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Laboratory Medicine

Test Directory / Chloride

Chloride

Brown clotted serum, gel barrier or lithium heparin

TestChloride
Common AbbreviationsCL, CHL
ProfileNA
Tube typeBrown clotted serum, gel barrier or lithium heparin
Clinical IndicationChloride is involved in the maintenance of water distribution, osmotic pressure and anion-cation balance in the extracellular fluid. Measurement is required for the calculation of the anion gap and is useful for the diagnosis of acid-base disturbances.
Specimen TypeBlood
Sample typeSerum
Minimum Volume0.5mL If requesting more than 10 tests please send an additional brown clotted serum sample.
Special PrecautionsNo special requirements
Stability7 days at 2 - 25°C
Turnaround TimeInpatient: 4 hours Outpatient/ GP: 24 hours
LaboratoryYork and Scarborough
Reference Interval95-108 mmol/L (Recommended by Pathology Harmonisation Reference Group)
LimitationsHaemolysed or grossly lipaemic samples should not be tested. Perchlorates (propellants, thyroid investigation) can give falsely high results.
Notes
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