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DIN EN 1899-1:1998

Water quality - Determination of biochemical oxygen demand after n days (BODn) - Part 1: Dilution and seeding method with allylthiourea acid addition (ISO 5815:1989, modified)

The document describes a method for the empirical and conventionel determination of the biochemical oxygen demand of water by dilution and seeding with suppression of nitrification. After preparing of the dilution water samples and control solution the oxygen concentration is determined. Afterwards the biochemical oxygen demand is computed after n days.

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Deutsches Institut für Normung [din]

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