Hafnium (Hf) Back Catalog number: 57072 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2196.11-100-ME 1-Methyl-5-nitronaphthalene, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 91137-27-8 Price on request 71394 2-Amino-4,6-dinitrotoluene Price on request 8357.12 4-Amino-5-fluoro-PCB-163, Please inquire, Solvent-, Unit , # of units-, Cas.no. Price on request