Niobium (Nb) Back Catalog number: 57041 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 673338 Linuron, 10.0 µg/ml, Acetonitrile, 10ml Price on request 10590.14-50X2 Tetrabromobisphenol S dimethyl ether Price on request ACQ-AQ20-115 Ethanol standard in water,2.0g/L,water, 1.5mL Price on request