Method 1613 Calibration Solution [CS1], in Nonane, 0,2ml Back Catalog number: EDF-9999-1 Availability: In the manufacturer's stock Price on request - + Recommended 2700.8-K-ME Isocaffeine (1,3,9-Trimethylxanthine), 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 519-32-4 Price on request C-090N 2,2',3,4',5-Pentachlorobiphenyl, 5mg Price on request 0212.18-10MG Chrysene, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 218-01-9 Price on request