Fentanyl-D5 Back Catalog number: 96501 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended S-4415-20-25PEX4 ISO 9377-2MOD Extraction Solvent Stock Solution I 20ul of n-Heptane and 20mg of n-Tetracontane solved in 1000ml n-Pentane Price on request 93381 Semi-Volatile Standard Price on request 50162 Metals Mix Price on request