Austin Pathology

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Ammonia - Plasma

Alternate Names
NH3
Ordering Information

Lithium Heparin (GREEN TOP GEL) on ice is the preferred sample type.

Ensure that the correct volume of blood is collected - do not UNDER-fill.

No other tests should be assigned to this tube.

 

Please note: As of 24/2/2020, Ammonia measured on Beckman-Coulter AU.

Laboratory
Biochemistry
Specimen
Blood
Container
Lithium Heparin - Gel (mint green)
Collection Instruction
Place tube on ice & send to laboratory immediately
Additional Collection Instructions

Please fill tube with the required volume of blood, as exposure to air spuriously increases the level of ammonia.

Minimum Adult Volume
5mL
Minimum Paediatric Volume
1mL
Frequency
Daily
Reference Interval

As of 24/2/2020:

Ammonia Reference Interval: ALL: 18 - 72 umol/L

 

Prior to 24/2/2020:

Ammonia Reference Interval: MALE:  16 - 60 umol/L

Ammonia Reference Interval: FEMALE:   11 - 51 umol/L