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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, Purchase services.
  •  China "JJ" GB Standards List:
  • Standard  Code GB Standard Title Standard Class Order
    JJG(HG)107-1991 (Rubber parallel plate (William type) plastic meter verification procedures)

    JJ-China Metrological Standards

    JJG(HG)108-1991 (Rubber compression stress relaxation instrument test procedures)

    JJ-China Metrological Standards

    JJG(HG)201-1991 (Gas chromatograph test procedures)

    JJ-China Metrological Standards

    JJG(QB)75-1991 (0.05 to 1 mm thin gauge block verification procedures)

    JJ-China Metrological Standards

    JJF 1295-1990 (Flux reference operating technical specifications)

    JJ-China Metrological Standards

    JJF 1289-1990 (40 ~ 15000 Hz AC power reference operating technical specifications)

    JJ-China Metrological Standards

    JJF 1290-1990 (AC power to operate temporary benchmark specification)

    JJ-China Metrological Standards

    JJF 1291-1990 (Capacitance reference operating technical specifications)

    JJ-China Metrological Standards

    JJF 1292-1990 (Inductance reference operating technical specifications)

    JJ-China Metrological Standards

    JJF 1293-1990 O. T. N. for Primary Standard of Dissipation Factor of Capacitor (explanation)

    JJ-China Metrological Standards

    JJF 1294-1990 (Magnetization 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 1296-1990 (10 to 3000 MHz operating voltage reference specification)

    JJ-China Metrological Standards

    JJF 1297-1990 (0.03 to 1 MHz Voltage reference operating technical specifications)

    JJ-China Metrological Standards

    JJF 1298-1990 (3cm power reference operating technical specifications)

    JJ-China Metrological Standards

    JJF 1299-1990 (Coaxial power reference operating technical specifications)

    JJ-China Metrological Standards

    JJF 1300-1990 (3cm, 5cm attenuation reference operating technical specifications)

    JJ-China Metrological Standards

    JJF 1301-1990 (As of 30 MHz reference operating attenuation specification)

    JJ-China Metrological Standards

    JJF 1302-1990 Operating technical norm of primary standard for communication carrier-frequency attenuation

    JJ-China Metrological Standards

    JJF 1303-1990 (2cm, 3cm, 5cm phase shift reference operating technical specifications)

    JJ-China Metrological Standards


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