Ammonia as N Back Catalog number: 50152 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 678513 Triadimenol, 100 µg/ml, Acetonitrile, 5ml Price on request DF-IS-D40 Mass-Labelled PCDD/PCDF Internal Standard Solution, 1.2ml, nonane Price on request 3937.3-1ML cis-1,3-Dichloropropene, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 10061-01-5 Price on request