Standards / Research Reports
Research Report RR:D02-1638An interlaboratory study was conducted by fourteen labs which tested eighteen materials to establish a precision statement for test method D4739.
D4739-11 Standard Test Method for Base Number Determination by Potentiometric Hydrochloric Acid Titration
Committee D02 on Petroleum Products and Lubricants
Subcommittee D02.06 on Analysis of Lubricants