1.1 This test method covers determination of the lithium and sodium content of lubricating greases by means of a flame photometer.

1.2 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.

1.3 The preferred units are mass percent and accepted metric units. The values given in parentheses are for information only.