Volume I -- Table 5A: Generalized Crude Oils, Correction of Observed API Gravity to API Gravity at 60°F and Table 6A: Generalized Crude Oils, Correction of Volume to 60°F Against API Gravity
Standard Guide for the Use of the Joint API and ASTM Adjunct for Temperature and Pressure Volume Correction Factors for Generalized Crude Oils, Refined Products, and Lubricating Oils: API MPMS Chapter 11.1