Resumen
Specifies the sampling, the determination of the density at 20 0C, of the water content, of the acidity to phenolphthalein, of the ash and esther contents, the measurement of colour in Hazen units and of the colour after the heat treatment.
Specifies the sampling, the determination of the density at 20 0C, of the water content, of the acidity to phenolphthalein, of the ash and esther contents, the measurement of colour in Hazen units and of the colour after the heat treatment.