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Document Designation and Title Year Select Item(s) D664 Standard Test Method for Acid Number of Petroleum Products by Potentiometric Titration 11 D664 Standard Test Method for Acid Number of Petroleum Products by Potentiometric Titration 09a D664 Standard Test Method for Acid Number of Petroleum Products by Potentiometric Titration 09 D664 Standard Test Method for Acid Number of Petroleum Products by Potentiometric Titration 07 D664 Standard Test Method for Acid Number of Petroleum Products by Potentiometric Titration 06ae1 D664 Standard Test Method for Acid Number of Petroleum Products by Potentiometric Titration 06a D664 Standard Test Method for Acid Number of Petroleum Products by Potentiometric Titration 06 D664 Standard Test Method for Acid Number of Petroleum Products by Potentiometric Titration 04e1 D664 Standard Test Method for Acid Number of Petroleum Products by Potentiometric Titration 04 D664 Standard Test Method for Acid Number of Petroleum Products by Potentiometric Titration 95(2001)e1 D664 Standard Test Method for Acid Number of Petroleum Products by Potentiometric Titration 01 D664 Standard Test Method for Acid Number of Petroleum Products by Potentiometric Titration 95