NA 119
DIN Standards Committee Water Practice
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EN ISO 16720
EN ISO 16720
Soil quality - Pretreatment of samples by freeze-drying for subsequent analysis (ISO 16720:2005)
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Bodenbeschaffenheit - Vorbehandlung von Proben durch Gefriertrocknung für die anschließende Analyse (ISO 16720:2005)
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NA 119-08-01-01 AK - PPM (Pretreatment, preparation of samples, and measurement result evaluation)