NRSB Approved Secondary Chambers
All chambers listed below are qualified to expose passive devices (methods AC, LS, ES, EL, AT). All chambers that have instrument models listed are qualified to calibrate those instrument models. Click on a chamber name to reveal more information.
4514 Taylorsville Road
Dayton, OH 45424
937-236-8805
Certification Number: CHM0001 & CHM003
Proficiency Test Procedure (pdf) »
Qualified to Calibrate Instrument Models
31804-femto-Tech CRM-510
31802-femto-Tech R210F Radon Monitor
31803-femto-Tech RS410F
32302-Pylon AB-5 Portable Radiation Monitor
31807-Sun Nuclear 1027
31821-Sun Nuclear 1028
31822-Sun Nuclear 1029
31806-Honeywell A9000A
KSU Radon Chamber
Attn: Alexandra Bahadori
1701B Platt Street
3002 Rathbone Hall
Manhattan, KS 66506
radonchamber@ksu.edu
ksuradonchamber.org
785-532-4976
Certification Number: CHM004
Proficiency Test Procedure (PDF)
Qualified to Calibrate Instrument Models
CR-8306 Ecosense RadonEye Pro RD200P
CR-8315 Radonova Spirit
NRSB Approved Tertiary Chambers
All chambers listed below are qualified to expose passive devices (methods AC, LS, ES, EL, AT). All chambers that have instrument models listed are qualified to calibrate those instrument models. Click on a chamber name to reveal more information.
99 Church Street
Whitinsville, MA 01588
833-906-1376
Certification Number: TRC2101
Qualified to Calibrate Instrument Model
31828 - Corentium Pro
524 Boston Road
Billerica, MA 01821
781-687-9556
Certification Number: TRC0003
Qualified to Calibrate Instrument Model
31810-DurridgeCo/Niton Rad 7
Professional Electronic Radon Detector
5716-A Industry Lane
Frederick, MD 21704
301-694-0011
Certification Number: TRC6002
5 BLIND spikes are accepted for certification renewal with your Electret Ion Chamber
Click here for instructions on Blind Spiking »
Qualified to Calibrate Instrument Model
31820 – Rad Elec Radon Scout CRM
31823 – Rad Elec Recon CRM
5599 Peachtree Road
Atlanta, GA 30341
800-295-4655
Certification Number: TRC11001
Qualified to Calibrate Instrument Model
31815 – Radalink Series 6000 Telemonitor CRM
2 Hayes Street
Elmsford, NY 10523
914-345-3380
Certification Number: TRC5001
Qualified to Calibrate Instrument Models
31817-RTCA-MR-2000-P CRM
31818-RTCA-MR-2000-S CRM
425-A Pineda Court
Melbourne, FL 32940
321-259-6862
Certification Number: TRC6001
Qualified to Calibrate Instrument Model
31807-Sun Nuclear 1027 At Ease Digital Data Logger
31821-Sun Nuclear 1028 Continuous Radon Monitor
31822-Sun Nuclear 1029 Continuous Radon Monitor
31824-Sun Nuclear 1030 Continuous Radon Monitor
31826-Sun Nuclear 1028-XP Continuous Radon Monitor