NEN 6438-1986
Sludge-Determination of the total mercury content byatomicabsorptionspectrometry Destruction with sulphuric acid and nitric acid under reflux

Standard No.

NEN 6438-1986

Release Date

1986

Published By

NL-NEN

Latest

NEN 6438-1986

Scope

The standard applies to all types of sludge and sludge-containing water with a mercury content higher than 0.1 mg/kg dry matter. For a determination in which digestion with nitric acid is applied in a PTFE* destruction vessel under pressure, see NEN 6439.

NEN 6438-1986 history

• 1986 NEN 6438-1986 Sludge-Determination of the total mercury content byatomicabsorptionspectrometry Destruction with sulphuric acid and nitric acid under reflux