1-(Heptafluorobutyryl)imidazole, 1ml Back Catalog number: 675965 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 71277 Dibenzo(a,l)pyrene Price on request 8706.12-100-IO 2,2',3,4,4',5',6-Heptachlorobiphenyl, 100 µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 52663-69-1 Price on request 0641.24-100-IO 5ß(H)-Cholane, 100µg/ml in Isooctane, 1ml Price on request