Free Fatty Acids, serum [FFA] | KK Women's and Children's Hospital

Specimen Container	Gel separator tube (Adult) Microtube (Paed)
Specimen Requirement	Plain Blood Adult: 3 mL Paediatric: 1.3 mL Invert blood 5 times after blood collection ensures the clot-activating factors is well mixed with the blood. This will ensure results are reliable.
Specimen Storage/Transport	Send specimen on ice to lab immediately.
Orderable as Urgent?	No
Turn Around Time	4 hr
Reference Value(s)	Not available. Results should be interpreted within the clinical context (e.g. fasting status) and in conjunction with other biochemical parameters including glucose, ketones, insulin etc.
Testing Laboratory Location	KKH
Laboratory	Clinical Chemistry
Contact Number	6394 1383
Day and Time Performed	Mon to Fri: 0800 hr - 1730 hr Sat: 0800 hr - 1230hr
Orderable on CPOE?	Yes
Downtime Form	Clinical Chemistry - Form A
Additional Information	Effective 10th January 2017

Change History Notes

Last Updated - 23 Apr 2025