Fentanyl Back Catalog number: 73060 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended S-4529-5ML Reference Material ASTM 5010A, 5ml Price on request 70786 Permethrin (mix isomers), 1000μg/ml in MeOH, 1ml Price on request 92844 EPA Method 525.2 Pesticide Level 3 Price on request