Kerosene K2 Back Catalog number: 51022 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2170.20-100-T 1-/3-Nitrobenzo[e]pyrene Price on request 9192.10-10MG (+/-)-Cotinine-d3 (N-methyl-d3), neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 110952-70-0 Price on request 94979 PCB Congener Mix #1 Price on request