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Laboratory Test Directory

Glutaric Acid


Name Method Department Units
Glutaric Acid Gas Chromatography/Mass spectrometry
Core Lab, Metabolic chemistry

Specimen Requirements

Serum Spun, Plasma Spun

Container Type Container Size Specimen Volume

Red tube, (no anticoagulant), No Gel

3 mL 3 mL

Green tube (Lithium heparin), No Gel

3 mL 3 mL

Refrigerated - 4 hour(s)
Frozen - Indefinite week(s)

Specimen Preparation

  • Centrifuge, remove plasma/serum and freeze
  • Place on ice immediately after collection
  • Transport to the lab immediately after collection

Reasons for Rejection

  • Wrong collection tube
  • Collected in tube with gel separator
  • Not received at proper temperature
  • Not received within specified time frame
  • Not frozen within specified time frame


Test should be used to monitor diet or dietary therapy. NOT to be used for diagnostic workup. If ordered as a follow-up to a failed newborn screen test, please submit a copy of the state newborn screen test results with the sample.

CPT Code

  • 83921