Exclusion Screen
Gas Chromatography (GC)
Suggested CPT Code(s)
New York State Approval Status


Turnaround Time

8 days (If Positive: 15 days)

Test Includes
1 Strychnine Gas Chromatography (GC) ng/mL 20 Poison

Reflex Tests
Test Code Test Name
5662SP Strychnine Confirmation, Serum/Plasma
Specimen Type
Serum or Plasma
Requested Volume
7 mL
Minimum Volume
3.4 mL
Special Handling
Serum: Collect sample in Red top tube
Plasma: Collect sample in Lavender top tube (EDTA) or Pink top tube.
Promptly centrifuge and separate Serum or Plasma into a plastic screw capped vial using approved guidelines.
Specimen Container
Plastic container (preservative-free)

Additional Collection Instructions

Transport Temperature
Light Protection
Not Required
Rejection Criteria
Polymer gel separation tube (SST or PST).

Rejection criteria pertain to clinical specimen submissions only.

Room Temperature: Undetermined
Refrigerated: Undetermined
Frozen (-20 °C): Undetermined
1 Strychnine Gas Chromatography (GC) ng/mL 20 Poison

Interface Map

LOINC® Information