PT Congeners in Soil Back Catalog number: 38252 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 71262 Hexamethylphosphoramide Price on request C16908001 Sarafloxacin D8 hydrochloride trihydrate, certified, 10mg Price on request 10135.45-K-IO 4-n-Nonylphenol pentadecaethoxylate Price on request