Spike Test Costs
1. Passive devices requiring 48 hour exposure: $30.00/device
(i.e. open-faced charcoal devices, 48-hour E-Perms, other passive devices requiring 48 hour exposure)
a. Devices will be exposed for 48 hours at a constant radon in chamber.
b. Customer pays for shipping to/and from* chamber
c. Cost includes spiking report
*Prices will increase 1/1/2025 to $35.00/device
2. Passive devices requiring 49 hours - 7 days exposure: $30.00/device
(i.e. diffusion-barrier charcoal devices, 7-day E-Perms, other passive devices requiring 49 hours up to and including 7 days exposure):
a. Device exposed no less than 49 hours and no more than 7 days in chamber at a constant radon concentration.
b. Customer pays for shipping to/and from* chamber
c. Cost includes spiking report
*Prices will increase 1/1/2025 to $40.00/device
3. Long-term passive or active devices requiring more than 7 days exposure: PLEASE CONTACT radonchamber@ksu.edu for pricing information.
(i.e. Alpha-Track Detectors, Long-term E-Perms, other long-term passive or active devices requiring more than 7 days exposure):
a. Devices will be exposed for a minimum of 14 days (364 pCi/L days) at a constant radon concentration.
b. Customer pays for shipping to/and from* chamber
c. Cost includes spiking report
*Beginning 1/1/2025 14-day spikes will be $50.00/device. Please contact the KSU Radon Chamber for exposures lasting greater than 14 days.