Aliquot from a random urine sample.
Onsite [NJH]: Transport to lab within 1 hour.
Preferred volume: 1 mL aliquot from a random urine sample.
Minimum Volume: 0.1mL aliquot from a random urine sample.
Offsite: Frozen. Send urine aliquot Priority Overnight via FedEx and in a well insulated container on dry ice.
Analyze Immediately at RT (15-25°C)
48 hours refrigerated at 2-8°C
Random urine sample is the only acceptable sample type.
Monday - Friday
Ion Selective Electrode
Adult: <50mg/24 hours
Pediatric: : <50mg/24 hours