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Water quality. Determination of nitrogen. - Method using oxidative digestion with peroxodisulfate Ingestion-build-54371 BS EN 12697-31 applies to

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Description

BS EN 12697-31 applies to bituminous mixtures (both those made up in laboratory and those resulting from work site sampling)

biotechnology (yeast

4 Background

This standard covers general requirements

This International Standard defines terms used in testing the burning behaviour of textiles and textile products

Water quality. Determination of nitrogen. - Method using oxidative digestion with peroxodisulfate Ingestion-build-54371 BS EN 12697-31 applies to

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