Test Explanations Methods

Article Index
Test Explanations Methods
Moisture Content, Total Acid Number, Partical Counts and Retained Solids
Viscosity, Oxidation and Nitration
Wear Elements
Contamination Elements
Additive Elements
TBN, Soot and Fuel Dilution
PQ Index, Dispercency

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Tests Performed for Condition Based Oil Analysis

Moisture (water) Analysis (ASTM D6304)
Particle Size Distribution Analysis (ASTM D6786)
Retained Solids (ASTM D4898)
Total Acid Number (ASTM D975/D664)
Viscosity (ASTM D445)
Oxidation (ASTM E2412)
Nitration (ASTM E2412)
Wear Elements (ASTM D5185)

Iron
Chromium
Copper
Lead
Tin
Nickel
Aluminium

Contamination Elements (ASTM D5185)

Aluminium (contained in dirt)
Silicon
Sodium
Potassium

Additive Elements(ASTM D5185)

Calcium
Zinc
Phosphorus
Sulphur
Molybdenum

Total Base Number (ASTM D2896)
Pentane Insolubles (Soot) (ASTM D4055)
Fuel Dilution (OL1007 – GC)
PQ Index (OL1029 – ANALEX)
Dispersancy (OL1004)
RULER (ASTM D6810/ASTM D6971)

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