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HelpTest ID NBLD0164 Calcium, 24 Hr Urine
AKA
Ca, Urine
Specimen Type/Requirements
Collect 24-hour urine.
24hr collection: Refrigerate during collection, no preservative,
record total volume, mix well before aliquoting. If more than one
urine container is collected, use proportional quantities from each
well mixed container for the aliquot.
Specimen Volume
| Preferred Volume | 5.0 mL urine aliquot |
| Minimum Volume | 1 mL urine aliquot |
Stability/Transport
| Room Temperature | 2 days | |
| Refrigerated | 4 days | Preferred for Transport |
| Frozen | 3 weeks |
Performed Test Frequency
Monday-Sunday
Methodology
Arsenazo III
Performing Lab
Sanford Laboratories Fargo-Core Lab
CPT
82340
Additional Information
Acidify to pH <2.0 prior to testing with 6N HCL. Centrifuge before testing.