Table 12.
Histamine standards real time stability
| Standard | Lot | Months | Result |
|
|---|---|---|---|---|
| mg/L | ratio | |||
| Histamine S1 | 001PA | 17 | 5.0 | 1.00 |
| Histamine S1 | 004XA | 18 | 5.1 | 1.02 |
| Histamine S1 | 004XA | 24 | 5.0 | 0.99 |
| Histamine S1 | 001PA | 28 | 5.0 | 1.00 |
| Histamine S1 | 004XA | 30 | 5.5 | 1.09 |
| Histamine S1 | 001PA | 36 | 4.9 | 0.97 |
| Histamine S1 | 001PA | 42 | 4.7 | 0.93 |
| Histamine S5 | 001PA | 17 | 19.5 | 0.97 |
| Histamine S5 | 005XA | 18 | 21.2 | 1.06 |
| Histamine S5 | 005XA | 24 | 20.2 | 1.01 |
| Histamine S5 | 001PA | 28 | 19.9 | 0.99 |
| Histamine S5 | 005XA | 30 | 21.0 | 1.05 |
| Histamine S5 | 001PA | 36 | 19.4 | 0.97 |
| Histamine S5 | 001PA | 42 | 19.9 | 1.00 |