Product information
UNITEST Prekallikrein
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A chromogenic method for the determination of prekallikrein activity in plasma.
Test principle
Factor XII
contact activation⟶
Factor XIIa
Prekallikrein
Factor XIIa⟶
Kallikrein
Substrate
Kallikrein⟶
Peptide + pNA
Reagents and stability (after opening)
| Reagent | Quantity | Stability / note |
|---|---|---|
| Kallikrein-Substrate | 1 vial | 6 months at 2-8°C |
| Prekallikrein-Activator | 1 vial | 8 hours at 2-8°C 6 months at -20°C |
| Buffer-Concentrate | 1 vial | see expiry date |
| Standard plasma | 1 vial | 8 hours at 2-8°C |
| Article number |
|---|
| 0070 |