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Department

Heartlands Biochemistry Laboratory Biochemistry

Preferred Sample Type

Magnesium (urine)

Suitable Specimen Types

Plain Spot Urine
24 Hour Urine Plain

Minimum sample volume 0.5 mL

Sample Processing in Laboratory

Acidify urine on receipt by laboratory

Sample Preparation

24 hour urine into plain container (black label) or random spot urine suitable

Magnesium (urine)

Notes

Please note, from 22/7/19 analysis performed using Abbott Alinity analyser. The test is awaiting UKAS accreditation.

Reference Range

2.4-6.5 mmol/24hr (Source: Pathology Harmony recommendations)