Savons — Dosage de l'eau et des matières volatiles — Méthode par étuvage

A sample of about 10 g is weighed to the nearest 0.01 g, placed in an oven controlled at 103 2 °C, cooled in a desiccator and weighed again. The operations are repeated until the difference in mass between two successive weighings is less than 0.01 g.