CLP - Pesticide Surrogate Spike Solution Back Catalog number: 20023 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended DF-23469-S 2,3,4,6,9-Pentachlorodibenzofuran (or 1,4,6,7,8), 1.2ml x 50ug/ml, nonane Price on request 1631.10-25MG Cimetidine sulphoxide dihydrochloride, neat, Solvent-neat, Unit 25mg, # of units-1, Cas.no. 54237-72-8 Price on request 96599 Methylphenidate Price on request