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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 1301-1990
  • (As of 30 MHz reference operating attenuation specification) JJ
    China Metrological Standards
  • JJG 672-1990
  • (Isothermal oxygen bomb calorimeter test procedures) JJ
    China Metrological Standards
  • JJF 1313A-1990
  • (The total flux secondary standard operating technical specifications) JJ
    China Metrological Standards
  • JJF 1342-1990
  • (Low background 4πα, 4πβ activity reference operating technical specifications) JJ
    China Metrological Standards
  • JJG 662-1990
  • Verification Regulation of Thermo-Magnetic Oxygen Analyzers JJ
    China Metrological Standards
  • JJF 1341-1990
  • (4πβ (PPC) -γ activity in line with the benchmark operating deputy technical specifications) JJ
    China Metrological Standards
  • JJG 707-1990
  • Verification Regulation of Wrench for Measurement of Torque JJ
    China Metrological Standards
  • JJF 1343-1990
  • (2πα, 2πβ particle reflectance reference operating technical specifications) JJ
    China Metrological Standards
  • JJG 665-1990
  • Verification Regulation of Ultrasonic Power Meter for Milliwatt Level JJ
    China Metrological Standards
  • JJF 1313B-1990
  • (The total flux secondary standard operating technical specifications) JJ
    China Metrological Standards
  • JJF 1332-1990
  • (The laser energy secondary standard operating technical specifications) JJ
    China Metrological Standards
  • JJF 1335-1990
  • Operating Technical Norm of Secondary Standard for Spectral Reflectance in the Range of 800~2000 nm JJ
    China Metrological Standards
  • JJF 1333-1990
  • (500 ~ 1000K whole irradiation reference operating technical specifications) JJ
    China Metrological Standards
  • JJG 711-1990
  • Verification Regulation of Weirs and Flumes for Flow Measurement JJ
    China Metrological Standards
  • JJG 704-1990
  • Verification Regulation of Welding Measuring Rulers JJ
    China Metrological Standards
  • JJG 670-1990
  • Verification Regulation of Tape for Measuring Circumference and Diameter of Flexible Part JJ
    China Metrological Standards
  • JJG 676-1990
  • Verification regulation of working measuring vibration instruments JJ
    China Metrological Standards
  • JJG 691-1990
  • Verification Regulation of Multilate Alternating-Current Watt-hour Meters JJ
    China Metrological Standards
  • JJG 697-1990
  • Verification Regulation of Specular Gloss Plates JJ
    China Metrological Standards
  • JJF 1353-1990
  • (Combustion heat benchmark operating technical specifications) JJ
    China Metrological Standards
  • JJF 1351-1990
  • (14. 8MeV neutron absorbed dose baseline operating technical specifications) JJ
    China Metrological Standards
  • JJG 658-1990
  • Verification Regulation of Instruments for Measuring the Moisture Content of Grain with Baking Method JJ
    China Metrological Standards
  • JJG 694-1990
  • Atomic Absorption Spectrophotometer JJ
    China Metrological Standards
  • JJG 692-1990
  • Verification regulation of non-invasive automated sphygmomanometers JJ
    China Metrological Standards
  • JJG 686-1990
  • Verification Regulation of Hot Meter JJ
    China Metrological Standards
  • JJG 680-1990
  • Verification Regulation of Measuring Apparatus for Dust Contentin Stack JJ
    China Metrological Standards
  • JJG 677-1990
  • Verification regulation of interference type methane measuring device JJ
    China Metrological Standards
  • JJG 682-1990
  • Verification Regulation of Double Beam UV-VIS Spectrophotometers JJ
    China Metrological Standards
  • JJF 1347A-1990
  • ((10 ~ 50kV) X-ray dose to secondary standard operating technical specifications) JJ
    China Metrological Standards
  • CJJ 36-1990
  • Technical code of urban road maintenance JJ
    China Urban Construction industry Standards
  • JJF 1229-1990
  • (1 × 10 ~ 1 Pa vacuum reference operating technical specifications) JJ
    China Metrological Standards
  • JJF 1230-1990
  • (200 ~ 2500 MPa vacuum reference operating technical specifications) JJ
    China Metrological Standards
  • JJF 1231-1990
  • (Kg weight benchmark operating technical specifications) JJ
