Niobium (Nb) Back Catalog number: 58041 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 59580 Conductance @ 20°C [10,000 µmho/cm] Price on request 11907.20-100G Fluorescein disodium salt dihydrate, 90%,neat,neat,100g, Price on request 71806 Acetic acid, 1000µg/ml in Water, 1ml Price on request