HJ 1127-2020 (English Version) PDF

Scope: This standard specifies the measurement technology of gamma nuclides in environmental samples in emergency situations of nuclear and radiation accidents. This standard is applicable to emergency monitoring, using laboratory high-purity germanium γ spectrometer to measure γ nuclides in environmental media. Other measurement methods can also refer to this standard.

HJ 1127-2020 Referenced Document

GB/T 11713 General analytical methods of high-purity germanium gamma spectrometer
GB/T 11743 Determination of radionuclides in soil by gamma spectrometry
GB/T 16140 Determination of radionuclides in water by gamma spectrometry
GB/T 16145 Gamma-ray spectrometry method for the determination of radionuclides in environmental and biological samples*， 2022-12-30 Update
GB/T 17680.10 Criteria for emergency planning and preparedness of nuclear power plant criteria for emergency radiological field monitoring,sampling and analysis conducted by nuclear power plant operating organizations
WS/T 184 Gamma spectroscopy analysis method of radionuclides in air (replacing WS/T 184-1999)

2020 HJ 1127-2020 Technical specification for gamma nuclide measurement of environmental samples in emergency monitoring