API MPMS Chapter 17.5:2019

This document covers guidelines for the reconciliation of marine cargo quantities. These guidelines are intended to provide a basis for analyzing and reconciling the quantity differences (gains/losses) resulting from marine custody transfer movement(s) of petroleum and petroleum product cargoes. As such, the guidelines are complementary to, but do not replace, normal inspection procedures.
The purchase of this document includes a spreadsheet for determining voyage analysis and reconciliation of cargo quantities.