Atomic Mass Units to Daltons Converter

Common

Kilograms, pounds, ounces, stones and more.

How to convert Atomic Mass Units to Daltons

Multiply the atomic mass units value by 1: 1 u = 1 Da. Going the other way, 1 Da = 1 u, so divide by 1 or use the Daltons to Atomic Mass Units converter.

About these units

Atomic Mass Units (u)

An atomic mass unit is one twelfth of the mass of a carbon-12 atom, about 1.6605 × 10⁻²⁷ kilograms. Atomic and molecular masses are expressed in this unit.

Daltons (Da)

The dalton is another name for the atomic mass unit, used mainly in biochemistry for the masses of proteins and other large molecules.

Atomic Mass Units to Daltons conversion table

Atomic Mass Units (u)Daltons (Da)
1 u1 Da
2 u2 Da
3 u3 Da
4 u4 Da
5 u5 Da
10 u10 Da
20 u20 Da
25 u25 Da
50 u50 Da
100 u100 Da
500 u500 Da
1,000 u1,000 Da

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