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Test Code LAB814 Calcium, Urine, 24 Hours

Methodology

Photometric, Ca-Arsenazo

Performing Laboratory

RCH

Specimen Requirements

10 mL from a 24-hour urine collection in a plastic urine container. No preservative. Send specimen refrigerated.

Note:  1. 24-Hour volume is required on request form for processing.

            2. Follow instructions in “Urine Collection” in “Special Instructions.”

Specimen Stability

Ambient: 5 days

Refrigerated: 5 weeks

Frozen: -20 C for 6 months

Day(s) Test Set Up

Monday through Sunday

Test Classification and CPT Coding

82340

Special Instructions