IS 1448 Pt.54-1979
Test methods for petroleum and its products [P: 54] Determination of phosphorus in lubricating oils: Quinoline phosphomolybdate method

Standard No.

IS 1448 Pt.54-1979

Release Date

1979

Published By

IN-BIS

Latest

IS 1448 Pt.54-1979

Scope

1.1 This method is intended for the determination of 0.005 to 0-30 percent phosphorus in unused lubricating oil. There is no reason to doubt its appli-cability to filtered, used lubricating oils, but no systematic study of this application has been made. 1.2 The method is applicable to samples containing any of the phosphorus compounds in normal use. Note — For routine control purposes a suitable method is rapid flask combustion method described under IP 245/70T which is being considered for adoption under IS :1448.

IS 1448 Pt.54-1979 history

• 1979 IS 1448 Pt.54-1979 Test methods for petroleum and its products [P: 54] Determination of phosphorus in lubricating oils: Quinoline phosphomolybdate method