Multiply the cost you simply entered via the density of the substance, in devices of grams consistent with milliliter. The end result of this calculation is the mass (additionally generally called the load) of that quantity of substance, in devices of grams. https://www.mathauditor.com/ml-to-mg.html If the liquid had a density of 1.24 g/mL, the calculation would be 28 x 1.24 = 34.Seventy two g.