Automated System for Measuring Cyanide Levels
Author Information
Author(s): Maria Ang61ica Bonadiman Matin, Edgard Moreira Ganzarolli, Arilson Lehmkuhl, Ivan Gonalves de Souza, Roldo Roosevelt Urz6do de Queir6z
Primary Institution: Centro Federal de Educafdo Tecnoldtica do Parand (CEFET)
Hypothesis
Can an automated flow injection system accurately measure free and total cyanide in aqueous samples?
Conclusion
The proposed automated flow system effectively measures both free and total cyanide with high precision and repeatability.
Supporting Evidence
- The system allows for 60 measurements per hour with a good level of repeatability.
- The lower detection limit was approximately 1.0 x 10-5 moldm-3 for both processes.
- Statistical evaluation showed good linearity with correlation coefficients of 0.998 and 0.996.
- The method is not significantly influenced by temperature variations.
Takeaway
This study created a machine that can quickly and accurately check how much cyanide is in water, which is important for safety.
Methodology
The study used an automated flow injection system with potentiometric detection to measure free and total cyanide in samples.
Limitations
The method may not be suitable for all types of samples and requires specific conditions for accurate measurements.
Statistical Information
Statistical Significance
p<0.05
Want to read the original?
Access the complete publication on the publisher's website