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Test Code NBLD0484 Benzene as Phenol, Occupational Exposure, Urine

Additional Codes

Mayo Test Code: FPHEN

Performing Laboratory

Medtox Laboratories, Inc.

Specimen Type

Urine


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
Urine Refrigerated (preferred) 14 days
  Frozen  180 days

Reject Due To

Hemolysis

NA

Thawing

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

 

Exposed:

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

 

Toxic:

      Not Established

 

Day(s) and Time(s) Performed

Monday through Sunday

CPT Code Information

82570/Creatinine

84600/Volatiles

Method Name

Gas Chromatography/Flame Ionization Detection (GC-FID)

Spectrophotometry (SPEC)