# Simulated ASTM Table 54 logic (Product Group B example) # Not official ASTM data – for understanding only
Suppose you have 1000 liters of diesel fuel measured at 20°C, and you want to know its volume at 15°C (the reference temperature). Using ASTM Table 54, you find the appropriate VCF for diesel fuel at 20°C. If the VCF is 0.9985, then the volume of diesel fuel at 15°C would be: astm table 54