beta-Hydroxybutyrate

Testing Laboratory

Auckland Te Toka Tumai | Auckland Hospital

Department

Chemical Pathology

Delphic Registration Code (Alpha Code)

OHB

Test Code (Numeric Code)

0418

Laboratory Handling

Transport

Serum/plasma samples must be separated within 6 hours

Separating

Serum/plasma samples must be separated within 6 hours

Sample Stability

12 hours at room temperature, 48 hours at 2-8 ℃, 7 days at -20 ℃

Synonyms

Acetone

Turnaround Time

3 hours

Specimen Type

  • Plasma
  • Serum

Specimen Requirements

Tube/Container Type:

Preferred
  • Lithium Heparin PST- Gel (Light Green Cap)
Acceptable
  • Lithium Heparin - Non-gel (Green Cap)
  • Plain (Red Top)
  • SST II (Gold Cap)
Preferred Sample Volume (ml)

4.5

Paediatric Specimen Requirements

Tube/Container Type:

Preferred
  • Heparin (Microtainer)
Acceptable
  • Lithium Heparin - Non-gel (Green Cap)
  • Lithium Heparin PST- Gel (Light Green Cap)
  • Plain (Red Top)
  • SST II (Gold Cap)
Minimum Sample Volume (ml)

0.5

Last updated: 09/03/2026