Materias dentro de su búsqueda.
Materias dentro de su búsqueda.
Absorption spectroscopy
1
Atomic absorption spectrometry
1
Chromium compounds
1
Colorimetric deter-mination
1
Colorimetry
1
Cr(III)
1
Cr(VI)
Electrothermal atomic absorption spectrometry
1
Extraction
1
Hybrid materials
1
Hybrid mesoporous fillings
1
Mesoporous materials
1
Mesoporous silica MCM-41
1
On-line preconcentration
1
One-step elution/detection
1
Phase separation
1
Relative standard deviations
1
SPE
1
Silica
1
Sol-gels
1
Sulfuric acid
1
Trace analysis
1
Visible spectrophotometers
1
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1JOUR