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Specimen Collection

Test Name	Ammonia (NH3)
Test Code	AMM
Specimen Type	Lithium Heparin Must be arterial or venous; CAPILLARY SPECIMEN NOT SUITABLE
Minimum Volume	0.5 mL
Comments	Send on ice pillow to Core Laboratory immediately. LAB NOTES: At RCH: Centrifuge & test immediately. At RWH: Cold centrifuge immediately on receipt. Aliquot plasma and immediately send on cold pack to the RCH Core Laboratory. Notify 9345 6278 on dispatch. After hours send with external courier. EXTERNAL LABORATORIES: Cold centrifuge immediately on receipt of sample. Aliquot plasma and transport to RCH on dry ice, immediately
Assay Performed	Biochemistry RCH 9345 4200
Assay Frequency	Urgently