Frequent Questions

When performing simple and complex model calculations, what number of decimal places need to be entered for each of the gasoline properties?

Fuel parameters should be rounded to the following decimal places:

 RVP 2 decimal places Olefins 1 decimal place
 Benzene 2 decimal places E200 1 decimal place
 Sulfer 0 decimal places E300 1 decimal place
 Aromatics 1 decimal place  


This question and answer is posted at The original was posted in the Q&A posted on 7/1/94 which can found at" See Question ID 3857 for RFG (Taken from the first question on

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