ASTM D-4815 Calibration Mix #2A Back Catalog number: 51214 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2005.12-100-IO 2,2',3,4,4',5,5'-Heptachlorobiphenyl, 100 µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 35065-29-3 Price on request 93511 WS Chlorinated Pesticide Amp 1 - Cal Check Price on request 53026 Alternate Interferents A Price on request