CWA Organophosphorous Pesticides Back Catalog number: 38135 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1543.10-K-IOX5 n-Decane-d22, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-5, Cas.no. 16416-29-9 Price on request 52067 Spiking Standard 5 Price on request 679665 13C6-Mefenamic acid, 10mg Price on request