1-(Heptafluorobutyryl)imidazole, 1ml Back Catalog number: 675965 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended DF-SS-A100 Mass-Labelled PCDD Sampling Spike Solution, 1.2ml x 100ng/ml, nonane Price on request 677659 Triphenyl phosphate, 10.0 µg/ml, , 10ml Price on request 674461 Ethoxyquin Dimer, 5mg Price on request