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Chemistry/Chemistry: Electrical And Wave EnergyNo:290.02
Actinide series element (i.e., ac, th, pa, u, np, pu, am, cm, bk, cf, es, fm, md, no, or lr) or compound containing No:290.04
Rare earth metal (i.e., sc, y, la, ce, pr, nd, pm, sm, eu, gd, tb, dy, ho, er, tm, yb, or lu) or compound containing No:290.05
Organic compound containing No:290.06
And noble metal (i.e., ru, rh, pd, os, ir, pt, ag, or au) or compound containing No:290.07
And free carbon containing No:290.12
Refractory metal (i.e., ti, v, cr, zr, nb or cb, mo, hf, ta, or w) or compound containing (12) No:297.03
Vacuum support No:297.04
Float or buoyant support |
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