Overflateruhet — Definisjoner — Grunnbegreper — Utskilling — Kriterier
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Water analysis - Clean up procedure of water samples for the determination of polycyclic aromatic hydrocarbons (PAH)
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Water analysis - Clean up procedure of sediment samples for the determination of polycyclic aromatic hydrocarbons (PAH)
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Water analysis - Clean up procedure for samples of marine biological material for the determination of polycyclic aromatic hydrocarbons (PAH)
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Air analysis - Clean up procedure for samples from emission measurements of stationary sources for the determination of polycyclic aromatic hydrocarbons (PAH)
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Air analysis — Clean up procedure for samples of ambient air for the determination of polycyclic aromatic hydrocarbons (PAH)
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Water and air analysis - Gas chromatographic analysis for the determination of polycyclic aromatic hydrocarbons (PAH)
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Surface roughness, reference lengths and roughness values
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Rør, rørdeler og armatur — Alminnelige koniske rørgjenger for trykktette forbindelser
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