Diphenylamine Back Catalog number: 90447 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended DF-SS-A Mass-Labelled PCDD Sampling Spike Solution, 1.2ml x 1000ng/ml, nonane Price on request 53078 Instrument Standard 2 Price on request 1684.17-10MG Benzanthrone, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 82-05-3 Price on request