o-, m-, p-Xylene (as Methylhippuric Acid), Occupational Exposure, Urine

CPT: 82570; 83921
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Test Details

Synonyms

  • Xylene

Use

Evaluate exposure to o-, m-, p-xylene

Methodology

Gas chromatography/flame ionization detection (GC/FID); spectrophotometry (SPEC)

Specimen Requirements

Specimen

Urine (random)

Volume

10 mL

Minimum Volume

2 mL

Container

Plastic urine container without preservative

Collection

Urine container should be filled to prevent loss of volatile compound into headspace.

Storage Instructions

Refrigerate; specimen may also be frozen.

Causes for Rejection

Urine from preservative tube

LOINC® Map

Order Code Order Code Name Order Loinc Result Code Result Code Name UofM Result LOINC
791128 o,m,p Xylene as Methylhippuric 809530 Creatinine mg/dl 2161-8
791128 o,m,p Xylene as Methylhippuric 808926 Methylhippuric Acid g/l 21387-6
791128 o,m,p Xylene as Methylhippuric 808927 Methylhippuric Acid g/g creat 13774-5
791128 o,m,p Xylene as Methylhippuric 791131 o.m.p-Xylene as Methylhippuric N/A

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