PCB No. 50, 100µg/ml in Isooctane, 1ml Back Catalog number: 66050 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 673986 Chlorpyrifos, 250mg Price on request 52340 Ammonium dihydrogen phosphate Modifier Price on request 2461.7-K-IP 3-Methyl-2-nitrophenol, 1000µg/mL, Solvent-isopropanol, Unit 1mL, # of units-1, Cas.no. 4920-77-8 Price on request