Standard No.:	GB/T 12162.1-2025
English Name:	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
Chinese Name:	用于校准剂量仪和剂量率仪及确定其能量响应的X和γ参考辐射 第1部分：辐射特性及产生方法
Chinese Classification:	F85    Nuclear instrument for exploration mining and technological detection
Professional Classification:	GB    National Standard
Source Content Issued by:	SAMR, SAC
Issued on:	2025-10-31
Implemented on:	2026-5-1
Status:	to be valid
Superseding:	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 a
Target Language:	English
File Format:	PDF
Word Count:	24500 words
Translation Price(USD):	735.0
Delivery:	via email in 1~8 business day

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。