GB/T 12162.1-2025 Active National standards

GB/T 12162.1-2025 X and gamma reference radiation for calibrating dosemeters and doserate meters and for determining their response as a function of photon energy—Part 1:Radiation characteristics and production methods

GB/T 12162.1-2025 X and gamma reference radiation for calibrating dosemeters and doserate meters and for determining their response as a function of photon energy—Part 1:Radiation characteristics and production methods

Publish Date: 2025-10-31 Implement Date: 2026-05-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: GB/T 12162.1-2025

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: Exploration, mining, and process monitoring nuclear instruments

ICS Name: Radiation measurement

Publish Date: 2025-10-31

Implement Date: 2026-05-01

Publisher: 国家市场监督管理总局、国家标准化管理委员会

Technical Committee: 全国核能标准化技术委员会(SAC/TC 58)

Pages: 52 pages

Scope

本文件描述了用于根据运行实用量校准防护水平剂量仪和剂量率仪X和γ参考辐射的辐射特性和产生方法。
本文件适用于空气比释动能率不小于1 μGy·h-1的参考辐射场。
本文件不适用于需要对（天然）本底辐射进行特殊考虑，低于此下限的空气比释动能率。
第4章～第6章规定的辐射质，有充分的公开信息来规定匹配或表征参考场，以实现对于与体模相关运行实用量约为6%～10%扩展不确定度（k=2）的目标。附录A～附录C中描述的X射线辐射场未被指定为参考X辐射场。

Development Information

Drafting Units:

中国原子能科学研究院、中国计量科学研究院、核工业标准化研究所

Drafting Persons:

魏可新、宋明哲、李德红、杭仲斌、滕忠斌、刘川凤、黎庆然、梁永涛、靳立强

Word Count: 82 Thousand words Pages: 52 pages

Same series standard

GB/T 12162.2-2025 X and gamma reference radiation for calibrating dosemeters and doserate meters and for determining their response as a function of photon energy—Part 2:Dosimetry for radiation protection over the energy ranges from 8 keV to 1.3 MeV and 4 MeV to 9 MeV GB/T 12162.3-2025 X and gamma reference radiation for calibrating dosemeters and doserate meters and for determining their response as a function of photon energy—Part 3:Calibration of area and personal dosemeters and the measurement of their response as a function of energy and angle of incidence

Replace the following standards

GB/T 12162.1-2000 X and gamma reference radiation for calibrating dosemeters and doserate meters and for determining their response as a function of photon energy Part 1:Radiation characteristics and production methods

Referenced Standards

GB/T 12162.2-2025 X and gamma reference radiation for calibrating dosemeters and doserate meters and for determining their response as a function of photon energy—Part 2:Dosimetry for radiation protection over the energy ranges from 8 keV to 1.3 MeV and 4 MeV to 9 MeV ISO 2919 ISO 4037-3 ISO 29661

Adopt standards

ISO 4037-1:2019

Related Standards

GB/T 4080-1983 Replaced

GB/T 4080-1983 Dimensions of test tubes for radioactivity measurements

Publish Date: 1983-12-24

GB/T 4835-1984 Replaced

GB/T 4835-1984 Portable X or gamma radiation doserate meters and monitors for use in radiation protection

Publish Date: 1984-12-27

GB/T 4861-1984 Replaced

GB/T 4861-1984 Analogue counting ratemeters characteristics and test methods

Publish Date: 1985-01-05

GB/T 5202-1985 Replaced

GB/T 5202-1985 Alpha, beta and alpha-beta surface contamination meters and monitors

Publish Date: 1985-07-18

GB/T 5964-1986 Replaced

GB/T 5964-1986 High voltage coaxial connectors used in nuclear instrumentation

Publish Date: 1986-04-03

GB/T 7165.1-1987 Replaced

GB/T 7165.1-1987 Equipment for continuously monitoring radioactivity in gaseous effluents—Part 1:General requirements

Publish Date: 1987-01-07