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anx_V__para__18

Furthermore, those provisions on individual samples shall also apply to arsenic, cadmium, lead, nickel and total gaseous mercury. Moreover, subsampling of PM10 filters for metals for subsequent analysis is allowed, providing there is evidence that the subsample is representative of the whole and that the detection sensitivity is not compromised when compared with the relevant data quality objectives. As an alternative to daily sampling, weekly sampling for metals in PM10 is allowed provided that the collection characteristics are not compromised.

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Source: EUR-Lex (Cellar) · retrieved 2026-10-16 · Text as adopted (Official Journal); later amendments are not incorporated in this text.