| A B C D E F G H I J K L M N O P Q R S T U V W X Y Z # |
URINE TOX SCR W METH/OXY/FENT REFLEX
Test CodeTOXSCRREFLEX
Alias/See Also
LC# 738526 ToxAssure (order TOXSCRREFLEX, BUPREN, and UCREAR)
CPT Codes
80307
Preferred Specimen
Sterile conatiiner
Minimum Volume
1.0 mL
Specimen Stability
Room Temperature: Not specified
Refrigerated: 5 days at 2-8°C
Frozen: Prolonged storage, freezing is recommended
Fentanyl:
Room Temperature: 4 weeks at 20-25°C
Refrigerated: 4 weeks at 2-8°C
Frozen: 6 months at -20°C
Refrigerated: 5 days at 2-8°C
Frozen: Prolonged storage, freezing is recommended
Fentanyl:
Room Temperature: 4 weeks at 20-25°C
Refrigerated: 4 weeks at 2-8°C
Frozen: 6 months at -20°C
Reference Range
Not detected at cut-off level:
| Drug Screen Cut-off Concentration | |
| Drug Group | Cut-off (< concentration below = Not detected) |
| Amphetamine/Methamphetamine Group | 1000 ng/mL |
| Barbiturate Group | 200 ng/mL |
| Benzodiazepine Group | 200 ng/mL |
| Cocaine | 300 ng/mL |
| Cannabinoids | 50 ng/mL |
| Opiate Group | 300 ng/mL |
| Phencyclidine | 25 ng/mL |
| Methadone | 300 ng/mL |
| Oxycodone | 100 ng/mL |
| Fentanyl | 5 ng/mL |
Last Updated: November 1, 2024
