Niobium (Nb) Back Catalog number: 58041 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 59747 Metals Mix Price on request 73309 Methyl 11-eicosenoate (C20:1n-9) Price on request 4PM101 2,2',4,5,5'-Pentachloro-4'-methoxybiphenyl, 1.2ml x 50ug/ml, nonane Price on request