Color Back Catalog number: 50820 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 3580.14-K-T 9-Ethyl-3-nitrocarbazole, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 86-20-4 Price on request 2217.16-100-TX5 1-Nitropyrene-d9, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-5, Cas.no. 93487-20-8 Price on request 684339 D8-Morpholine, 100 µg/ml, Acetonitrile, 1ml Price on request