The absolute viscosity (dynamic viscosity) in SI units

where ? in Pa s or (N s/m ²) and ?1 in cP

where ? in Pa s, ? ? in kgf s/m ², and ? ₂ in kgf s/cm ²

where ? is Pa s and ? ₀ in reyn

The absolute viscosity (dynamic viscosity) in Customary Metric units

where ? ? in and ? in Pa s

where ? ? in and ? ₁ in cP

where ? ? in and ? ₀ in reyn

For absolute viscosity (dynamic viscosity) in centi-poise and SI units

Refer to Figs 23-2a and 23-2b

Figure 23-2a: Absolute viscosity versus temperature.

Figure 23-2b: Absolute viscosity versus temperature.

The absolute viscosity (dynamic viscosity) in centi-poise

where ?1 in cP and ? in Pa s

where ?1 in cP and ?2 in

where ?1 in cP and ? ? in

where ?1 in cP and ? ₀ in reyn

The viscosity in reyn (lbf s/in ²)

where ? ₀ in reyn and ? in Pa s

where ? ₀ in reyn and ?1 in cP

where ? ₀ in reyn and ? ₂ in kgf s/cm ²

where ? ₀ in reyn and ? ? in

Kinematic viscosity

where ? in cm ²/s and ? ₂