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Pathology and Laboratory Medicine
Test Catalogue

​Lactate, Fluid


​Ordering Recommendation

  • ​Fluid other than pleural fluid for lactate must be approved by the biochemist on call

​Specimen Requirements​

  • ​Pleural Fluid
  • Miscellaneous Fluids
​Collection Procedure
  • ​Prechill tube
  • Send all samples to lab on ice
​Required Volume
  • ​Optimal Volume:
    • 6 mL Full collection tube
    • 3 mL Full low dose balanced heparin syringe
  • Minimum Volume: 1 mL
    (Submitting the minimum volume makes it impossible to repeat the test or perform confirmatory/reflex testing. In some situations, a minimum volume may require a second collection.)
  • ​1 hour
Grounds for Rejection​

Testing Information​ ​

  • ​24 hours a day
Testing Site​
  • ​RUH, SPH
Results Reporting​
  • Within 1 hour
  • ​Amperometric assay
SHR LIS Test Code​
  • ​Pleural Fluid – LACPL
  • Miscellaneous Fluid, cleared-LAFNS (For Laboratory Use Only)


​If you choose to print this information, it is valid only on date of print.

Laboratory Controlled Document LSM-165 v2

Last Modified: Wednesday, October 30, 2019 |
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