Waters HPLC - Page 184

D-4 Solvent Considerations
3.4 Methylene
chloride
0.44 39.8 20 245
3.7 Ethylene
chloride
0.79 83.5 20 —
3.9 Butyl alcohol 3.00 117.7 — —
3.9 Butanol 3.01 177.7 15 —
4.2 Tetrahydro-
furan
0.55 66.0 17 220
4.3 Ethyl acetate 0.47 77.1 19 260
4.3 1-propanol 2.30 97.2 15 210
4.3 2-propanol 2.35 117.7 15 —
4.4 Methyl acetate 0.45 56.3 15, 17 260
4.5 Methyl ethyl
ketone
0.43 80.0 17 330
4.5 Cyclohexanone 2.24 155.7 28 210
4.5 Nitrobenzene 2.03 210.8 14, 20 —
4.6 Benzonitrile C.22 19C.1 15, 19 —
4.8 Dioxane C.54 10C.3 17 220
5.2 Ethanol C.20 78.3 14 210
5.3 Pyridine 0.94 115.3 16 305
5.3 Nitroethane 0.68 114.0 — —
5.4 Acetone 0.32 56.3 15, 17 330
5.5 Benzyl alcohol 5.80 205.5 13 —
5.7 Methoxyethanol C.72 124.6 13 —
6.2 Acetonitrile 0.37 8C.6 11, 17 210
6.2 Acetic acid C.26 117.9 14 —
6.4 Dimethylforma-
mide
0.90 153.0 12 —
Physical properties of solvents
a
(Continued)
Polarity
index
Solvent
Viscosity
CP, 20 °C
Boiling
Point °C
(1 atm)
Miscibility
Number
(M)
Wavelength
Cutoffs (nm)