Standard-compliant lubricant analysis

Parameters Standard Matrix
pH DIN 51369
Testing of cooling lubricants – Determination of
the pH value of water-mixed cooling lubricants
Base number ASTM D4739 Lubricants, petroleum products
Acid number ASTM D664
DIN EN 12634
ASTM D8045
Lubricants, petroleum products
Acidity and alkalinity IP 37 Lubricating grease
Hydroxyl number ASTM E1899
DIN EN ISO 4629-2
Lubricants, petroleum products
Water content ASTM E1064 Lubricating oil, crude oil, solvents