A novel approach to non-segmented flow analysis: Part 4. Aluminium in river waters
1991
A New Method for Measuring Aluminium in River Water
Sample size: 12
publication
Evidence: moderate
Author Information
Author(s): D. J. Malcolme-Lawes, K. H. Wong
Primary Institution: King's College London
Hypothesis
Can a new method improve the detection of aluminium in water samples?
Conclusion
The new method allows for rapid and precise determination of aluminium levels in water.
Supporting Evidence
- The method achieved a relative standard deviation of 1.8% for standard injections.
- The theoretical limit of detection was estimated at 0.33 ppm alum.
- Calibration ranges were extended by modifying the control program of the flow analyser.
- Samples were collected from 12 different sites along the River Stour to monitor aluminium levels.
Takeaway
This study created a new way to check how much aluminium is in river water, which helps keep our water safe.
Methodology
The method involved using a flow analyser with a combined reagent of CAS, CPC, and ethanol to measure aluminium levels in water samples.
Limitations
The method may have high blank values and is affected by the presence of certain interfering substances.
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