QC Standard 4 Back Catalog number: 52087 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 91202A Pesticide Standard Price on request 3081.11-K-IO 2,6-Dimethylquinoline, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 877-43-0 Price on request 72781 Terbufos sulfoxide Price on request