CLP Pesticide Lab Control Standard Back Catalog number: 21061 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1450.15-250MG 4-n-Nonylphenol, neat, Solvent-neat, Unit 250mg, # of units-1, Cas.no. 104-40-5 Price on request 679267 Butylparaben, 100mg Price on request 679954 3,4-Dichloronitrobenzene, 250mg Price on request