NEN 6621-1988
Waste water and sludge - Determination of the content of suspended solids after drying and after ignition - Gravimetric method

Standard No.

NEN 6621-1988

Release Date

1988

Published By

NL-NEN

Latest

NEN 6621-1988

Scope

The standard applies to waste water, effluents from waste water treatment plants and filterable sludge. The method is aimed at determining the amount of sludge to be expected after thickening. For the determination of the content of undis olved components in drinking and surface water, see NEN 6484.

NEN 6621-1988 history

• 1988 NEN 6621-1988 Waste water and sludge - Determination of the content of suspended solids after drying and after ignition - Gravimetric method