2025-12-17 10.9.52.83
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Code of China
Professional Standard List: Metering

JJF 2272-2025 Method for Online Calibration of Structural Monitoring Systems for Bridges and Tunnels 
  Issued on: 2025-06-11   Translation Price(USD): 420.0
JJG 1052-2025 Verification Regulation of Loop Resistance Testers 
  Issued on: 2025-6-11   Translation Price(USD): 345.0
JJG 1209-2025 Verification Regulation of A.C.Resistors 
  Issued on: 2025-06-11   Translation Price(USD): 420.0
JJF 2268-2025 Retroreflection Metrology Terms and Definitions 
  Issued on: 2025-06-11   Translation Price(USD): 420.0
JJG 1205-2025 Verification Regulation of DC Resistance Meters 
  Issued on: 2025-06-11   Translation Price(USD): 420.0
JJG 264-2025 Verification Regulation of Cereals-instruments for Measuring the Bulk Density 
  Issued on: 2025-06-11   Translation Price(USD): 345.0
JJF 2271-2025 Calibration Specification for Metallic Stress Relaxation Testing Machines 
  Issued on: 2025-06-11   Translation Price(USD): 345.0
JJF 2259-2025 Calibration Specification for Magnetometer Verification Equipment 
  Issued on: 2025-06-11   Translation Price(USD): 495.0
JJG 667-2025 Verification Regulation of Liquid Positive Displacement Flowmeters 
  Issued on: 2025-06-11   Translation Price(USD): 420.0
JJF 2269-2025 Calibration Specification for Retroreflection Measurement Standard Systems 
  Issued on: 2025-06-11   Translation Price(USD): 495.0
JJF 2249-2025 Program of Pattern Evaluation for Thermal Gas Meters(for Trial Implementation) 
  Issued on: 2025-06-11   Translation Price(USD): 945.0
JJF 1482-2025 Program of Pattern Evaluation of Opacimeters 
  Issued on: 2025-06-11   Translation Price(USD): 630.0
JJF 2252-2025 Calibration Specification for Eddy Current Metal Flaw Detectors of Motor Vehicle Test 
  Issued on: 2025-06-11   Translation Price(USD): 270.0
JJF 2248-2025 Program of Pattern Evaluation of Liquid Positive Displacement Flowmeters 
  Issued on: 2025-06-11   Translation Price(USD): 945.0
JJG 1207-2025 Verification Regulation of Vehicular Standard Velocimeters for Field Tests 
  Issued on: 2025-06-11   Translation Price(USD): 270.0
JJF(津)66-2022  
  Issued on: 2022-01-25   Translation Price(USD):
JJG(津)02-2011 DC regulated constant voltage constant current power supply 
  Issued on: 2011-06-30   Translation Price(USD):
JJG 690-1990  
  Issued on:   Translation Price(USD):
JJF 2224-2025 Calibration Specification for High Range Ambient Dose Equivalent(Rate) Portable Meters for Photon Radiations 
  Issued on: 2025-03-27   Translation Price(USD): 315.0
JJF 2225-2025 Calibration Specification for High Insulation Resistance Meters 
  Issued on: 2025-03-27   Translation Price(USD): 375.0
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