0.3*100*100mm Niobium sheet Nb99.99% for experimental usee

0.3*100*100mm Niobium sheet Nb99.99% for experimental usee Special reminder: https://360plcworld.com can pay online. If you need more product pictures, more quantity, or other questions. (E-mail: sales@360dcs.com what app: +86 18602167154)