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Concept

centrifugation, acetone extraction

URI http://vocab.nerc.ac.uk/collection/S03/current/S0372/1/
Within Vocab BODC parameter semantic model sample preparation entity descriptions
Alternative Labels
Definition The particulate and liquid phases were separated using a centrifuge with the objective of retaining the particulate phase which was mixed with acidified acetone solvent to extract soluble compounds, usually plant pigments.
Date 2006-04-27T08:10:59
Identifier SDN:S03::S0372
Note accepted
Is Version Of S0372
version 1
Broader S01:S019 sample preparation method entity
Related
P01 BODC Parameter Usage Vocabulary - (3) [+]
P01:CPHLFLPC Concentration of chlorophyll-a {chl-a CAS 479-61-8} per unit volume of the water body [particulate >unknown phase] by centrifugation, acetone extraction and fluorometry
P01:CPHLSPPC Concentration of chlorophyll-a {chl-a CAS 479-61-8} per unit volume of the water body [particulate >unknown phase] by centrifugation, acetone extraction and spectrophotometry and processing following the Lorenzen protocol
P01:CPHLSSPC Concentration of chlorophyll-a {chl-a CAS 479-61-8} per unit volume of the water body [particulate >unknown phase] by centrifugation, acetone extraction and trichromatic spectrophotometry following the Jeffrey and Humphrey protocol

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