Ordering Guidance

Urine is the preferred specimen for D-lactate determination, order DLAU / D-Lactate, Urine.

For determination of L-lactate (lactic acid), order LACS1 / Lactate, Plasma

Specimen Required

Supplies: Sodium Fluoride/Potassium Oxalate Tube, 2 mL (T275)

Collection Container/Tube:

Preferred: Sodium fluoride/potassium oxalate tube

Acceptable: Green top (sodium heparin)

Submission Container/Tube: Plastic vial

Specimen Volume: 0.5 mL

Collection Instructions: Centrifuge, aliquot plasma into a plastic vial, and freeze immediately.

NOTE: If collecting in sodium heparin tubes, centrifugation must occur within one hour of collection.