Test Name: Calcium 
Alternate Test Names Ca; Corrected Calcuim 
PLS Test Code CA  Laboratory Biochemistry 
Specimen Blood  Analysis Performed On Serum 
Container Serum Separator Tube (SST)  Container colour White 
Multiple specimens OR Lithium Heparin Gel Tube 
Required Volume Adult (mL) Req Vol Paediatric (mL)
Reference Ranges 2.10 - 2.60 mmol/L 
Turnaround Time Routine 4 Hours  Turnaround Time Urgent 2 Hours 
Turnaround Other  
Days test is performed Daily  Transport Room temperature 
Special Requirements None 
Patient Preparation None 
Collection Instructions Venepuncture. Avoid venous stasis caused by excessive use of tourniquet. 
Clinical Information Citrate, Oxalate and EDTA plasma are unsuitable When calcium is requested, both calcium and albumin are measured and both the total and corrected calcium results are published 
Sent to Reference Laboratory No 
Ref Laboratory Name  
Estimated Patient Fee N/A 
Last Updated 11-Mar-2008 (Version: 1.01)