COD Calibration Standard Back Catalog number: 50451 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2254.10-K-IO 4-Methyl-8-nitroquinoline, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 2801-29-8 Price on request 70452 N-Nitrosomorpholine Price on request 1106.14-100-T 9-Nitroanthracene, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 602-60-8 Price on request