Standard No.:	GB/T 12128.2-1999
English Name:	Reference sources for the calibration of surface contamination monitors--Part 2:Electrons of energy less than 0.15MeV and photons of energy less than 1.5MeV
Chinese Name:	用于校准表面污染监测仪的参考源 第二部分：能量低于0.15MeV 的电子和能量低于1.5MeV 的光子
Chinese Classification:	F74    Radiation protection detection and evaluation
Professional Classification:	GB    National Standard
Source Content Issued by:	State Quality and Technology Supervision Bureau
Issued on:	1999-01-02
Implemented on:	2000-8-1
Status:	valid
Target Language:	English
File Format:	PDF
Word Count:	4000 words
Translation Price(USD):	120.0
Delivery:	via email in 1~3 business day

本标准规定了用于校准放射性表面污染监测仪的低能β和γ参考源的核素、结构形式、特性及技术要求。本标准适用于校准表面污染监测仪的能量低于015MeV的β粒子和能量低于1.5MeV的光子的参考源(除3H以外)。所涉及的参考源主要用于校准可测量具有电子俘获或同质异能跃迁衰变核素的表面污染监测仪的仪器效率。