Perry's Handbook Viscosity May 2026

lnμ=A+BT+ClnT+DTEl n mu equals cap A plus the fraction with numerator cap B and denominator cap T end-fraction plus cap C l n cap T plus cap D cap T to the cap E-th power

Quick-reference charts where you draw a line between temperature and a substance point to read the viscosity. The Go-To Equations Perry's Handbook Viscosity