    China Metrological Standards
  • CJJ 1-1990
  • Standard for quality test and estimation of municipal road engineerings JJ
    China Urban Construction industry Standards
  • JJF 1228-1990
  • (Gas flow 30 to the reference operating Technical Specification 120 m3/h) JJ
    China Metrological Standards
  • JJF 1233B-1990
  • (Kg weight Vice benchmark operating technical specifications) JJ
    China Metrological Standards
  • JJF 1318-1990
  • (Brightness secondary standard operating technical specifications) JJ
    China Metrological Standards
  • JJF 1236-1990
  • (1 × 10 Cattle benchmark dynamometer operation Technical Specifications) JJ
    China Metrological Standards
  • JJG 2070-1990
  • Verification Scheme of 200~2500MPa Pressure Measuring Instruments JJ
    China Metrological Standards
  • JJG 689-1990
  • UV-VIS-NIR Spectrophotometer JJ
    China Metrological Standards
  • JJF 1316-1990
  • (10 to 10 lux low light photometric reference operating technical specifications) JJ
    China Metrological Standards
  • JJG(YD)006-1990
  • Specification for verification of white noise testing equipment JJ
    China Metrological Standards
  • JJF 1208-1990
  • (Multi-tooth indexing table reference operating technical specifications) JJ
    China Metrological Standards
  • JJG 650-1990
  • (Belt scale trial test procedures) JJ
    China Metrological Standards
  • JJG 648-1990
  • (Chinese Industry Standard) JJ
    China Metrological Standards
  • JJF 1317-1990
  • (Brightness reference operating technical specifications) JJ
    China Metrological Standards
  • CJJ 38-1990
  • Standard for quality test and estimation of urban heat-supply network engineerings JJ
    China Urban Construction industry Standards
  • CJJ 37-1990
  • Code for design of municipal road JJ
    China Urban Construction industry Standards
  • JJG 643-1990
  • (Chinese Industry Standard) JJ
    China Metrological Standards
  • JJG 66-1990
  • Verification Regulation of RF Capacitive Loss Standard Set JJ
    China Metrological Standards
  • JJG 639-1990
  • (Chinese Industry Standard) JJ
    China Metrological Standards
  • JJG 635-1990
  • Regulation of verification for carbon monooxide and carbon dioxide infrared gas analyzer JJ
    China Metrological Standards
  • JJG 59-1990
  • Standard Piston Gauge (Grade II, III) JJ
    China Metrological Standards
  • JJG 47-1990
  • Verification Regulation of Wow Flutter Meter JJ
    China Metrological Standards
  • JJF 1205-1990
  • (0.640 micron wavelength reference operating technical specifications) JJ
    China Metrological Standards
  • JJF 1222-1990
  • Operating Technical Norm of Tempera-ture Primary Standard in the Range from 1337 to 2273 K JJ
    China Metrological Standards
  • JJF 1247-1990
  • (Rockwell hardness reference operating technical specifications) JJ
    China Metrological Standards
  • JJF 1227-1990
  • (Gas flow benchmark operating technical specifications of 3 to 30 m3/h) JJ
    China Metrological Standards
  • JJF 1210-1990
  • (Surface roughness reference operating technical specifications) JJ
    China Metrological Standards
  • JJG(JT)001-1990
  • (Ships oil tank capacity test procedures) JJ
    China Metrological Standards
  • JJF 1215-1990
  • Operating technical norm of temperature primary standard in the range from 13. 81 to 273. 15 K JJ
    China Metrological Standards
  • JJG 705-1990
  • (Laboratory liquid chromatography) JJ
    China Metrological Standards
  • JJF 1217-1990
  • Operating technical norm of temperature secondary standard in the range 90. 188 to 273. 15 K JJ
    China Metrological Standards
  • JJF 1218-1990
  • (273. 15 ~ 903. 89K reference operating temperature specification) JJ
    China Metrological Standards
  • JJF 1219-1990
  • (273. 15 ~ 903. 89K secondary standard operating temperature specification) JJ
    China Metrological Standards
  • JJF 1221-1990
  • (903. 89 ~ 1337. 58K secondary standard operating temperature specification) JJ
    China Metrological Standards
  • JJF 1206-1990
  • (Kr Wavelength secondary standard operating technical specifications) JJ
    China Metrological Standards
  • JJF 1223-1990
