Fentanyl-D5 Back Catalog number: 96501 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 82477 Gas-Liquid Partitioning Surrogates - Method 8261 Price on request 53050 Interference Standard 3 Price on request 66021 PCB No. 21, 100µg/ml in Isooctane, 1ml Price on request