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Styrene Exposure Profile, Urine
Test Code11973
CPT Codes
82542, 82570
Includes
Phenylglyoxylic Acid and Phenylglyoxylic Acid (Creatinine corrected)
Mandelic Acid and Mandelic Acid (Creatinine corrected)
Mandelic Acid plus PhGA (Creatinine corrected)
Creatinine
Mandelic Acid and Mandelic Acid (Creatinine corrected)
Mandelic Acid plus PhGA (Creatinine corrected)
Creatinine
Preferred Specimen
3 mL urine collected in a plastic, preservative-free urine container
Minimum Volume
1.1 mL
Instructions
Collect sample at end of shift.
Acidify with 1.0 mL acetic acid per 100 mL urine. Frozen stability was determined without acid.
Acidify with 1.0 mL acetic acid per 100 mL urine. Frozen stability was determined without acid.
Transport Temperature
Refrigerated (cold packs)
Specimen Stability
Room temperature: 5 days
Refrigerated: 30 days
Frozen: 30 days
Refrigerated: 30 days
Frozen: 30 days
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Received room temperature
(Note: rejection criteria pertain to clinical specimen submissions only)
(Note: rejection criteria pertain to clinical specimen submissions only)
Methodology
High Performance Liquid Chromatography/Tandem Mass Spectrometry (LC-MS/MS) • Colorimetry (C)
FDA Status
This test was developed and its performance characteristics determined by NMS Labs. It has not been cleared or approved by the US Food and Drug Administration.
Setup Schedule
Set up: Varies; Report available: 7 days (If Positive: 12 days)
Reference Range
See Laboratory Report
