API MPMS 18.1-2018 Manual of Petroleum Measurement Standards Chapter 18-Custody Transfer Section 1-M API MPMS 13.2-2018 Manual of Petroleum Measurement Standards Chapter 13-Statistical Aspects of Measu API MPMS 7.2-2018 Manual of Petroleum Measurement Standards Chapter 7-Temperature Determination Sect API MPMS 9.4-2018 Manual of Petroleum Measurement Standards Chapter 9.4-Continuous Density Measureme API MPMS 22.4-2018 Manual of Petroleum Measurement Standards, Chapter 22.4 Testing Protocol for Pres API MPMS 11.4.1-2018 Manual of Petroleum Measurement Standards Chapter 11-Physical Properties Data S API MPMS 11.1 ADD 2-2018 Manual of Petroleum Measurement Standards Chapter 11—Physical Properties D API RP 77-2018 Risk-based Approach for Managing Hydrocarbon Vapor Exposure during Tank Gauging, Samp