Transfer the specimen to a Urine Monovette with pH stabilizer within 4 hours of sample collection.
Urine Monovette with pH stabilizer
Ambient - 14 days
Atomic absorption spectrometry (AAS) or colorimetric
Magnesium, along with potassium, is a major intracellular cation. Magnesium is a cofactor of many enzyme systems. Regulation of magnesium takes place mainly via the kidneys.