Concept
filtration, acidification, double spike isotope dilution
| URI | http://vocab.nerc.ac.uk/collection/S03/current/S03476/ | ||
|---|---|---|---|
| Within Vocab | BODC parameter semantic model sample preparation entity descriptions | ||
| Alternative Labels | |||
| Definition | Physical removal of particulates by filtration and lowering of pH, followed by addition of a known amount of a tracer/spike analyte consisting of two artificially enriched isotopes to the sample to obtain accurate isotopic composition ratios for elements with at least four isotopes. Used to correct for isotopic fractionation. | ||
| Date | 2023-11-01T12:26:56 | ||
| Identifier | SDN:S03::S03476 | ||
| Note | accepted | ||
| Has Current Version | 1 | ||
| version | 1 | ||
| Related | P01:CCWDSID1 |
Concentration of chromium {Cr CAS 7440-47-3} per unit mass of the water body [dissolved plus reactive particulate <0.2um phase] by filtration, acidification, double spike isotope dilution and inductively-coupled plasma mass spectrometry | Mapping: 1761488 |
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