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qPCR Efficiency Calculator

Biology
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This calculator determines the PCR efficiency based on the slope of a standard curve obtained from quantitative PCR (qPCR) experiments.

How To Use

How to use this calculator

Start with your values, or try a preset.

Step 1

Enter Slope of the Standard Curve in the units shown.

Step 2

Read PCR Efficiency (%) in the results panel. Results update as you change the inputs.

Step 3

Choose a preset to load an example, then adjust the values for your situation.

Worked Examples

Example calculations

See the inputs and their calculated results.

Ideal Efficiency

Slope of the Standard Curve: -3.32

PCR Efficiency (%): 100.08

High Efficiency

Slope of the Standard Curve: -3

PCR Efficiency (%): 115.44

Low Efficiency

Slope of the Standard Curve: -3.6

PCR Efficiency (%): 89.57

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