What field test methods are acceptable for oversight programs?
For purposes of meeting the downstream quality assurance defense element, parties may use any test method, so long as that method is performed in accordance with sound engineering and laboratory principles in a manner which provides reasonable correlation to the methods specified in § 80.46.(7/1/94)
This question and answer was posted at Consolidated List of Reformulated Gasoline and Anti-Dumping Questions and Answers: July 1, 1994 through November 10, 1997 (PDF)(333 pp, 18.17 MB, EPA420-R-03-009, July 2003, About PDF)