CLP Pesticide Lab Control Standard Back Catalog number: 21061 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 682860 Diethylene glycol monomethyl ether, 250mg Price on request C10539500 1H-Benzotriazole, 100mg Price on request 2034.12-50-T 1,2,3,4-Tetrachlorodibenzo-p-dioxin, 50µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 30746-58-8 Price on request