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Test Code FPHEN Benzene as Phenol, Occupational Exposure, Urine

Reporting Name

Benzene as Phenol, Occ Exposure, U

Performing Laboratory

Medtox Laboratories, Inc.

Specimen Type


Specimen Required

Collect 10 mL random urine without preservatives. Ship refrigerated in a plastic container.

Specimen Minimum Volume

1.2 mL

Specimen Stability Information

Specimen Type Temperature Time Special Container
Urine Refrigerated (preferred) 14 days
  Frozen  180 days

Reject Due To

Hemolysis NA
Lipemia NA
Icterus NA
Other NA

Reference Values

Creatinine:  >50 mg/dL


Phenol: mg/L

Phenol: mg/G creat


Normal (unexposed population):

      less than 10 mg/L



      Biological Exposure Index (BEI): 50 mg/g creatinine  (End of Shift)



      Not Established


Day(s) and Time(s) Performed

Monday through Sunday

CPT Code Information



LOINC Code Information

Test ID Test Order Name Order LOINC Value
FPHEN Benzene as Phenol, Occ Exposure, U Not Provided


Result ID Test Result Name Result LOINC Value
Z1201 Creatinine 2161-8
Z1063 Phenol 2758-1
Z1064 Phenol 13487-4

Analytic Time

7 days

Method Name

Gas Chromatography/Flame Ionization Detection (GC-FID)

Spectrophotometry (SPEC)