Product information
UNITEST Factor XIIa-like Activity
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A chromogenic method for the determination of FXIIa-like activity in plasma, mainly due to the activity of α₂Macroglobulin-bound FXII.
Test principle
Substrate
α₂M – FXIIa⟶
Peptide + pNA
Reagents and stability (after opening)
| Reagent | Quantity | Stability / note |
|---|---|---|
| Factor XIIa substrate | 1 vial | 6 months at 4°C |
| Kallikrein inhibitor | 1 vial | 4 hours at 0°C |
| Buffer concentrate | 1 vial | see expiry date |
| Standard plasma (high) | 1 vial | 4 hr. at 20-25°C |
| Standard plasma (low) | 1 vial | 4 hr. at 20-25°C |
| Article number |
|---|
| 0088 |