This document is withdrawn and replaced by:
Waste water and sludge - Determination of the total residue on evaporation after drying and after ignition - Gravimetric method
This standard describes the gravimetric determination of the evaporation residue after drying and after ignition of the undissolved and the undissolved matter in waste water and sludge. For the determination of the evaporation residue of drinking and surface water, see NEN 6415.
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