What does 1 centimeter water (4°C) represent?

It represents the pressure from a 1 cm column of pure water at 4°C and is approximately equal to 98.0665 pascals.

Why use centipascal as a pressure unit?

Centipascal is used for expressing very small pressure differences in scientific and engineering measurements, equivalent to one hundredth of a pascal.

In which fields is this conversion commonly applied?

It is used in respiratory care, laboratories, microfluidics, HVAC monitoring, and medical device calibration involving small pressure measurements.

Can this conversion vary with temperature?

Yes, because centimeter water is defined at 4°C, the pressure value may slightly change if temperature deviates.

How to Convert from Centimeter Water (4°C) to Centipascal [cPa]

Learn how to convert pressure values from centimeter water (4°C) to centipascal (cPa) using this easy-to-use online converter tool. Understand the units, use cases, and conversion process.

Centimeter water (4°C)

Centipascal [cPa]

Please check your input. It must be a valid numeric value.

Centimeter water (4°C) to Centipascal [cPa] Conversion Table

Centimeter water (4°C)	Centipascal [cPa]

Custom Unit Conversion Table Generator – Instant Printable Conversion Tables

Start Value

Enter the starting number (positive decimal or integer ≥ 0). Example: 0.1, 1, 5.

End Value

Enter the ending number (positive decimal or integer > Start Value). Example: 10, 50, 100.

Interval

Enter the step size (positive decimal > 0 and < End Value – Start Value). Example: 1.0, 2.5.

Centimeter water (4°C) to Centipascal [cPa] Conversion Table
Centimeter water (4°C)	Centipascal [cPa]

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What Is This Tool?

This tool converts pressure measurements from centimeter water (4°C), a non‑SI unit based on a column of water at 4°C, into centipascal (cPa), an SI-derived unit representing one hundredth of a pascal. It helps translate small pressure values commonly used in medical and scientific applications.

How to Use This Tool?

Enter the pressure value in centimeter water (4°C)
Select centimeter water (4°C) as the input unit and centipascal (cPa) as the output unit
Click the convert button to get the pressure value in centipascal
Review the conversion result which uses the defined formula
Use the result for further scientific or medical analysis

Key Features

Converts centimeter water (4°C) to centipascal (cPa) efficiently
Supports precise pressure unit translation for scientific and medical needs
Easy browser-based interface suitable for quick calculations
Displays conversion examples for user clarity
Highlights common use cases in respiratory care and laboratory settings

Examples

Convert 2 centimeter water (4°C): 2 × 9806.38 = 19612.76 centipascal
Convert 0.5 centimeter water (4°C): 0.5 × 9806.38 = 4903.19 centipascal

Common Use Cases

Reporting airway and ventilator pressures in respiratory care such as peak inspiratory pressure and PEEP
Measuring small differential pressures with manometers and low-pressure sensors in laboratory experiments
Setting suction and pressure parameters for medical devices like chest drains and CPAP/BiPAP machines
Calibrating sensitive differential-pressure sensors in microfluidics and HVAC system monitoring
Monitoring slight pressure variations in cleanrooms and medical device environments

Tips & Best Practices

Always verify the temperature context since centimeter water pressure is defined at 4°C
Use precise instruments for measuring very low pressures expressed in centipascal
Consider the nature of pressure (hydrostatic vs absolute) to avoid misinterpretation
Double-check converted values when used in critical medical or engineering applications
Refer to conversion examples for better understanding and validation

Limitations

The centimeter water unit depends on temperature, so results may change with temperature variation
Centipascal values represent very small pressures requiring sensitive measurement devices
Users must be cautious about distinguishing between hydrostatic and absolute pressure contexts to prevent confusion

Frequently Asked Questions

What does 1 centimeter water (4°C) represent?: It represents the pressure from a 1 cm column of pure water at 4°C and is approximately equal to 98.0665 pascals.
Why use centipascal as a pressure unit?: Centipascal is used for expressing very small pressure differences in scientific and engineering measurements, equivalent to one hundredth of a pascal.
In which fields is this conversion commonly applied?: It is used in respiratory care, laboratories, microfluidics, HVAC monitoring, and medical device calibration involving small pressure measurements.
Can this conversion vary with temperature?: Yes, because centimeter water is defined at 4°C, the pressure value may slightly change if temperature deviates.

Key Terminology

Centimeter water (4°C): A pressure unit representing the hydrostatic pressure from a 1 cm column of pure water at 4°C, approximately 98.0665 pascals.
Centipascal (cPa): An SI-derived pressure unit equal to one hundredth of a pascal, used to express very small pressure differences.
Hydrostatic Pressure: Pressure exerted by a fluid at rest due to the force of gravity.

Quick Knowledge Check

What is the base definition of a centimeter water (4°C)?

Pressure from a 1 cm water column at 20°C

Pressure from a 1 cm column of water at 4°C

Pressure from a 1 m column of water at 4°C

How many centipascal equal 1 centimeter water (4°C)?

9806.38 cPa

98.0665 cPa

0.01 cPa

Which field commonly uses this pressure conversion?

Respiratory care

Astronomy

Agriculture

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