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liquid chromatography column - Scott R.P.W.

Scott R.P.W. liquid chromatography column - John Wiley & Sons, 2001. - 144 p.
Download (direct link): liquidchromatographycolumntheory2001.djvu
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benzil chloride 1 103 126 3.42
naphthalene 1.145 128 3.69
phenyl-2-propenone 1 028 134 3 14
^-methylacetophenone 1.005 134 3.42
2-benzothiazole 1.248 135 3.29
<?-nitrotolune 1.168 137 3.56
p-dimethoxybenzene 1.053 138 3.49
a.a.a.trifluorotoluene 1.199 146 3.63
4-phenyl-3-butene-2-one 1.020 146 3.05
anethole 0.991 148 3.28
benzylacetone 0.989 148 3.02
2-methylbenzothiazole 1.203 149 3.32
benzyl acetate 1.057 150 3.13
ethyl benzoate 1.051 150 3.06
/đ-tolyl acetate 1.049 150 3.06
biphenyl 1.041 154 3.12
1 -chloro-3-nitrobenzene 1.534 157 3.35
2-metoxynaphthalene 1.013 158 3.10
1-3-5-triethylbenzene 0.863 162 2.59
n-propyl benzoate 1.021 164 2.86
ethyl phenyl acetate i.03 i 164 Z84
p-diethoxybenzene 1.008 164 2.98
2,3-dimethoxy-
-benzaldehyde 1.019 166 2.94
carbazole 1.100 167 2.48
Substance Density g.crrr3 Mol Weight Diffusion Coefficient crr^sec'1 X10-5
m-dinitrobenzene 1.575 168 3.14
acetonaphthone 1.147 170 2.97
l-nitronaphthalene 1.331 173 2.92
ethyl cinnamate 1.049 176 2.83
4-biphenylcarbonitrile 1.041 179 2.81
2',5'-dimethoxy
acetophenone 1.126 180 2.81
benzophenone 1 080 182 2.75
2,4-dinitrotoluene 1.521 182 2.81
bibenzy 0.978 182 2.76
azobenzene 1 203 182 2.69
1,2-dirnethoxy-4-nitro- 1.384 183 2.82
benzene
?>-n1tro-a,a,a-trifluoro- 1.281 191 2.94
toluene
dibenzyl ether 1.036 198 2.62
phenyl benzoate 1 235 198 2.65
p-bromoacetophenone 1.647 199 3.14
9-cyanoanthracene 1.097 203 2.51
benzil 1.23 210 2.50
benzil benzoate 1.112 212 2.59
1,2-diphenoxyethane 1.098 214 2.48
2,5-diphenyloxazole 1.152 221 2.51
triphenylene 1.302 228 2.50
/Herphenyl 1.221 230 2.42
diethyl phenylmalonate 1.095 236 2.25
2-naphthyl benzoate 1.160 248 2.36
dipropyl phthalate 1.059 250 2.22
perylene 1.35 252 2.35
tridecyl benzene 0.881 260 2.06
dobutylphthalate 1.043 278 2.02
hexachlorobenzene 2.044 285 2.60
1,2,4,5-dibenzopyrene 1.288 302 2.18
m-quaterphenyl 1.206 306 1.89
dioctyl phthalate 0.981 390 1.64
didecyi phthalate 0.96b 44b 1.4b
E. Katz (Ph.D.Thesis) Birkbeck College, University of London, United Kingdom.
Appendix 2
The Diffusion Coefficients of some Peptides
Substance Mol Weight Diffusion Coefficient cm2sec_1 X10-5
tetraglycine 246 0.479
hexaglyclne 360 0.434
Insulin ┬ (22-25) peptide 525 0.366
cholecystokinln (CCK) 598 0.381
tetrapeptlde (30-33)
1 sul In (21-26) peptide 758 0.295
angiotensin III 931 0.283
cholescystoklnin (CCK) 948 0.291
heptapeptlde (27-33)
angiotensin 11 1046 0.264
angiotensls 1 1297 0.240
gastrin releasing
peptide (1-16) 1547 0.227
neurotensin 1673 0.233
insulin chain A, oxidised 2530 0.183
glucagon 3460 0.170
insulin chain B, oxidised 3496 0.174
parathyroid hormone 4109 0.163
(39-68)
corticotropin releasing 4758 0.152
factor
Insulin 6000 0.144
E. Katz (Ph.D.Thesis) Birkbeck College, University of London, United Kingdom.
Appendix 3
The Physical Properties of some Solvents Employed as Mobile
Phases in LC
Solvent Mol. Weight Density (20░C) (g.crrr3) Viscosity (20░Đ) (dyn.sec.cm'2)
hexane 86 0.659 0.00312
heptane 100 0.684 0.00418
n-chlorobutane 92.5 1.402 0.00444
dichloromethane 84.9 1.325 0.00423
chloroform 119.4 1.488 0.00574
methyl acetate 74.1 0.934 0.00385
ethyl acetate 88.1 0.901 0.00522
acetone 58.1 0.790 0.00321
tetrahydrofuran 72.1 0.889 0.00550
acetonltrlle 41.1 0.782 0.00355
propanol 60.1 0.804 0.0225
ethanol 46.1 0.789 0.00991
methanol 32 0.791 0.00551
water 18 0.999 0.0100
JARiddick and W.B.Bunger, "Organic Solventsö, Techniques of Chemistry, Volume II, Wlley-lnterscience, Division of John Wiley and Sons, Inc. New York, London, Sydney and Toronto.
Note. As association between water and miscible solvent(s) often occurs the viscosity of aqueous mixtures can not be calculated by simple proportion from the viscosity of the components.
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