EPA 1620 Standard 2 Back Catalog number: 52140 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 58250 Tin (Sn) Price on request 1871.22-K-CY n-Hexadecylcyclohexane, 1000µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-1, Cas.no. 6812-38-0 Price on request 8802.6-50-ME 1H,1,H,2H,2,H-Perfluorohexan-1-ol (2-Perfluorobutyl ethanol), 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 2043-47-2 Price on request