Opiate (4 Drugs) Confirmation, Urine      Number 713644 CPT 83925 Test Includes GC/MS confirmation for codeine, hydrocodone, hydromorphone, and morphine Special Instructions Chain-of-custody documentation is required for samples submitted for pre-employment, random employee testing, and forensic purposes. For other applications, use the standard request form. Please mark chain-of-custody test number on the request form. Specimen Urine Volume 20 mL Container Use plastic urine drug bottle and tamper-evident seal for forensic specimen. Collection kits are available by request from the laboratory. Collection Urine temperature monitoring is recommended for samples to be tested for medicolegal purposes. Storage Instructions Maintain specimen at room temperature unless arrival at the laboratory will extend beyond 7 days. If arrival extends beyond 7 days, then refrigerate. Causes for Rejection Quantity not sufficient for analysis; improper specimen (serum, plasma, blood); incomplete chain-of-custody documentation; incomplete specimen identification Reference Interval Detectability: 300 ng/mL Use Drugs of abuse testing Methodology Gas chromatography/mass spectrometry (GC/MS)

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