Technical Norm for Development of Certified Reference Materied Used in Quantitative Analysis of Electron Microprobe China Metrological Standards
  • JJF 1023-1991
  • General Metrological Terms for Electrical Measurement China Metrological Standards
  • JJG(EJ)12-1991
  • (Standard scintillation counter liquid measuring devices with a single tube specific activity of the radioactive solution test methods) China Metrological Standards
  • JJG 718-1991
  • Verification Regulation of Mobile Detecting Meter of Temperature China Metrological Standards
  • JJG(HG)102-1991
  • (Rubber Mooney viscometer test procedures) China Metrological Standards
  • JJG(HG)101-1991
  • (Vulcanized rubber disc swing analyzer test procedures) China Metrological Standards
  • JJG 722-1991
  • Verification Regulation of Standard Digital Clock China Metrological Standards
  • JJG 247-1991
  • Verification Regulation of Incandescent Standard Lamp for Total Luminous Flux China Metrological Standards
  • JJG(SJ)07010-1991
  • Specification for verification of YH4032 model panoramic spectrum analyzers China Metrological Standards
  • JJG(SJ)12037-1991
  • (DF5990A speaker resonance frequency meter verification procedures) China Metrological Standards
  • JJG(CB)03-1991
  • (Strong field dielectric loss tester test procedures) China Metrological Standards
  • JJG 719-1991
  • Verification Regulation for Working Standard of directcurrent Electromotive force China Metrological Standards
  • JJG 723-1991
  • Verification Regulation of Time Interval Generator China Metrological Standards
  • JJG 760-1991
  • Verification Regulation of Electro Cardiac Monitor China Metrological Standards
  • JJG 730-1991
  • Verification Regulation of the Diesel Engine Peak Pressure Indicator China Metrological Standards
  • JJG 222-1991
  • Verification Regulation of Wheel Contour Gauge for Railway Locomotives and Vehicles China Metrological Standards
  • JJG 1029-1991
  • The norm for development of certified reference materied used in quantitative analysis of electron microprobe China Metrological Standards
  • JJG(SJ)04043-1991
  • (CTG-1 high-frequency C-V characteristics tester test procedures) China Metrological Standards
  • JJG 758-1991
  • Verification Regulation of Lovibond Comparable Colorimeter China Metrological Standards
  • JJG 117-1991
  • Verification Regulation of Flat Plate China Metrological Standards
  • JJG 739-1991
  • Verification Regulation of Double Frequency Laser Interferometer China Metrological Standards
  • JJG(EJ)17-1991
  • (Inspection methods for measuring the activity of a radioactive gas used in the gas proportional counting standard device) China Metrological Standards
  • JJG(EJ)8-1991
  • (With 4πβ (PPC)-γ standard device for measuring electron capture radioactive nuclide specific activity of test solution method) China Metrological Standards
  • JJG(EJ)18-1991
  • (Natural radioactivity measuring instrument calibration procedures General) China Metrological Standards
  • JJF 1022-1991
  • Technical Norm of Designation for Metrological Standard China Metrological Standards
  • JJG 22-1991
  • Verification Regulation of Internal Micrometer China Metrological Standards
  • JJF 1026-1991
  • Absorbed Dase Determination in Photon and Electron Beams China Metrological Standards
  • JJG(SY)17-1991
  • Verification Regulation of Dritling Fluid Rotary Viscosineter China Metrological Standards
  • JJG 741-1991
  • Verification Regulation of Standard Steel Tape China Metrological Standards
  • JJG 743-1991
  • Verification Regulation of Flow Cups Viscosimeter China Metrological Standards
  • JJG 746-1991
  • Verification Regulation for Ultrasonic Inspection Instruments China Metrological Standards
  • JJG 748-1991
  • Verification Regulation of Oscilloscopic Polarograph China Metrological Standards
  • JJG 752-1991
  • Verification Regulation of Activity Standard Device for Ge-γ-ray Spectrometer China Metrological Standards
  • JJG 757-1991
  • Verification Regulation for Ionometer China Metrological Standards
  • JJG(EJ)4-1991
  • (Semiconductor Telescope (working class) test procedures) China Metrological Standards
  • JJG(EJ)3-1991
  • (Flashing Telescope (working class) test procedures) China Metrological Standards
  • JJG(EJ)22-1991
  • (γ-like instrument compiled admission test procedures) China Metrological Standards
  • JJG 92-1991
  • Verification Regulation of Uniwersal Gear Tester China Metrological Standards
  • JJG(EJ)20-1991
  • (Ground γ scintillation radiometer test procedures) China Metrological Standards
  • JJG(CB)5-1991
  • (Standard hydrophone spherical wave free field testing method Reciprocity Act) China Metrological Standards
