| Poly(4-methyl-1-pentene) | 0.830 |
| Poly(1-pentene) | 0.850 |
| Ethylene/propylene/diene terpolymer-50% ethylene/4% diene | 0.86 |
| Ethylene/propylene copolymer-60% ethylene | 0.86 |
| Poly(1-butene) | 0.860 |
| Poly(1-hexene) | 0.860 |
| Poly(1-octadecene) | 0.860 |
| Polypropylene, atactic | 0.866 |
| Polymethylhexadecylsiloxane | 0.88 |
| Polymethyltetradecylsiloxane | 0.88 |
| Ethylene/butylene copolymer, dihydroxy terminated | 0.88 |
| Ethylene/butylene copolymer, monohydroxyl terminated | 0.88 |
| Poly(vinyl n-decyl ether) | 0.883 |
| Polymethyloctadecylsiloxane | 0.886 |
| Poly(1,4-pentadiene) | 0.890 |
| Poly(methyl n-tetradecyl siloxane) | 0.890 |
| Poly(methyl n-octadecylsiloxane) | 0.890 |
| Poly(vinyl n-dodecyl ether) | 0.892 |
| Poly(1,4-butadiene) | 0.892 |
| Polypropylene, isotactic | 0.90 |
| Polybutadiene, cis | 0.90 |
| Polybutadiene, cis & trans-36% trans | 0.90 |
| Poly(vinyl 2-ethylhexyl ether) | 0.904 |
| Polyisoprene | 0.906 |
| Polybutadiene, dicarboxy terminated | 0.907 |
| Poly(1,2-butadiene) | 0.909 |
| Polymethylhexylsiloxane | 0.91 |
| Styrene/ethylene-butylene, ABA block copolymer-29% styrene | 0.91 |
| Polydimethylsilane | 0.91 |
| Polybutadiene oligomer, acrylated | 0.91 |
| Polymethyloctylsiloxane | 0.91 |
| Poly(methyl n-octylsiloxane) | 0.910 |
| Styrene/butadiene copolymer-5% styrene | 0.910 |
| Poly(methyl n-hexylsiloxane) | 0.910 |
| Poly(vinyl n-octyl ether) | 0.914 |
| Poly(1-butene), isotactic | 0.915 |
| Styrene/isoprene, ABA block copolymer-14% styrene | 0.92 |
| Polyisobutylene | 0.92 |
| Poly(isobutylene-co-isoprene)-2.2% isoprene | 0.92 |
| Polyethylene, low density | 0.92 |
| Poly(vinyl sec-butyl ether) | 0.920 |
| Poly(vinyl isopropyl ether) | 0.924 |
| Poly(butadiene-co-acrylonitrile), dicarboxy terminated-10% acrylonitrile | 0.924 |
| Ethylene/vinyl acetate copolymer-18% vinyl acetate | 0.925 |
| Poly(vinyl n-hexyl ether) | 0.925 |
| Poly(vinyl n-butyl ether) | 0.927 |
| Ethylene/vinyl acetate copolymer-9% vinyl acetate | 0.928 |
| Poly(lauryl methacrylate) | 0.929 |
| Poly(dodecyl methacrylate) | 0.929 |
| Poly(isobutylene-co-isoprene), brominated-1,5% isoprene, 2.1% bromine | 0.93 |
| Polyethylene, oxidized | 0.93 |
| Ethylene/acrylic acid copolymer-5% acrylic acid | 0.93 |
| Ethylene/ethyl acrylate copolymer-18% ethyl acrylate | 0.93 |
| Polybutadiene, phenyl terminated | 0.93 |
| Poly(vinyl isobutyl ether) | 0.930 |
| Ethylene/vinyl acetate copolymer-14% vinyl acetate | 0.932 |
| Styrene/butadiene copolymer-23% styrene | 0.935 |
| Poly(butadiene-co-acrylonitrile), amine terminated-10% acrylonitrile | 0.938 |
| Styrene/butadiene, ABA block copolymer | 0.94 |
| Polydimethylsiloxane, ethoxy terminated | 0.94 |
| Ethylene/vinyl acetate copolymer-25% vinyl acetate | 0.948 |
| Polyethylene, high density | 0.95 |
| Ethylene/methacrylic acid ionomer, sodium ion | 0.950 |
| Poly(p-t-butyl styrene) | 0.950 |
| Poly(vinyl ethyl ether) | 0.950 |
| Poly(vinyl cyclohexane) | 0.950 |
| Ethylene/methacrylic acid ionomer, zinc ion | 0.950 |
| Ethylene/vinyl acetate copolymer-28% vinyl acetate | 0.951 |
| Ethylene/vinyl acetate copolymer-33% vinyl acetate | 0.952 |
| Poly(butadiene-co-acrylonitrile), dicarboxy terminated-18% acrylonitrile | 0.955 |
| N-Vinylpyrrolidone/vinyl acetate copolymer-30% N-vinyl pyrrolidone | 0.955 |
| Poly(butadiene-co-acrylonitrile), amine terminated-16.5% acrylonitrile | 0.956 |
