Acids Mix Back Catalog number: 93880 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 682841 Putrescine dihydrochloride, 1000mg Price on request DF-LCS-C Mass-Labelled PCDD/PCDF Solution/Mixture, 1.2ml, nonane Price on request 1375.3-5ML 1-Propanol, neat, Solvent-neat, Unit 5mL, # of units-1, Cas.no. 71-23-8 Price on request