This European Standard specifies a method for the determination of the loss on ignition of dry mass of sludges and sludge products at 550
C after the dry residues have been determined in accordance with the method of EN 12880.
NOTE It should be noted that inorganic substances or decomposition products (e.g. H2O, CO2, SO2, O2) are released or absorbed and some inorganic substances are volatile under the reaction conditions.