  • JJG(EJ)10-1991
  • (Standard grade germanium γ spectrometer punctate γ-ray source test methods) China Metrological Standards
  • JJG(EJ)1-1991
  • (Hydrogen proportional counter tube (working class) test procedures) China Metrological Standards
  • JJG(EJ)16-1991
  • (With grid ionization chamber standard device for measuring α planar surface emissivity source test methods) China Metrological Standards
  • JJG(EJ)15-1991
  • (Protection level β dose rate meter verification procedures) China Metrological Standards
  • JJG(EJ)14-1991
  • (Protection level X, γ dosimeter verification procedures) China Metrological Standards
  • JJG(EJ)7-1991
  • (The specific activity of test method 4Πβ-γ standard device for measuring radioactivity of the solution) China Metrological Standards
  • JJG 335-1991
  • Verification Regulation of Standard Vickers Microhardness Test Block China Metrological Standards
  • JJG 149-1991
  • Verification Regulation of Standard Superficial Rockwell Hardness Test Block China Metrological Standards
  • JJ 83-1991
  • (Concrete delivery pipe type and size JJ83-91) China Metrological Standards
  • JJG 1026-1991
  • Absorbed Dose Determination in Photon and Electron Beams China Metrological Standards
  • JJG 112-1991
  • (Metal Rockwell hardness test procedures) China Metrological Standards
  • JJG 127-1991
  • (Flat dysprosium type variable attenuator test procedures) China Metrological Standards
  • JJG 128-1991
  • (Nuclear humidity, density tester test procedures (Trial)) China Metrological Standards
  • JJG 131-1991
  • Verification Regulation of Electric Contact Mercury-in-Glass Thermometer China Metrological Standards
  • JJG 148-1991
  • Verification Regulation of Standard Vickers Hardness Test Block China Metrological Standards
  • JJG 163-1991
  • Vorification Regulation of Working Standard for Capacitance China Metrological Standards
  • JJG 218-1991
  • Verification Regulation of Working Standards for Inductance China Metrological Standards
  • JJG 221-1991
  • Verification Regulation of Wheel Checker for Railway Locomotives and Vehicles China Metrological Standards
  • JJG 1028-1991
  • Standard Methed for Using the Silver Dichromate Dosimeter to Measure γ-ray Absorbed Dose in Water China Metrological Standards
  • JJG 246-1991
  • Verification Regulation of Standard Lamp of Luminous Intensity China Metrological Standards
  • JJG 736-1991
  • Verification Regulation of Gas Laminar Flow Transducter China Metrological Standards
  • JJG 346-1991
  • Verification Regulation of Shore Hardness Tester China Metrological Standards
  • JJG 68-1991
  • Verification Regulation of Working Disappearing. Filament of Optical Pyrometer China Metrological Standards
  • JJG 71-1991
  • Verification Regulation of Standard Metallic Scale (GradeIII) China Metrological Standards
  • JJG 716-1991
  • Verification Regulation of 0~419. 527 Celsius Working Standard Platinum Resistance Thermometer China Metrological Standards
  • JJG 724-1991
  • Verification Regulation of DC Digital Ohmmeter China Metrological Standards
  • JJG 726-1991
  • Verification Regulation of Standard Inductors China Metrological Standards
  • JJG 728-1991
  • Verification Regulation of Expansion Vacuum Apparatus (Grade I) China Metrological Standards
  • JJG 729-1991
  • Verification Regulation of Dynamic Relative Vacuum Apparatus (Grade Ⅱ) China Metrological Standards
  • JJG 732-1991
  • Verification Regulation of Working Standard Lamps for Luminous Intensity China Metrological Standards
  • JJG 733-1991
  • Verification Regulation of Working Standard Lamps for Total Luminous Flux China Metrological Standards
  • JJG 735-1991
  • Verification Regulation of the Standard Dosimeter of Water Absorbed Dose for γ-Rays (Radiation Processing Level) China Metrological Standards
  • JJG 245-1991
  • Verification Regulation of Illuminometer China Metrological Standards
  • JJG(SJ)04041-1991
  • (BJ3192-based integrated operational amplifier automatic tester test procedures) China Metrological Standards
  • JJG(QB)82-1991
  • (Quartz watch calibrator test procedures) China Metrological Standards
  • JJG(QB)83-1991
  • (BMP-2 type instrument precision quartz clock calibrator test procedures) China Metrological Standards
  • JJG(QB)86-1991
  • (Watch Tester test procedures) China Metrological Standards
  • JJG(SJ)18006-1991
  • (Working with a thermocouple vacuum gauge test procedures) China Metrological Standards
  • JJG(SJ)01006-1991
  • (PO20 timing of the receiver type and frequency calibration verification procedures) China Metrological Standards

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