Enroll at any time.

Participants will report on a wide variety of physical and chemical properties. The full list is available here under the "Properties & Soils" tab. Laboratories may use any soil method designated in USA regional publications and Canada.

Sample Description: Five prepared soils, chosen specifically to represent those found in the different regions of the continental United States and Canada. This test includes the standard sample sizing of 500 mL.

Samples ship in March, June, and September for a total of three shipments, with shipments beginning with the earliest available cycle of testing.

Additional Information: Please contact CTS for pricing if your country or zone is not included in the shipment dropdown.

This test is included on CTS' Scope of Accreditation to ISO/IEC 17043.