American Association of State Highway and Transportation Officials (AASHTO)Represents highway and transportation departments in all 50 states, the District of Columbia, and Puerto Rico through all five transportation modes: air, highways, public transportation, rail, and water. (

American Chemical Society (ACS) – Rubber Division– Professional organization dedicated to providing educational programs, technical resources and other vital services for the people associated with the rubber industry. (

American Society for Testing and Materials (ASTM)Developer and provider of voluntary consensus standards, related technical information and services. (

International Organization for Standardization (ISO)– An international standards organization that produces world–wide industrial and commercial standards. (

NSF: The Public Health and Safety Company™A not-for-profit, non-governmental organization, and leader in standards development, product certification, education, and risk-management for public health and safety. (

SAE International– SAE International is a global association of engineers and related technical experts in the aerospace, automotive and commercial-vehicle industries. (