Comprehensive Report of API Crude Oil Characterization Measurement
standard by American Petroleum Institute, 08/01/2000

Effects of Sampling and Analytical Procedures on the Measurement of Geochemical Indicators of Intrinsic Bioremediation: Laboratory and Field Studies
standard by American Petroleum Institute, 11/01/1997

Marine Measurement – Measurement of Refrigerated and/or Pressurized Cargoes on Board Marine Gas Carriers, Liquefied Petroleum and Chemical Gases, First Edition
Handbook / Manual / Guide by American Petroleum Institute, 11/01/2007

Bulletin on Stability Design of Cylindrical Shells
standard by American Petroleum Institute, 10/01/2000

Process Control Systems – Functions and Functional Specification Development, Third Edition
standard by American Petroleum Institute, 05/01/2021

Fate and Environmental Effects of Oil Spills in Freshwater Environments
standard by American Petroleum Institute, 12/01/1999

Specification for Drilling and Well Servicing Equipment
standard by American Petroleum Institute, 10/01/2001

Flaned and Welding-End Steel Wedge-Gate and Plug Valves for Refinery Use
standard by American Petroleum Institute, 01/01/1949

Assessing the Signifigance of Subsurface Contaminant Vapor Migration to Enclosed Spaces; Site-Specific Alternatives to Generic Estimates
standard by American Petroleum Institute, 12/01/1998

Special Purpose Couplings for Petroleum, Chemical and Gas Industry Services, Fourth Edition
standard by American Petroleum Institute, 08/01/2007