Radon Device

Electret Ion Chamber Policy Revision

By bbuilderdev | February 25, 2020

As of July 2019, the National Radon Safety Board has instituted a substantial change regarding renewal applications for electret ion chamber users. NRSB previously required renewal applicants to submit a repeat proficiency test upon each renewal. Now renewal applicants may opt to submit results from a recent (within the certification period) blind spiking test in…