Get Free Substrate Concentration PDF for Download today. Examples are included after each Formula with a link to a live Calculator! All the Formulas and Calculators support Unit Conversion as well. This PDF features 11 calculators from Environmental Engineering. Inside, you'll discover a list of formulas such as Concentration of Sludge in Return Line given Wasting Rate from Return Line, Concentration of Solids in Effluent given Wasting Rate from Return Line and 11 more formulas!. The Variables, Functions and Constants are summarized at the end. Explore and share Substrate Concentration PDFs!