Brown, G. N., Jr., Ziegler, W. T., 1980, "Vapor pressure and heats of vaporization and sublimation of liquids and solids of interest in cryogenics below 1-atm pressure" Adv. Crog. Eng., 25, 662-670. Table 5. Entered by Leslie Young, SwRI, Apr 10, 2011 (layoung@boulder.swri.edu). Notes: (1) (O2)4, Degree of polynomial. Brown & Ziegler have 2, but coefficients are listed for degree 3. Polynomial designation Degree of polynomial A0 A1 A2 A3 A4 A5 ---------------------- -------------------- ------------- -------------- -------------- -------------- -------------- ------------- (p-H2)1 3 2.00648718e+2 -7.68491547e-1 2.86608401e-1 -1.05677175e-2 0 0 (p-H2)2 4 1.82341589e+2 5.04655475 -2.78851470e-2 3.75516040e-3 -3.21874215e-4 0 (O2)1 3 2.28686318e+3 -1.16726709e+1 9.90903451e-2 -5.59355862e-4 0 0 (O2)2 2 2.17982755e+3 -3.93880325 -1.42928214e-3 0 0 0 (O2)3 3 2.10631042e+3 5.51297832 -3.23295954e-2 -1.23333898e-3 0 0 (O2)4 2 2.03935971e+3 1.37906641e+1 -2.51682479e-1 0 0 0 (N2)1 3 1.93567073e+3 -1.23956813e+1 1.29835257e-1 -9.05113142e-4 0 0 (N2)2 3 1.74787117e+3 -1.66883920 2.80155636e-2 -5.52325058e-4 0 0 (N2)3 3 1.76584691e+3 -1.12048675e+1 8.99945336e-1 1.74859427e-2 0 0 (F2)1 3 2.41901080e+3 -1.97136996e+1 2.13593494e-1 -1.18043213e-3 0 0 (F2)2 2 1.99456104e+3 2.44341324 -7.28491147e-2 0 0 0 (F2)3 2 1.99260786e+3 9.42167232 -1.41156515e-1 0 0 0 (CO)1 3 2.28057230e+3 -1.74014373e+1 1.62183373e-1 -9.13957774e-4 0 0 (CO)2 2 1.85501140e+3 3.25281178 -6.83327351e-2 0 0 0 (CO)3 5 1.89343094e+3 7.33091373 1.09658103e-2 -6.06576657e-3 1.16607568e-4 -7.8957071e-7 (CO2)1 4 6.26891952e+3 9.87685955 -1.30996632e-1 6.27346551e-4 -1.26990433e-6 0 (Ne)1 2 4.10014396e+2 6.45783223 -2.29854677e-1 0 0 0 (Ne)4 3 4.48121436e+2 5.45707298 -4.83467001e-2 -2.85169107e-3 0 0 (Ar)1 2 1.80361227e+3 1.07629316 -4.64775453e-2 0 0 0 (Ar)2 4 1.83343436e+3 8.04184233 -2.15909035e-1 2.48858202e-3 -1.22749798e-5 0 (Kr)1 2 2.61380902e+3 -6.33797250e-1 -2.67548825e-2 0 0 0 (Kr)2 5 2.67388195e+3 5.38112239 -1.47093834e-1 1.60777468e-3 -8.35972360e-6 1.23132564e-8 (Xe)1 2 3.63039899e+3 -2.73782505e-1 -2.07569185e-2 0 0 0 (Xe)2 5 3.83005277e+3 2.77745931 -7.54373551e-2 6.87360893e-4 -3.06131550e-6 4.31942106e-9 (CH4)1 4 1.70221507e+3 2.67601059e+1 -4.70352164e-1 3.26628435e-3 -9.12879608e-6 0 (CH4)2 4 2.18042941e+3 2.08564398 -1.25597469e-1 8.20425270e-4 -2.78035132e-6 0 (C2H4)1 4 4.78014203e+3 -8.97349929 -2.44425948e-2 2.92601344e-4 -9.03503556e-7 0 (C2H4)2 5 4.57648408e+3 5.91638354 1.23926494e-1 -5.28773642e-3 5.76289852e-5 -2.23387324e-7 (C2H6)1 4 2.96774928e+3 -5.97889705 -3.81206626e-2 2.99362648e-4 -8.02583563e-7 0 (C2H6)2 4 4.78487682e+3 1.39585485e+1 -2.11697992e-1 1.28437856e-3 -4.46166506e-6 0