Definition(s)
Primary Sample
Primary sample is the representative sample of the fuel delivered to the ship collected throughout the bunkering period obtained by the sampling equipment positioned at the bunker manifold of the receiving ship.
Source: Resolution MEPC.182(59), 2009 Guidelines for the sampling of fuel oil for determination of compliance with the revised MARPOL Annex VI, 17 July 2009, International Maritime Organization. Regulatory Guidance