Hafnium (Hf) Back Catalog number: 58072 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 8818.12-100-IO 2,2',3,3',4,5,5',6-Octachlorobiphenyl, 100 µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 68194-17-2 Price on request END-KET Endrin Ketone, 1.2mL x 100ug/mL, nonane Price on request N-MEFOSA-M N-methylperfluoro-1-octansulfonamide, 50µg/ml in MeOH, 1,2ml Price on request