GB/T 4835.1-2012 Standard PDF file download ; GB/T 4835.1-2012 Standard english preview version download

GB Standard Code	GB/T 4835.1-2012
Standard Category	China National Standards
GB Standard English Title	Radiation protection instrumentation - Ambient and/or directional dose equivalent (rate) meters and/or monitors for beta, X and gamma radiation - Part 1: Portable workplace and environmental meters and monitors
GB Standard Chinese Title	辐射防护仪器 β、X和γ辐射周围和/或定向剂量当量（率）仪和/或监测仪第1部分：便携式工作场所和环境测量仪与监测仪
Chinese Version Price	$15 USD per 50 pages
English Translation Price	About $15 per 1 page; Inquire us for detail price

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