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The links below are to "Helpful Tools" used to calculate various taxes, tank charts, volumes, densities, etc.  Use the tools at your discretion.  If you can't find your petroleum related tool below send us an email and we'll see if we have it.  Enjoy!

Sellers Petroleum

Select your link:

Vertical Tank Chart Calculator *

Horizontal Tank Chart Calculator * 

Rectangular Tank Chart * 

API Gravity to Lbs Conversion *

Calculate Oil Blends *

Various Measurements Calculator

Estimate Taxes on Fuel Purchases *

Viscosity Cross Reference Chart *

DEF Consumption Calculator

Loading Sequence Chart


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