Herbicide Spiking Standard - TCLP Procedure Back Catalog number: 19249 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 682353 2-(2-Butoxyethoxy)ethanol, 1000mg Price on request X9054 4,4’-DDD Price on request C11472000 4-Chlorophenol, certified, 0.5g Price on request