Showing retention factors for p-Coumaric acid in Orange, pure juice with the process stored at room temperature Food Processing
Yield factor value: 1.0 (Any food, stored at room temperature, UNSPECIFIED)
Retention factor (RF) = (Content After Processing / Content Before Processing) * Yield factor
Calculated Mean Retention Factor Value
| mean RF value | Min | Max | SD | n |
|---|---|---|---|---|
| 2.55 | 1.00 | 9.25 | 2.28 | 18 |
Original Retention Factor Values used to Produce Mean
Klimczak I., Malecka M., Szlachta M., Gliszczynska-Swiglo A. (2007) Effect of storage on the content of polyphenols, vitamin C and the antioxidant activity of orange juices. Journal of Food Composition and Analysis 20:313-322
| Retention Factor | Food Before Processing | Food After Processing | Content Before Processing | Content After Processing | Units |
|---|---|---|---|---|---|
| 1.00 | Pure orange juice | Pure orange juice - stored 2 months, at 18°C | 0.05 | 0.05 | mg/100 ml |
| 1.19 | Pure orange juice | Pure orange juice - stored 4 months, at 18°C | 0.05 | 0.06 | mg/100 ml |
| 1.59 | Pure orange juice | Pure orange juice - stored 6 months, at 18°C | 0.05 | 0.08 | mg/100 ml |
| 1.00 | Pure orange juice | Pure orange juice - stored 2 months, at 28°C | 0.05 | 0.05 | mg/100 ml |
| 1.80 | Pure orange juice | Pure orange juice - stored 4 months, at 28°C | 0.05 | 0.09 | mg/100 ml |
| 3.00 | Pure orange juice | Pure orange juice - stored 6 months, at 28°C | 0.05 | 0.15 | mg/100 ml |
| 1.00 | Pure orange juice | Pure orange juice - stored 2 months, at 38°C | 0.05 | 0.05 | mg/100 ml |
| 3.19 | Pure orange juice | Pure orange juice - stored 4 months, at 38°C | 0.05 | 0.16 | mg/100 ml |
| 7.20 | Pure orange juice | Pure orange juice - stored 6 months, at 38°C | 0.05 | 0.36 | mg/100 ml |
| 1.00 | Pure orange juice | Pure orange juice - stored 2 months, at 18°C | 0.04 | 0.04 | mg/100 ml |
| 1.00 | Pure orange juice | Pure orange juice - stored 4 months, at 18°C | 0.04 | 0.04 | mg/100 ml |
| 1.50 | Pure orange juice | Pure orange juice - stored 6 months, at 18°C | 0.04 | 0.06 | mg/100 ml |
| 1.00 | Pure orange juice | Pure orange juice - stored 2 months, at 28°C | 0.04 | 0.04 | mg/100 ml |
| 2.00 | Pure orange juice | Pure orange juice - stored 4 months, at 28°C | 0.04 | 0.08 | mg/100 ml |
| 3.75 | Pure orange juice | Pure orange juice - stored 6 months, at 28°C | 0.04 | 0.15 | mg/100 ml |
| 1.00 | Pure orange juice | Pure orange juice - stored 2 months, at 38°C | 0.04 | 0.04 | mg/100 ml |
| 4.50 | Pure orange juice | Pure orange juice - stored 4 months, at 38°C | 0.04 | 0.18 | mg/100 ml |
| 9.25 | Pure orange juice | Pure orange juice - stored 6 months, at 38°C | 0.04 | 0.37 | mg/100 ml |