Instrument Standard 1 Back Catalog number: 52077 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended PCB-SCS-H Mass-Labelled PCB Cleanup/Sampling Standards, 1.2ml, nonane Price on request 91639 Pesticide Standard Price on request 3338.12-100-CY Chlorfenvinphos, 100µg/mL, Solvent-c.hexane, Unit 1mL, # of units-1, Cas.no. 470-90-6 Price on request