Hydrocarbon Lubricant Base Oils, ASTM D 6074 Standard
Characterization Tests for New and Re-refined Oils

Test Description

Method

Physical Properties:

Color, ASTM Color Scale

ASTM D 1500

Density and Relative Density of Liquids by Digital Density Meter

ASTM D 4052

Flash Point, Pensky-Martens Closed Cup

ASTM D 92.b

Viscosity, Kinematic, at 40°C, cSt

ASTM D 445.a

Viscosity, Kinematic, at 100°C, cSt

ASTM D 445.b

Viscosity, Index, Calculated from Kinematic Viscosity Tests at 40°C and 100°C

ASTM D 2270

Volatility of Engine Oils by Gas Chromatography

ASTM D 5480

Pour Point of Petroleum Oils

ASTM D 97

Emulsion Characteristics of Lubricating Oils (Water Separability)

ASTM D 1401

Compositional Properties:

Carbon Residue, Ramsbottom

ASTM D 524.a

Nitrogen, Organically Bound, by Chemiluminesence

ASTM D 4629

Precipitation Number of Lubricating Oils

ASTM D 91

Clay-Gel Separation Test, Chromatographic Method for Characterizing Process Oils

ASTM D 2007

Sulfur by X-Ray Florescence Spectroscopy LOD = 0.01 wt%

ASTM D 4294