STA Certified Tier 1 and Tier 2 Compost TestingCompost: A solid waste management technique that uses natural processes to convert organic materials to humus through the action of microorganisms. We are proud to announce that soiltest is now a Seal of Testing Assurance (“STA”) approved laboratory for analyzing compost. There are many different types of compost that are produced from a variety of different organic feedstocks. Laboratory analysis helps in understanding the characteristics of the compost that will help you in the your composting process and help in determining appropriate compost applications to agriculture, turf grasses and home use. To better understand our compost laboratory program, please contact us at: compost@soiltestlab.com | | |