TAN has various meanings in the Chemistry category. Discover the full forms, definitions, and usage contexts of TAN in Chemistry.
Line that touches circumference of a circle but will not cut the circumference if produced in either direction More precisely, a line that is perpendicular to the radius of circle at the point of contact with the circumference.
ChemistryIndicates the deteriorating condition of the lubricating oil. Higher the TAN, more acidic is the lubricant, and further are its chances of getting more deteriorated. TAN also indicates the potential of the oil to cause corrosion problems, leading to component failure. The TAN should not be more than 2 for marine lubricating oils.
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