Purpose
Exposure Monitoring
Method(s)
High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS)
Suggested CPT Code(s)
83789
New York State Approval Status

Approved

Known Interference(s)
o-Toluidine [LC-MS/MS]: N-Methylaniline
Turnaround Time

8 days

Test Includes
1 o-Toluidine 1-Amino-2-methylbenzene; 1-Methyl-2-aminobenzene; 2-Amino-1-methylbenzene; 2-Aminotoluene; 2-Methyl-1-aminobenzene; 2-Methylaniline; 2-Methylbenzenamine; o-Aminotoluene; o-Methylaniline; o-Methylbenzenamine; o-Tolyamine High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) ng/mL 0.25 Industrial chemical N-Methylaniline

Specimen Type
Urine
Requested Volume
7 mL
Minimum Volume
3.2 mL
Special Handling
Collect urine in a 50 mL plastic bottle containing 5 grams of citric acid. Collect sample at end of shift.
Specimen Container
Plastic container (preservative-free)

Additional Collection Instructions

Transport Temperature
Refrigerated
Light Protection
Not Required
Rejection Criteria
None

Rejection criteria pertain to clinical specimen submissions only.

Stability
Room Temperature: 30 day(s)
Refrigerated: 30 day(s)
Frozen (-20 °C): 30 day(s)
1 o-Toluidine 1-Amino-2-methylbenzene; 1-Methyl-2-aminobenzene; 2-Amino-1-methylbenzene; 2-Aminotoluene; 2-Methyl-1-aminobenzene; 2-Methylaniline; 2-Methylbenzenamine; o-Aminotoluene; o-Methylaniline; o-Methylbenzenamine; o-Tolyamine High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) ng/mL 0.25 Industrial chemical N-Methylaniline

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