“…Oxygen + 1,1,1,2,2,3, 3,4,4,5,5,6,6,9,9,10,10,11,11,12, 12,13,13,14,14, Two papers 112a,b,189 report single values at one temperature. The mole fractions are 6.14 Â 10 À3 at 298 K 112a,b and 6.4 Â 10 À3 at 310 K. 189 The values are classed as tentative. …”