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Laboratory Medicine

Test catalogue

Free Fatty Acids, Serum

Test Name

Free Fatty Acids, Serum

Gold Tube Specimen Type / Requirements


Container Type = 1 Gold or Red top

Minimum Volume = 2mL Serum

Tubes must fill to at least ½ or greater of its vacuum capacity

Specimen Handling

Collection Instructions: Collect fasting (12hrs) sample in a red or gold top tube with or without gel separator. Write your initials, date and time of collection on the collection label.

Laboratory Staff Instructions: Separate and freeze immediately. Store and send frozen.

Stability: Stable frozen for 14 days.

Rejection Criteria: Specimens containing heparin are unsuitable for analysis - heparin plasma or patients receiving heparin therapy are unsuitable for analysis. Not frozen, unlabeled or samples of non sufficient quantity.

Transportation: Send samples to core laboratory as soon as possible.

Required Documentation

Turnaround Time (TAT)

14 days

Test Utilization

Reference Value

Free Fatty Acids: 100 - 900 µmol/L

Test Code




Testing Location

Referred Out – ON, Canada (ROICL02)

Other Information

Last Updated: January 20, 2020