EPA Method 551.1 Performance Check Sol’n Back Catalog number: 30115 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 0419.16-150-CY n-Hexadecane, ?13C: - 33.71, 150µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-1, Cas.no. 544-76-3 Price on request 70184 Fluorene Price on request 79394 Bromoxynil methyl ether Price on request