Handbook of Solvents - George Wypych - ChemTech - Ventech!

90 George Wypych
Property
minimum
Value
maximum median
chemical oxygen demand, g/g 1.92 2.88 2.31
theoretical oxygen demand, g/g 1.67 2.93 2.44
biodegradation probability days-weeks
octanol/water partition coefficient -1.34 2.65
urban ozone formation 0.01 0.65 0.15
3.3.11 ACIDS
Property
minimum
Value
maximum median
boiling temperature, o C 20 337 164
freezing temperature, o C -83 137 -3
flash point, o C 37 140 100
autoignition temperature, o C 298 539 380
refractive index 1.285 1.551 1.421
specific gravity, g/cm 3
0.9 1.83 1.08
vapor density (air=1) 0.7 5.0 3.3
vapor pressure, kPa 0.00 410 0.08
viscosity, mPa.s 0.25 23.55 2.82
surface tension, mN/m 27.4 37.6 33
dissociation constant, pKa 0.23 4.88 4.25
donor number, DN, kcal/mol 2.3 20 10.5
acceptor number, AN 18.5 105 52.9
polarity parameter, ET(30), kcal/mol 43.9 57.7 54.4
specific heat, cal/K mol 2367 29.42 2.612
heat of vaporization, cal/g 4.8 5.58 4.80
dielectric constant 6.17 58.5 40.5
Hildebrand solubility parameter, cal 1/2 cm -3/2
9.79 15.84 12.29
Henry’s Law constant, atm/m 3 mol 1.26E-8 4.4E-5 1.67E-7
evaporation rate (butyl acetate = 1) 0.00 1.34 0.3
threshold limiting value - 8h average, ppm 1 10 4
maximum concentration (15 min exp), ppm 10 15 10
LD50 oral, mg/kg 200 74000 3310