Tube Type:
Green top (lithium heparin) tube
Collection Volume:
500 uL microtainer; 1.5 mL macrotainer
Minimum Volume:
500 uL microtainer; 1.5 mL macrotainer
Preferred Volume:
500 uL microtainer; 1.5 mL macrotainer
Storage:
Shipping: Send Refrigerated; Storage: Refrigerated: 2 weeks
Availability:
24 Hours/day, 7 days/week
Methodology:
Roche- Enzymatic-colorimetric
Special Instructions:
For therapeutic monitoring, draw peak levels 1 hour postoral ingestion and trough levels immediately prior to next dose. Please indicate whether the specimen is a peak, trough, or random level.