Declaration 1 of the 3rd CGPM (1901)

Declaration concerning the definition of the litre

The Conference declares

  1. The unit of volume, for high accuracy determinations, is the volume occupied by a mass of 1 kilogram of pure water, at its maximum density and at standard atmospheric pressure: this volume is called "litre".
  2. . . .

DOI : 10.59161/CGPM1901DECL1E

The reader should note that the official version of this Resolution is the French text


This definition was abrogated in 1964 by the 12th CGPM (Resolution 6).

CGPM logo

Menu Display