Metals Mix Back Catalog number: 59411 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 52069 Spiking Standard 1 Price on request 2170.20-5MG 1-/3-Nitrobenzo[e]pyrene, neat, Solvent-neat, Unit 5mg, # of units-1, Cas.no. 91259-16-4 / 81340-58-1 Price on request 0682.28-200-IO (24R)-24-Methylcholesta-3,5-diene and (24R)-Ethylcholesta-3,5-diene, 200µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 102491-95-2 / 4970-37-0 Price on request