Purpose
Occupational Exposure Monitoring for Benzene Exposure
Method(s)
Colorimetry (C)
High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS)
Suggested CPT Code(s)
82570
83921
New York State Approval Status

Approved

Turnaround Time

8 days (If Positive: 12 days)

Test Includes
1 Creatinine Colorimetry (C) mg/L 100 Biological Marker (Renal)
2 S-Phenylmercapturic Acid Benzene Metabolite High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) mcg/L 5 Metabolic Marker
3 S-Phenylmercapturic Acid (Creatinine corrected) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) mcg/g Creat
4 t,t-Muconic Acid Benzene Metabolite High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) mcg/L 100 Metabolic Marker
5 t,t-Muconic Acid (Creatinine corrected) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) mcg/g Creat

Test Also Known As
Organic Acids
Reflex Tests
Test Code Test Name
6022U Specific Gravity Confirmation, Urine
Specimen Type
Urine
Requested Volume
5 mL
Minimum Volume
2.1 mL
Special Handling
None
Specimen Container
Plastic container (preservative-free)

Additional Collection Instructions

Transport Temperature
Refrigerated
Light Protection
Not Required
Rejection Criteria
Received Room Temperature.

Rejection criteria pertain to clinical specimen submissions only.

Stability
Room Temperature: 5 day(s)
Refrigerated: 14 day(s)
Frozen (-20 °C): 14 day(s)
1 Creatinine Colorimetry (C) mg/L 100 Biological Marker (Renal)
2 S-Phenylmercapturic Acid Benzene Metabolite High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) mcg/L 5 Metabolic Marker
3 S-Phenylmercapturic Acid (Creatinine corrected) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) mcg/g Creat
4 t,t-Muconic Acid Benzene Metabolite High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) mcg/L 100 Metabolic Marker
5 t,t-Muconic Acid (Creatinine corrected) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) mcg/g Creat

Interface Map

LOINC® Information