Returning Your Dosimeter to the Lab

Thank you for taking the time to complete a long-term radon test. You’ve made an important investment in the health of your home, yourself, and your loved ones. Ensuring your dosimeter reaches the lab safely is the final and most crucial step to receiving your results.

👉 Be sure to submit your testing information through the ONLINE PORTAL.

This is the only way your test will be registered and your results processed.

If you have your pre-addressed return envelope bring it to Canada Post for shipment.

🚫 Do not use stamps. This can result in lost or undeliverable packages, and there will be no way to confirm delivery.

✅ We recommend choosing a tracked shipping option for peace of mind. You’ve taken the time to run a long-term test and made an important investment in your health. Tracking the return ensures your device reaches the lab safely and your results are processed without delay.

If you’ve lost your return envelope:

No worries. Just follow these steps:

Simply click the "form-formulaire" button below to print the required customs declaration form. Place your dosimeter in a secure envelope, bring it along with the printed form to Canada Post, and use a tracked shipping service to ensure your package arrives safely.

Ship to:

AccuStar Labs 2 Saber Way Ward Hill (Haverhill), MA, 01835-8000 USA 1-888-480-8812 Use this customs declaration: Radon test – return for analysis – HSCode: 9030.10 – Made in USA