Sodium arsenate dibasic heptahydrate (As) Back Catalog number: 50647 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended S-4141-KIT-8X10ML Nitrogen Calibration Set-High Boiling Solvents Units: 1x1mL ampoules or 10mL screw-capped bottle Nitrogen introduced using Carbazole Catalogue No. Concentration Matrix: isooctane mg/kg (ppm) S-4141-0 Blank S-4141-03 Price on request 0280.32-10MG Periflanthene, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 188-94-3 Price on request CA14950050 Metazachlor oxanilic acid (OA), 10mg Price on request