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Chloride, CSF
Test CodeCLCSF
Alias/See Also
4004
CPT Codes
82438
Preferred Specimen
1 mL CSF collected in a sterile, plastic, leak-proof CSF tube
Minimum Volume
0.5 mL
Transport Temperature
Refrigerated (cold packs)
Specimen Stability
Room temperature: 14 days
Refrigerated: 14 days
Frozen: 6 months
Refrigerated: 14 days
Frozen: 6 months
Methodology
Coulometric Titration
Setup Schedule
Set up: Mon-Fri; Report available: Same day after receipt at the performing laboratory. Add two (2) days for transport.
Reference Range
122-132 mEq/L
Performing Laboratory
Quest Diagnostics Nichols Institute
14225 Newbrook Drive
Chantilly, VA 20153
Last Updated: August 11, 2023