Automated Analysis of Iron in Vitamins
Author Information
Author(s): Bo Karlberg, Sidsel Thelander
Primary Institution: Astra Pharmaceuticals
Hypothesis
The automated dissolution rate analysis (DRA) system can provide reliable results for iron content in vitamin preparations compared to manual methods.
Conclusion
The automated system for dissolution rate analysis of iron in vitamin preparations is reliable and useful for quality control.
Supporting Evidence
- The automated system showed fair agreement with manual methods for measuring iron content.
- The calibration curve for the automated system was linear within the range of 5-100% of the tablet specification.
- The automated system is versatile and can be modified for different analyses.
Takeaway
This study shows a machine that can quickly check how much iron is in vitamin tablets, making it easier than doing it by hand.
Methodology
The study used a fully automated system to analyze the dissolution rate of iron in vitamin preparations over one, two, and four hours.
Potential Biases
The variation in dissolution properties between individual tablets may affect the results.
Limitations
The programming method using tape is fragile and can lead to errors, and the manual method may introduce errors due to multiple steps.
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