1. Fill your container completely full.  We require the following amounts of sample to preform the tests:

At least 8 oz of water for the Water Quality Analysis

At least 4 oz of water for either the Algae Identification or the Muck Analysis.

2. Properly label each container with a number and what testing service you would like performed on the sample.

3.Place container(s) in individual plastic resealable bag to contain any leaks.

4. Keep the sample cool at all times. Refrigerate or keep on ice until ready to ship.

5. Fill out the corresponding online paperwork.

6. Put the sample in a small cooler* and use plenty of ice to keep it cold during shipping. Use a 2-pound bag of ice or several ice packs. Do NOT use dry ice.

7. Ship** sample via FedEx 2Day or UPS 2nd day air on a Monday, Tuesday, or Wednesday to:

Natural Lake Biosciences
505 S. Rosa Rd
Room 240
Madison, WI 53719

IMPORTANT: Please make sure to use STERILIZED PLASTIC BOTTLES ONLY to collect your sample.

Note: If the above protocol is not followed, we are unable to guarantee the accuracy of the testing results. To receive a Natural Lake Biosciences Test Kit with free return shipping, please email info@naturallake.com.

* Coolers will not be returned to you.

**We do not recommend shipping via USPS.

Any questions call 888.757.9575 or email us at info@naturallake.com.