Chlorpyrifos, 1000µg/ml in Hexane 1ml Back Catalog number: 81403 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 10972.12-100-AN 6-Amino-2-ethoxynapthaline,100 µg/mL,acetonitrile,1mL, Price on request 681819 2-Methyl-1,2-benzisothiazolin-3-one, 25mg Price on request 93984 WS Disinfection By-Products - Cal Check 2 Price on request