2025-12-17 10.9.52.83
Code of China Chinese Classification Professional Classification ICS Classification Latest Value-added Services

Code of China
Professional Standard List: Metering

JJF 2298-2025 Calibration Specification for Biological Safety Parameters of Negative Pressure Isolation Chambers 
  Issued on: 2025-09-08   Translation Price(USD): 585.0
JJF 2299-2025 Calibration Specification for Particle Filtering Efficiency Testers of Masks 
  Issued on: 2025-09-08   Translation Price(USD): 585.0
JJF 2300-2025 Calibration Specification for Mask Bacterial Filtration Efficiency Detectors 
  Issued on: 2025-09-08   Translation Price(USD): 345.0
JJF 2301-2025 Calibration Specification for Isothermal Amplification Nucleic Acid Analyzers 
  Issued on: 2025-09-08   Translation Price(USD): 255.0
JJF 2302-2025 Calibration Specification for Time-resolved Fluorescence Immunoassay Analyzers 
  Issued on: 2025-09-08   Translation Price(USD): 315.0
JJF 2303-2025 Calibration Specification for Freezing Dryers 
  Issued on: 2025-09-08   Translation Price(USD): 255.0
JJF 2304-2025 Calibration Specification for Bioaerosol Samplers 
  Issued on: 2025-09-08   Translation Price(USD): 315.0
JJF 2305-2025 Calibration Specification for Biosafety Cabinet Quality Testers 
  Issued on: 2025-09-08   Translation Price(USD): 555.0
JJF 2306-2025 Calibration Specification for Micro-electromechanical Systems(MEMS) Inertial Shock Switches 
  Issued on: 2025-09-08   Translation Price(USD): 345.0
JJF 2307-2025 Technical Requirements for Production of Microbial Count Reference Materials 
  Issued on: 2025-09-08   Translation Price(USD): 270.0
JJF 2308-2025 General Requirements for Laboratory Biosafety of Pathogenic Microorganisms in Reference Material Production 
  Issued on: 2025-09-08   Translation Price(USD): 420.0
JJF 2309-2025 The Rules for the Examination of the Carbon Measuring in Key Emitting Entity of Greenhouse Gas Emissions 
  Issued on: 2025-09-08   Translation Price(USD): 1095.0
JJF 2310-2025 Calibration Specification for Temperature and Humidity Alarms 
  Issued on: 2025-09-08   Translation Price(USD): 345.0
JJF 2311-2025 Calibration Specification for Weighing Precipitation Sensors 
  Issued on: 2025-09-08   Translation Price(USD): 420.0
JJF 2312-2025 Calibration Specification for Frequency Domain Reflection Automatic Soil Moisture Meters 
  Issued on: 2025-09-08   Translation Price(USD): 420.0
JJF 2313-2025 Calibration Specification for Multi Parameters In-situ Laser Particle Size Analyzers 
  Issued on: 2025-09-08   Translation Price(USD): 585.0
JJF 2314-2025 Calibration Specification for GNSS Satellite Navigation Signal Transponders 
  Issued on: 2025-09-08   Translation Price(USD): 375.0
JJF 2315-2025 Calibration Specification for Photoelectric Solar Irradiance Testers 
  Issued on: 2025-09-08   Translation Price(USD): 345.0
JJF 2316-2025 Calibration Specification for Photovoltaic Standard Plates of Reflectance 
  Issued on: 2025-09-08   Translation Price(USD): 420.0
JJF 2317-2025 Calibration Specification for Irradiance Humidity Temperature Test Chambers 
  Issued on: 2025-09-08   Translation Price(USD): 660.0
About Us   |    Contact Us   |    Terms of Service   |    Privacy   |    Cancellation & Refund Policy   |    Payment
Tel: +86-10-8572 5655 | Fax: +86-10-8581 9515 Email: coc@codeofchina.com | Send me a messageQQ: 672269886
Copyright: Beijing COC Tech Co., Ltd. 2008-2040