常用溶剂极性表.pdf

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evaluation only.
solvent polarity Viscosity(cp20 Boiling UV
℃) point(℃) cutoff(nm)
i-pentane(戊烷) -- 30 --
n-pentane 36 210
Petroleum ether(石油醚) 30-60 210
Hexane(己烷) 69 210
Cyclohexane(环己烷) 81 210
Isooctane(异辛烷) 99 210
Trifluoroacetic acid(三氟乙 -- 72 --
酸)
Trimethylpentane(三甲基戊 99 215
烷)
Cyclopentane(环戊烷) 49 210
n-heptane(庚烷) 98 200
Butyl chloride(丁基氯; 丁 78 220
酰氯)
Trichloroethylene(三氯乙 87 273
烯; 乙炔化三氯)
Carbon tetrachloride( 四氯 77 265
化碳)
Trichlorotrifluoroethane(三 48 231
氯三氟代乙烷)
i-propyl ether(丙基醚; 丙 68 220
醚)
Toluene(甲苯) 111 285
p-xylene(对二甲苯) 138 290
Chlorobenzene(氯苯) 132 --
o-dichlorobenzene(领二氯 180 295
苯)
Ethyl ether(二乙醚; 醚) 35 220
Benzene(苯) 80 280
Isobutyl alcohol(异丁醇) 108 220
Methylene chloride(二氯甲 40 245
烷)
Ethylene dichloride(二氯化 84 228
乙烯)
n-butanol(丁醇) 117 210
n-butyl acetate(醋酸丁酯; --- 126 254
乙酸丁酯)
n-propanol(丙醇) 98 210
Methyl isobutyl ketone() -- 119 330
Tetrahydrofuran( 四氢呋 66 220
喃)
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