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kept in long-term storage or exhibition (more than one per year) in indoor environments of museums
joins and assemblages whole suit requirements
this instrument provides a sample carrousel for both solids and liquids
used in conjunction with precast concrete beams in compliance with EN 15037‑1
Measurement of radioactivity in the environment. Air: radon-222 - Spot measurement methods of the activity concentration has-hardcopy kept in long-term storage or1 Scope This document describes radon 222 spot measurement methods. It gives indications for carrying out spot measurements, at the scale of a few minutes at a given place, of the radon activity concentration in open and confined atmospheres. This measurement method is intended for rapid assessment of the radon activity concentration in the air. The result cannot be extrapolated to an annual estimate of the radon activity concentration. This type of
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