Viscosity Converter

Centipoise to Pascal Second Converter

Enter a value in centipoise to calculate pascal-seconds, millipascal-seconds, and poise with clear formulas and common reference examples.

Convert cP to Pa·s

Centipoise to pascal-second formula

Pascal-seconds = centipoise ÷ 1,000. Therefore 1 cP = 0.001 Pa·s = 1 mPa·s = 0.01 P.

Exact conversion

Divides cP by 1,000 for Pa·s.

Equivalent mPa·s

Shows the one-to-one cP and mPa·s relationship.

Poise reference

Also converts cP to the CGS poise unit.

How to convert centipoise to pascal-seconds

Centipoise and pascal-seconds both measure dynamic viscosity. Divide the centipoise value by 1,000 to obtain pascal-seconds. For example, 250 cP equals 0.25 Pa·s. The same 250 cP value equals 250 mPa·s because centipoise and millipascal-seconds are numerically identical.

Centipoise remains common in product sheets, laboratories, coatings, food processing, petroleum work, polymers, cosmetics, and chemical engineering. Pascal-seconds are useful when formulas require coherent SI units. Keep the source value and test conditions available so the converted result is not separated from its physical context.

This calculation changes only the unit. It does not estimate how viscosity changes with temperature, shear rate, pressure, concentration, or aging. Confirm those conditions before comparing fluids or using the value in equipment selection and process design.

Common cP to Pa·s values

InputWhat it meansPlanning note
1 cP0.001 Pa·sAlso 1 mPa·s and 0.01 P.
10 cP0.01 Pa·sAlso 10 mPa·s and 0.1 P.
100 cP0.1 Pa·sAlso 100 mPa·s and 1 P.
1,000 cP1 Pa·sAlso 1,000 mPa·s and 10 P.

Common use cases

SI calculations

Prepare cP measurements for equations requiring Pa·s.

Specification comparison

Compare suppliers using different viscosity units.

Technical reporting

Present dynamic viscosity in SI and CGS units.

Frequently asked questions

How do I convert cP to Pa·s?

Divide the centipoise value by 1,000.

What is 100 cP in Pa·s?

100 cP equals 0.1 Pa·s.

Are cP and mPa·s equal?

Yes. One cP equals exactly one mPa·s.

Does temperature matter?

It does not change the unit factor, but it can substantially change the fluid physical viscosity value.

Related viscosity converters

Last reviewed: August 20, 2026. Verify fluid temperature, pressure, density, and measurement method when engineering accuracy matters.

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