D664 Standard Test Method for Acid Number of Petroleum Products by Potentiometric Titration

2. Referenced Documents

D1193 Specification for Reagent Water
D3339 Test Method for Acid Number of Petroleum Products by Semi-Micro Color Indicator Titration
D4057 Practice for Manual Sampling of Petroleum and Petroleum Products
D4177 Practice for Automatic Sampling of Petroleum and Petroleum Products
D974 Test Method for Acid and Base Number by Color-Indicator Titration