One 3 mL lavender (EDTA) top tube.

Transfer 2.5 mL plasma refrigerated (Min: 1.5 mL).

* Collection Instructions *

• Draw specimen in a pre-chilled EDTA lavender-top Vacutainer.
• The whole blood sample should be kept on wet ice until centrifuged (preferably at 4°C) to separate the plasma within 2 hours of venipuncture.
• After centrifugation, the plasma should be transferred to a transport tube and immediately refrigerated.

Patient Preparation

• Patients should be relaxed in either a supine or upright position before blood is drawn.
• Patient should avoid alcohol, coffee, tea, tobacco and strenuous exercise prior to collection.
• Overnight fasting is preferred.

Ambient: 24 hours

Refrigerated: 14 days

Frozen: 30 days

• Heparinized plasma
• Serum
• CSF
• Urine