ASTM D3340用火焰光度计策动润滑油脂中锂和钠试验方法
日期:2012-02-10 11:52
ASTM D3340 Standard Test Method for Lithium and Sodium in Lubricating Greases by Flame Photometer
ASTM D3340用火焰光度计策动润滑油脂中锂和钠试验方法
Lubricating greases can contain the lithium soap of hydroxy stearic acid or the sodium soap of various fatty acids as thickeners. The determination of total lithium or total sodium is a measure of the amount of thickener in the grease.
1. Scope
1.1 This test method covers determination of the lithium and sodium content of lubricating greases by mean
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