2024-12-22 3.21.246.44
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Code of China
Chinese National Standard List: Physics and Mechanics

QJ A 1293-1998 QJ A 1293-1998 Parameter Symbols of Aerodynamics  
  Issued on:   Price(USD): 300.0
GB/T 44076-2024 Nanotechnologies—Test methods for measurement of electrical properties of carbon nanotubes 
  Issued on: 2024-05-28   Price(USD): 360.0
GB/T 44075-2024 Nanotechnology—Determination of the uniformity of SERS solid substrate—Raman mapping analysis 
  Issued on: 2024-05-28   Price(USD): 285.0
GB/T 43845-2024 A weak static magnetic field imaging method based on scanning nitrogen-vacancy probe 
  Issued on: 2024-4-25   Price(USD): 255.0
GB/T 43845-2024E A weak static magnetic field imaging method based on scanning nitrogen-vacancy probe 
  Issued on: 2024-04-25   Price(USD):
GB/T 43682-2024 Nanotechnology—Measurement methods for carrier mobility and sheet resistance of graphene films of sub-nanometer thickness 
  Issued on: 2024-3-15   Price(USD): 315.0
GB/T 30544.12-2023 Nanotechnologies—Vocabulary—Part 12: Quantum phenomena in nanotechnology  
  Issued on: 2023-05-23   Price(USD): 255.0
GB/T 42106-2022 Nanotechnology—Fabrication of three dimensional nanostructures and devices—A strain method induced by ion beam irradiation 
  Issued on: 2022-12-30   Price(USD): 135.0
GA/T 1727-2020 Calibration specifications for speedmeter of photoelectric screen target 
  Issued on: 2020-05-13   Price(USD): 315.0
GB/T 30113.1-2013 Optical Measurement Methods on Flow Field in Microgravity Fluid Physics - Part 1: Shadowgraph and Schlieren 
  Issued on: 2013-12-17   Price(USD): 210.0
GB/T 17754-2012 Tribology terminology 
  Issued on: 2012-12-31   Price(USD): 810.0
GB/T 25898-2010 Instrumented nanoindentation test-Indentation hardness and modulus of thin film 
  Issued on: 2011-01-10   Price(USD): 255.0
GB/T 22458-2008 General rules of instrumented nanoindentation test 
  Issued on: 2008-10-29   Price(USD): 450.0
GB/T 18022-2000 Acoustics - Methods for measuring the longitudinal sound speed and attenuation coefficient of rubbers and plastics in the frequency range 1 MHz to 10 MHz 
  Issued on: 2000-3-1   Price(USD): 150.0
GB/T 4854.7-1999 Acoustics-Reference zero for the calibration of audiometric equipment-Part 7：Reference threshold of hearing under free-field and diffuse-field listening conditions 
  Issued on: 1999-03-08   Price(USD): 190.0
GB/T 4854.4-1999 Acoustics-Reference zero for the calibration of audiometric equipment-Part 4：Reference levels for narrow-band masking noise 
  Issued on: 1999-03-08   Price(USD): 100.0
GB/T 17696-1999 Acoustics--Audiometric test methods--Part 3：Speech audiometry 
  Issued on: 1999-03-08   Price(USD): 220.0
GB/T 4854.1-1999 Acoustics--Reference zero for the calibration of audiometric equipment--Part 1: Reference equivalent threshold sound pressure levels for pure tones and supra-aural earphones 
  Issued on: 1999-03-08   Price(USD): 150.0
GB/T 17754-1999 Tribology terminology 
  Issued on: 1999-5-1   Price(USD): 1270.0
QJ 1293A-1998 Parameter Symbol of Aerodynamics  
  Issued on: 1998-02-06   Price(USD): 330.0
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