Fig. B1. Results of Model B and Model CFD solutions for non-packed sample tube; solid line – experiment, ■ model B, ▲ model CFD; a) T=313 K, p=3.00×105 Pa, Fv=5.00×10-7 m3/s; b) T=333 K, p=2.00×105 Pa, Fv=5.00×10-7 m3/s; c) T=353 K, p=3.00×105 Pa, Fv=5.00×10-7 m3/s