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Test Code LAB10563 Chlordiazepoxide (Librium)

Department

SEND OUTS

Reference Lab Test Number

CHLRP

Collection Requirements

PROTECT FROM LIGHT

Refer To

Warde Lab

Primary Collection Container

Red (No Gel)

Transport

Serum or plasma refrigerated

Preferred Transport Temperature

Refrigerated

Processing

PROTECT FROM LIGHT.

Centrifuge, separate and send 1.0 mL serum in a screw-capped plastic vial.

Stability

Ambient: 48 hours

Refrigerated: 7 days

Frozen: 2 weeks

Minimum Testing Volume

0.5 mL

Reference Range

Chlordiazepoxide

Therapeutic: 100–3000 ng/mL Toxic Range: >5000 ng/mL

Norchlordiazepoxide: 100–1000 ng/mL

Methodology

High Performance Liquid Chromatography

Performed

Monday, Wednesday, and Friday

Reported

3 – 4 days

CPT Codes

G0480

Unacceptable Conditions

SST Tubes.

Specimen not protected from light.

Additional Information

Includes Nordiazepam.