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Sequential automatic on-line determination of aquiculture nutrients: phosphate and nitrate
A continuous-flow method for the determination of nitrate and phosphate in water is proposed. The method is based on insertion of reagents and sample solutions into a single channel through a programmable switching valve. The method depends upon heteropolyacid with phosphate and on the modified Grie...
| Autores principales: | , , |
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| Formato: | Texto |
| Lenguaje: | English |
| Publicado: |
Hindawi Publishing Corporation
1992
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| Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2547982/ https://www.ncbi.nlm.nih.gov/pubmed/18924949 http://dx.doi.org/10.1155/S1463924692000324 |