Nitrosamines Standard Back Catalog number: 95640 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 0030.26-200-DC Dibenzo[b,k]chrysene, 200µg/mL, Solvent-dichloromethane, Unit 1mL, # of units-1, Cas.no. 217-54-9 Price on request 96583 Dextromethorphan Price on request 92683 Pesticide Mix #1A Price on request