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St. John Health System
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Index:

Chromium RBC

Order Name Chromium RBC
Test Number: 6906961
Revision Date 12/12/2022
Test Name Methodology LOINC Code
Chromium RBC
Inductively-Coupled Plasma/Mass Spectrometry 5621-8 
SPECIMEN REQUIREMENTS
Specimen Specimen Volume (min) Specimen Type Specimen Container Transport Environment
Preferred 1 mL (0.4 mL) Processed RBCs Royal Blue - EDTA (Trace Element Free) Refrigerated
Instructions Specimen Type: Royal blue-top (potassium EDTA) tube
Specimen Storage: Refrigerated
Specimen Collection: Centrifuge and separate plasma within two hours of collection. Leave RBCs in the original collection container and replace stopper. Submit only the RBCs to the laboratory.
Special Instructions: Testing referred to National Medical Services TC 1261R
Specimen Stability: Ambient: 30 days, Refrigerated : 30 days, Frozen: Not Stable
GENERAL INFORMATION
Expected TAT 10 - 16 days  
Notes Labcorp Test Code: 810838
CPT Code(s) 82495
Service Provided By Labcorp Oklahoma, Inc.
Lab Section Reference Lab