Haemoglobin H (Blood)

Testing Laboratory

Counties Manukau | Middlemore Hospital

Department

Haematology

Delphic Registration Code (Alpha Code)

AAAA

Test Code (Numeric Code)

0000

Laboratory Handling

Sample Stability

Supravital stain for HbH inclusions should be performed on fresh EDTA anticoagulated blood as quickly as possible. Hb electrophoresis can be performed up to 7 days post collection if stored at 4 degrees C.

Synonyms

HbH, Haemoglobin H inclusions

Turnaround Time

1 week

Available routine hours only

Specimen Type

  • Whole Blood

Specimen Requirements

Tube/Container Type:

Preferred
  • EDTA (Lavender Cap)
Acceptable
  • EDTA (Microtainer)
  • Please refer to Additional Information below
Preferred Sample Volume (ml)

3

Paediatric Specimen Requirements

Tube/Container Type:

Preferred
  • EDTA (Microtainer)
  • Please refer to Additional Information below

Additional Specimen Information

Microcollect - 1 full EDTA microtainer

Last updated: 14/11/2025