KK Women's and Children's Hospital will NEVER ask you to transfer money over a call. If in doubt, call the 24/7 ScamShield helpline at 1799, or visit the ScamShield website at www.scamshield.gov.sg.
CG0069
                
            
                
            | Specimen Container | 
                                     Sodium Citrate Tube 
                                 | 
                            
| Specimen Requirement | 
                                     Citrated Whole Blood  
                                Adult: 2 mL Paediatric: 1 mL  | 
                            
| Specimen Storage/Transport | 
                                     Requires urgent specimen transportation to SGH laboratory. 
                                 | 
                            
| Orderable as Urgent? | No | 
| Turn Around Time | 
                                     2 days 
                                 | 
                            
| Reference Value(s) | 
                                     - 
                                 | 
                            
| Testing Laboratory Location | SGH | 
| Laboratory | Haematology | 
| Contact Number | 6394 1352 | 
| Day and Time Performed | 
                                     Mon – Fri 0800 hrs– 1700 hrs 
                                Sat 0800 hrs – 1200 hrs  | 
                            
| Orderable on CPOE? | Yes | 
| Downtime Form | |
| Additional Information | 
                                     Fill blood up to the black marking on tube and mix well. Overfilling of blood may cause clotting Under filling may cause dilution of clotting factors. 
                                 | 
                            
Last Updated - 27 May 2025
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