Annex 3: Piperine validation data
Annex 3 Piperine validation data tables.
Piperine
Calibration
Recovery and repeatability
Sample | Batch 1 concentration (mg/kg) | Batch 2 concentration (mg/kg) | Batch 3 concentration (mg/kg) |
---|---|---|---|
Low spike sample 1 | 633 | 766 | 820 |
Low spike sample 2 | 581 | 743 | 831 |
Low spike sample 3 | 623 | 702 | 754 |
Low spike sample 4 | 588 | 741 | 818 |
Low spike sample 5 | 633 | 738 | 809 |
Low spike sample 6 | 599 | 702 | 814 |
Low spike sample 7 | 620 | 688 | 758 |
Average | 611 | 726 | 801 |
Recovery | 68% | 81% | 89% |
Repeatability (RSD) | 3.5% | 3.9% | 3.9% |
Medium spike sample 1 | 16,327 | 14,128 | 12,387 |
Medium spike sample 2 | 15,272 | 13,283 | 12,466 |
Medium spike sample 3 | 16,045 | 11,923 | 11,436 |
Medium spike sample 4 | 15,890 | 12,224 | 12,300 |
Medium spike sample 5 | 15,569 | 11,036 | 12.633 |
Medium spike sample 6 | 15,362 | 10,935 | 12,868 |
Medium spike sample 7 | 16,604 | 11,152 | 12,420 |
Average | 15,867 | 12,097 | 12,359 |
Recovery | 88% | 67% | 69% |
Repeatability (RSD) | 3.1% | 10.1% | 3.6% |
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Hanes diwygio
Published: 6 Gorffennaf 2022
Diweddarwyd ddiwethaf: 12 Medi 2023
Hanes diwygio
Published: 6 Gorffennaf 2022
Diweddarwyd ddiwethaf: 12 Medi 2023