Test Directory

Zinc

Containers - Adult

White Cap	Volume Range 1.0 ml Additive per Container None
Trace Metal	Volume Range 1.0 ml Additive per Container Heparin (these must be non-gel tubes so 'Gel' should not appear on label)
Orange Cap (Non-Gel)	Volume Range 1.0 ml Additive per Container Lithium-heparin (these must be non-gel tubes so 'Gel' should not appear on label)

Containers - Child

Orange Cap - Paediatric	Volume Range 0.60 ml Additive per Container Lithium-heparin

Reference ranges

Male and Female ≤ 9 years 10.0 - 18.0 µmol/L

Male > 9 years 11.0 - 18.0 µmol/L

Female > 9 years 10.0 - 18.0 µmol/L

Deficiency likely: <6 µmol/L

Laboratory Site

Glasgow Royal Infirmary

84 Castle Street
Glasgow
G4 0SF

Telephone: 0141 211 4000

Transport arrangements

Zinc is unstable - please ensure arrival to the lab within 3 hours of collection.

Special instructions for collection

Avoid application of zinc or castor oil ointment to the skin as this may cause significant contamination.

Anticipated turnaround

28 days

General additional information

Copper and selenium can be performed on same sample.

Samples sent to Scottish Trace Element and Micronutrient Reference Laboratory.