Table V

Vapour Pressures at the Melting Points for the PGMs


Element Melting point T, K Vapour pressure p, bar

Ru 2606 1.045 × 10−5
Rh 2236 5.050 × 10−6
Pd 1828.0 4.227 × 10−5
Os 3400 7.753 × 10−5
Ir 2719 9.837 × 10−6
Pt 2041.3 1.896 × 10−7