COD Calibration Standard Back Catalog number: 50241 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 0483.16-200-T Benzo[b]naphtho[1,2-d]thiophene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 205-43-6 Price on request I274992 Imidacloprid-d4, 2,5mg Price on request X9202 1,2,4-Trichlorobenzene Price on request