Directions1534 Willow Pass Road, Pittsburg, CA
Phone(925) 237-1701

Refunds are issued on unused/unsampled tests.

Refund requirements

The following criteria must be met to qualify for a refund:

  • Product must be unused/unsampled

In order to ensure the above criteria has been met, all returns will be inspected. If the product does not meet the listed criteria, we reserve the right not to issue a refund.

Return Surcharge

In order to return an order, you must contact us first at

All refunds will be subject to a $45.00 surcharge.

Contacting us

If you would like to contact us concerning any matter relating to this Refund Policy, you may send an email to

This document was last updated on November 18, 2020