Arsenic (As) Back Catalog number: 57033 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 3567.22-10MG 5,7,12,14-Pentacenetetrone, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 23912-79-0 Price on request 33042R EPA Method 531.1 - Analytes Mixture Price on request 8867.9-K-IO 6-Methylquinoxaline, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-, Cas.no. Price on request