Marathon Petroleum Company, L.P. - a Marathon Petroleum Corporation company
Phoenix,
Arizona
View Accreditation Certificate
Clint
Campbell
1935 West McDowell Road
Phoenix
,
Arizona
85009
Phone: (480) 435-1989
Fax:
ccampbell3@marathonpetroleum.com
http://www.marathonpetroleum.com
Quality Management System - accredited since 7/7/2025
R18
Asphalt Binder - accredited since 7/7/2025
R28, R29, T44, T48, T49, T51, T53, T201, T202, T228, T240, T301, T313, T315, T316, T350, D5, D36, D70, D92, D113, D2042, D2170, D2171, D2872, D4402, D6084, D6521, D6648, D7175, D7405, D7643
Emulsified Asphalt - accredited since 7/7/2025
T59 / D6930 (Settlement and Storage Stability)
T59 / D6933 (Sieve Test)
T59 / D6934 (Residue by Evaporation)
T59 / D6935 (Cement Mixing)
T59 / D6936 (Demulsibility)
T59 / D6937 (Density)
T59 / D6997 (Residue by Distillation)
T59 / D7402 (Particle Charge)
T59-T72 / D7496-D88 (Saybolt Furol Viscosity at 25°C (77°F))
T59-T72 / D7496-D88 (Saybolt Furol Viscosity at 50°C (122°F))
Please note that our accreditations do not include an expiration date. An accreditation only expires when the laboratory fails to comply with our accreditation requirements.
* This information is only valid as of 10/27/2026. Please visit https://aashtoresource.org for current accreditation status.
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