6. Glossary

soluble fraction

Parameter corresponding to the quantity of total dissolved matter in a sample resulting from the leaching of a solid sample under well-defined operating conditions (e.g. leaching according to standard NF EN 12457-2).

leaching

Treatment of a substance or waste with a liquid to extract its soluble constituents in accordance with current standards.

percolation

Leaching of waste in a column by a counter-current fluid. The upward percolation test consists of a percolation cell, an injection pump, a circulation cell, a conductivity probe, a collection jar and a bubbler.

ecotoxicity

Identifies the toxicity of a substance to the living environment. Toxicity may be local or limited to an ecosystem. In ecotoxicology,...