Standards

EJ/T 20175-2018 Active

EJ/T 20175-2018 The determination of oxygen in sodium used in sodium-cooled fast neutron nuclear power reactors by volumetric method

This standard specifies the principles, reagents, instruments and equipment, experimental procedures, data processing, and precision for determining oxygen in fast reactor metal sodium.

Publish Date: 2018-01-18

EJ/T 20150.16-2018 Active

EJ/T 20150.16-2018 Checking of irradiated fuel assembly in pressurized water reactor - Part 16: Pressure measurement inside fuel rods

This section specifies the methods, equipment and instruments, operating procedures, and data processing for measuring the internal pressure of fuel rods in pressurized water reactors after irradiation. It also stipulates the sampling procedures for gas analysis samples. This section is applicable to the measurement of internal pressure in fuel rods in pressurized water reactors after irradiation, and other rod-shaped fuel elements after irradiation can be implemented in accordance with this section.

Publish Date: 2018-01-18

EJ/T 20153-2018 Active

EJ/T 20153-2018 Soil Natural Thermoluminescence Measurement Procedures

This standard specifies the purpose, general principles, sample collection, sample testing, quality requirements, data compilation and interpretation, and report preparation for natural thermoluminescence measurement of soil, as well as related technical requirements.

Publish Date: 2018-01-18

EJ/T 20155-2018 Active

EJ/T 20155-2018 The requirements for the collation of field data on in-situ sandstone uranium deposits are as follows

This standard specifies the purpose and tasks of organizing field data during the geological exploration of in-situ leachable sandstone-type uranium deposits, as well as the basic principles, and the main contents and requirements of geological, geophysical, geochemical, hydrogeological, engineering geological, environmental geological, mapping, specimen, and sample data.

Publish Date: 2018-01-18

EJ/T 20192-2018 Active

EJ/T 20192-2018 The determination of the activity concentration of radioactive metal waste 90Sr using HDEHP extraction chromatography-β counting method

This standard specifies the method for determining the activity concentration of 90Sr in radioactive metal waste using the extraction chromatography-β counting method with bis-(2-ethylhexyl) phosphate (HDEHP), including requirements for reagents and materials, instruments and equipment, experimental steps, experimental data processing, precision, and experimental reports. This standard is applicable to the analysis and determination of the activity concentration of 90Sr in radioactively contaminated carbon steel and stainless steel waste. The analysis and determination of the activity concentration of 90Sr in other radioactive metal waste can be carried out with reference to this standard.

Publish Date: 2018-01-18

EJ/T 20187-2018 Active

EJ/T 20187-2018 Low-level organic waste liquid alpha activity concentration determination using thick source alpha counting method

This standard specifies the method for determining the total alpha activity concentration in low-level radioactive organic waste solutions by the thick-source alpha counting method, including requirements for reagents, instruments and equipment, experimental steps, data processing, and precision. This standard is applicable to the analysis and determination of the total alpha activity concentration in low-level TBP/OK organic waste solutions.

Publish Date: 2018-01-18

EJ/T 1054-2018 Active

EJ/T 1054-2018 The physical protection requirements for nuclear materials and facilities in terms of nuclear security

This standard specifies the physical protection requirements for nuclear materials and nuclear facilities.

Publish Date: 2018-01-18

EJ/T 20166-2018 Active

EJ/T 20166-2018 Determination of Carbon and Sulfur in Uranium Trioxide Powder After Processing - High Frequency Combustion Infrared Absorption Method

This standard specifies the analytical detection methods for carbon and sulfur in post-processed uranium trioxide powder, including the method principle, reagents and materials, instruments and equipment, test steps, test data processing, and precision, etc.

Publish Date: 2018-01-18

EJ/T 20152-2018 Active

EJ/T 20152-2018 Thorium-potassium interference resolution protocol

This standard specifies the field sampling of thorium and potassium samples, sample analysis and testing, quality requirements, thorium-uranium and potassium-uranium equivalent coefficients, and the correction of thorium and potassium interference in uranium content in ore layers, among other things.

Publish Date: 2018-01-18

EJ/T 20199-2018 Active

EJ/T 20199-2018 Integrated Management System Requirements for the Physical Protection of Nuclear Materials and Facilities

The standard specifies the technical requirements for the integrated management system of physical protection of nuclear materials and nuclear facilities, including its system composition, overall design, functional design, interfaces, system indicators, and system testing.

Publish Date: 2018-01-18

EJ/T 20165-2018 Active

EJ/T 20165-2018 EJ/T 20165-2018 Determination of Fluorine, Chlorine, and Bromine in Uranium Trioxide Powder after Processing: High-temperature Hydrolysis-ion Chromatography Method

This standard specifies the analytical detection methods for fluorine, chlorine, and bromine in post-processed uranium trioxide powder, including the method principle, reagents and materials, instrumentation and equipment, experimental steps, experimental data processing, and precision, etc.

Publish Date: 2018-01-18

EJ/T 1162-2018 Active

EJ/T 1162-2018 Ground-immersed sandstone type uranium ore geophysical logging specifications

This standard specifies the objectives and tasks of geophysical logging for in-situ leaching sandstone-type uranium mines, as well as the general principles, logging design, instrumentation and equipment, logging preparation, measurement techniques, evaluation of the quality of raw data, data processing and interpretation, data submission, and safety and protection requirements in these aspects.

Publish Date: 2018-01-18