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Petrochemical Standards

Determination of Elements in Lubricating Oils by EDXRF

Further Reading about relevant Petrochemical Standards

ASTM D6481 - Determination of Additive Elements in Lubricating Oils by Energy Dispersive X-ray Fluorescence Spectrometry

Unused lubricating oils and additive packages

Instrumentation: EDXRF

Elements (max. concentrations):
P (0.30%, S (1.00%), Ca (1.00%), Zn (0.30%)

ASTM D7751 - Determination of Additive Elements in Lubricating Oils by Energy Dispersive X-ray Fluorescence Spectrometry

Unused lubricating oils and additive packages

Instrumentation: EDXRF

Elements (max. concentrations):
Mg (0.10%), P (0.125%), S (2.0%), Cl (0.05%), Ca (0.44%), Zn (0.14%), Mo (0.05%)