Primer Tm (Wallace / Nearest-Neighbor)

Calculate Primer Tm (Wallace / Nearest-Neighbor) instantly with the exact formula and a worked example. Free online calculator — no signup, works on mobile.

Primer Tm (Wallace / Nearest-Neighbor)

GC %
Length
Tm
68.25°C
Calculate Primer Tm (Wallace / Nearest-Neighbor) instantly with the exact formula and a worked example. Free online calculator — no signup, works on mobile.

More about: Primer Tm (Wallace / Nearest-Neighbor)

What it calculates

The “Primer Tm (Wallace / Nearest-Neighbor)” calculator computes Tm in °C from 2 parameters: gc %, length.

A lab calculation in biology and molecular biology.

Example calculation

With parameters GC % = 50, Length = 20 the result is 68.25 °C.

How to use

  1. Enter the parameter values — every field above is adjustable with a slider.
  2. The result and related metrics are calculated automatically as you type.
  3. Use the additional metrics shown (if any) where needed.
  4. Copy the result or bookmark the page.

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