  • (From 0. 1 to 10 MPa pressure reference operating technical specifications) JJ
    China Metrological Standards
  • JJF 1224-1990
  • (0 to 2500 Pa pressure reference operating technical specifications) JJ
    China Metrological Standards
  • JJF 1226-1990
  • (Technical Specification reference operating gas flow from 0. 3 to 3 cubic meters/time) JJ
    China Metrological Standards
  • JJF 1237-1990
  • (3 × 10 Cattle secondary standard dynamometer operation Technical Specifications) JJ
    China Metrological Standards
  • JJF 1321-1990
  • Operating Technical Norm of Primary Standard for Spectral Radiance and Irradiance in the Range of 250~2500 nm JJ
    China Metrological Standards
  • CJJ 35-1990
  • Code for construction and acceptance of road base of steel slag-lime stabilized materials JJ
    China Urban Construction industry Standards
  • JJG 2048-1990
  • Verification Scheme of Measuring Instruments for 500~1000K Irradiance Scale JJ
    China Metrological Standards
  • CJJ 2-1990
  • Standard for quality test and estimation of municipal bridge engineerings JJ
    China Urban Construction industry Standards
  • JJF 1264-1990
  • (Low-level operation of the technical specifications to vibration secondary standard) JJ
    China Metrological Standards
  • JJG 179-1990
  • Verification Regulation of Filter Photoelectric Colorimeter JJ
    China Metrological Standards
  • JJG 198-1990
  • (Chinese Industry Standard) JJ
    China Metrological Standards
  • JJG 2045-1990
  • Verification Scheme of Measuring Instruments for Force (≤1MN) JJ
    China Metrological Standards
  • JJF 1295-1990
  • (Flux reference operating technical specifications) JJ
    China Metrological Standards
  • JJF 1322A-1990
  • Operating Technical Norm of Secondary Standard for Spectral Radiance in the Range of 250~2500 nm JJ
    China Metrological Standards
  • JJF 1310-1990
  • (Photometric reference operating technical specifications) JJ
    China Metrological Standards
  • JJG 2046-1990
  • Measuring Instruments for Humidity JJ
    China Metrological Standards
  • JJF 1293-1990
  • O. T. N. for Primary Standard of Dissipation Factor of Capacitor (explanation) JJ
    China Metrological Standards
  • JJF 1256-1990
  • (160 to 900 ml capacity reference operating technical specifications) JJ
    China Metrological Standards
  • JJF 1327-1990
  • (0.1 to 30 watts of laser power reference operating technical specifications) JJ
    China Metrological Standards
  • JJF 1314-1990
  • (Illuminance reference operating technical specifications) JJ
    China Metrological Standards
  • CJJ 34-1990
  • (Heating network design specifications) JJ
    China Urban Construction industry Standards
  • JJG 2073-1990
  • Verification Scheme of Measuring Instruments for Dissipation Factor JJ
    China Metrological Standards
  • JJG 114-1990
  • (Chinese Industry Standard) JJ
    China Metrological Standards
  • JJF 1354-1990
  • (The viscosity of the base operating technical specifications) JJ
    China Metrological Standards
  • JJF 1311A-1990
  • (Luminosity secondary standard operating technical specifications) JJ
    China Metrological Standards
  • JJF 1309-1990
  • (Atomic time scale reference operating technical specifications) JJ
    China Metrological Standards
  • JJF 1271-1990
  • (Electro-acoustic free-field sound pressure reference operating technical specifications) JJ
    China Metrological Standards
  • JJF 1252-1990
  • (The hardness of the base operating microscope technical specifications) JJ
    China Metrological Standards
  • JJF 1312-1990
  • (The total flux reference operating technical specifications) JJ
    China Metrological Standards
  • JJF 1325-1990
  • (Exposure baseline operating technical specifications) JJ
    China Metrological Standards
  • JJF 1297-1990
  • (0.03 to 1 MHz Voltage reference operating technical specifications) JJ
    China Metrological Standards
  • CJJ 3-1990
  • Standand for quality test and estimation of municipal sewerage engineerings JJ
    China Urban Construction industry Standards
  • JJF 1323-1990
  • (Chroma reference operating technical specifications) JJ
    China Metrological Standards

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