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China JJ GB Standards Search System  

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 2056-1990 Verification Scheme for Length Measuring Instruments (Gauge Block)

    JJ-China Metrological Standards

    JJG 2057-1990 Verification Scheme of Plane Angle Measuring Instruments

    JJ-China Metrological Standards

    JJG 2058-1990 Verification Scheme of Measuring Instruments for Heat of Combustion

    JJ-China Metrological Standards

    JJG 2059-1990 Verification Scheme of the Conductometric Measuring Instruments

    JJ-China Metrological Standards

    JJG 2060-1990 Verification Scheme of pH(acidity)Measuring Instruments

    JJ-China Metrological Standards

    JJG 2061-1990 Verification Scheme of Primary Chemical Purity

    JJ-China Metrological Standards

    JJG 2062-1990 Verification Scheme of Temperature Measuring Instruments in the Range from 13.81 to 273.15K

    JJ-China Metrological Standards

    JJG 2063-1990 Verification Scheme of Water Flow Measuring Instruments

    JJ-China Metrological Standards

    JJG 2052-1990 Verification Scheme of Measuring Instruments for Magnetic Induction (Stationary Low Field)

    JJ-China Metrological Standards

    JJG 1016-1990 Rules for Drafting Norms of Pattern Evaluation of Measuring Instruments

    JJ-China Metrological Standards

    JJF 1354-1990 (The viscosity of the base operating technical specifications)

    JJ-China Metrological Standards

    JJF 1355-1990 (Humidity reference operating technical specifications)

    JJ-China Metrological Standards

    JJG 713-1990 Verification Regulation of Cyanide Meter using Direct Current Method

    JJ-China Metrological Standards

    JJG 645-1990 Verification Regulation of Ⅲ-mode Ultrasonic Flaw Detector for Rail

    JJ-China Metrological Standards

    JJF 1356-1990 (Acidity (pH) reference operating technical specifications)

    JJ-China Metrological Standards

    JJF 1357-1990 (Electrolyte conductivity benchmark operating technical specifications)

    JJ-China Metrological Standards

    JJF 1358-1990 (Reagent purity reference operating technical specifications)

    JJ-China Metrological Standards

    JJF 1359-1990 (DC EMF baseline operating technical specifications)

    JJ-China Metrological Standards

    JJF 1360-1990 (40 to 15, 000 Hz alternating current reference operating technical specifications)

    JJ-China Metrological Standards

    JJG 196-1990 Verification Regulation of General Volumetric Glass

    JJ-China Metrological Standards


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