German standard methods for the examination of water, waste water and sludge; sludge and sediments (group S); determination of loss on ignition and residue on ignition of the dry matter of a sludge (S 3)— 5 стр.
German standard methods for the examination of water, waste water and sludge; sludge and sediments (group S); determination of loss on ignition and residue on ignition of the dry matter of a sludge (S 3)— 5 стр.
