ASTM D-4815 Oxygenates Calibration Set Back Catalog number: 51063 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 10084.39-50-ME Bisphenol A bis(diphenyl)phosphate, 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 5945-33-5 Price on request 675517 Nitrapyrin, 10 µg/ml, Ethyl acetate, 10ml Price on request S-4763-2-10T Custom mix of C18-C22 alkyl PAHs, 23 components each 2µg/mL in Toluene (Sigma quality 155004, ACS Spectrophotometric grade)): Prepared gravimetrically by weighing components and solvent to a calculated 0,10mg/mL. This product has been diluted gravim Price on request