API TR 13M-5-2018 Procedure for Testing and Evaluating the Performance of Friction (Drag) Reducers i API TR 13TR3-2018 Size Measurement of Dry, Granular Drilling Fluid Particulates (FIRST EDITION) API TR 5C3-2018 Calculating Performance Properties of Pipe Used as Casing or Tubing (SEVENTH EDITION API RP 1115-2018 Design and Operation of Solution-mined Salt Caverns Used for Liquid Hydrocarbon Sto API MPMS 22.4-2018 Manual of Petroleum Measurement Standards, Chapter 22.4 Testing Protocol for Pres API 19C-2018 Measurement of and Specifications for Proppants Used in Hydraulic Fracturing and Gravel API TR 934-F PART 4-2018 The Effects of Hydrogen for Establishing a Minimum Pressurization Temperatu API MPMS 13.2-2018 Manual of Petroleum Measurement Standards Chapter 13-Statistical Aspects of Measu