Diazepam (Blood)

Testing Laboratory

Department

Chemical Pathology

Delphic Registration Code (Alpha Code)

SBZO

Test Code (Numeric Code)

0902

Laboratory Handling

Separating

Centrifuge and separate blood as soon as possible after collection

Laboratory

LabPLUS Toxicology

Sample Stability

Stable for at least one week at 2-8 degrees and one month at -20 degrees.

Synonyms

Diazepam, Benzodiazepines

Turnaround Time

1 week

Performed weekly

Specimen Type

• Serum

Specimen Requirements

Tube/Container Type:

Preferred

• Plain (Red Top)

Acceptable

• Lithium Heparin - Non-gel (Green Cap)

Preferred Sample Volume (ml)

4

Paediatric Specimen Requirements

Tube/Container Type:

Preferred

• Plain(Microtainer)

Preferred Sample Volume (ml)

0.5

Pre-testing Requirements

Specimens should be collected shortly before administering the next dose of the drug.

Additional Specimen Information

Tubes containing gel (SST and PST) are NOT acceptable.

Aliquot Instructions

Sample Type

• Serum

Transport to Lab

Ambient (8 - 24 degrees Celsius)
Chilled (2 - 8 degrees Celsius)

Additional Referral/Aliquot Information

Centrifuge and separate blood as soon as possible after collection.

If sending within Auckland then sample can be sent refrigerated (2-8 degrees) or at ambient temperature (8-24 degrees).

If sending from outside Auckland then send sample refrigerated (2-8 degrees).

Note: If temperature during shipping is likely to exceed 24 degrees then results may not always be reliable.

Test Method

Liquid Chromatography Time-of-Flight Mass Spectrometry

Uncertainty of Measurement

12%

Contact Information