| Poly(butadiene-co-acrylonitrile), dicarboxy terminated-21.5% acrylonitrile | 0.958 |
| Polyisoprene, trans | 0.96 |
| Poly(butadiene-co-acrylonitrile), dicarboxy terminated-26% acrylonitrile | 0.960 |
| Poly(methyl vinyl ether/maleic acid), monobutyl ester | 0.9620 |
| Styrene/butadiene copolymer-45% styrene | 0.965 |
| Octadecene-1-maleic anhydride copolymer-20% maleic anhydride | 0.97 |
| Acrylonitrile/butadiene copolymer-22% acrylonitrile | 0.97 |
| Acrylonitrile/butadiene copolymer-21% acrylonitrile | 0.97 |
| Acrylonitrile/butadiene copolymer-29% acrylonitrile | 0.97 |
| Polydimethylsiloxane | 0.970 |
| Poly(n-octyl methacrylate) | 0.971 |
| Poly(tetramethylene ether) glycol | 0.979 |
| Ethylene/vinyl acetate copolymer-40% vinyl acetate | 0.98 |
| Ethylene/vinyl acetate copolymer-45% vinyl acetate | 0.98 |
| Polydimethylsiloxane, dihydroxy terminated | 0.98 |
| Polydimethylsiloxane, dimethylamine terminated | 0.98 |
| Polydimethylsiloxane, acetoxy terminated | 0.98 |
| Poly(propylene oxide), monoamine terminated | 0.98 |
| Acrylonitrile/butadiene copolymer-33% acrylonitrile | 0.98 |
| Poly(vinyl n-butyl sulfide) | 0.980 |
| Poly(vinylmethylsiloxane) | 0.980 |
| Polyoxytetramethylene | 0.980 |
| Poly(butadiene-co-acrylonitrile), vinyl terminated-16% acrylonitrile | 0.985 |
| Acrylonitrile/butadiene copolymer-38% acrylonitrile | 0.99 |
| Acrylonitrile/butadiene copolymer-27% acrylonitrile | 0.99 |
| Acrylonitrile/butadiene copolymer-45% acrylonitrile | 0.99 |
| Ethylene/vinyl acetate copolymer-50% vinyl acetate | 0.99 |
| Acrylonitrile/butadiene copolymer-31% acrylonitrile | 0.99 |
| Acrylonitrile/butadiene copolymer-44% acrylonitrile | 0.99 |
| Polymethylhydrosiloxane | 0.99 |
| Poly(1,2,2-trimethylpropyl methacrylate) | 0.991 |
| Poly(neopentyl methacrylate) | 0.993 |
| Poly(propylene oxide), diamine terminated | 0.9964 |
| Poly(propylene oxide), diurea terminated | 0.9989 |
| Poly(vinyl stearate) | 1.0 |
| Polydimethylsiloxane, chlorine terminated | 1.00 |
| Acrylonitrile/butadiene copolymer-43% acrylonitrile | 1.00 |
| Acrylonitrile/butadiene copolymer-51% acrylonitrile | 1.00 |
| Acrylonitrile/butadiene copolymer-41% acrylonitrile | 1.00 |
| Poly(propylene oxide) | 1.000 |
| Poly(t-butyl acrylate) | 1.000 |
| Poly(3,3-dimethylbutyl methacrylate) | 1.001 |
| Poly(propylene oxide), triamine terminated | 1.003 |
| Poly(propylene glycol) | 1.005 |
| Poly(1,3-dimethylbutyl methacrylate) | 1.005 |
| Poly(n-hexyl methacrylate) | 1.007 |
| Poly(dimethylsiloxane-co-ethylene oxide), AB block-25% dimethylsiloxane | 1.007 |
| Nylon 12 [Poly(lauryllactam)] | 1.01 |
| Poly(1-methylpentyl methacrylate) | 1.013 |
| Poly(1,4-butylene adipate) | 1.019 |
| Poly(vinyl propionate) | 1.02 |
| Poly(t-butyl methacrylate) | 1.022 |
| Poly(o-methyl styrene) | 1.027 |
| Poly(1-methylbutyl methacrylate) | 1.030 |
| Poly(isopentyl methacrylate) | 1.032 |
| Poly(n,n-dimethyl-3,5-dimethylene piperidinium chloride) | 1.033 |
| Poly(isopropyl methacrylate) | 1.033 |
| Poly(4-methylstyrene), monocarboxy terminated | 1.04 |
| Poly(4-methylstyrene) | 1.04 |
| Nylon 11 [Poly(undecanoamide)] | 1.04 |
| Poly(2-ethylbutyl methacrylate) | 1.040 |
| Poly(vinyl n-pentyl ether) | 1.041 |
| Poly(isobutyl methacrylate) | 1.045 |
| Poly(dimethysiloxane-co-diphenylsiloxane)-80% dimethylsiloxane | 1.05 |
| Polystyrene, monomethacrylate terminated | 1.05 |
| Polystyrene, monohydroxy terminated | 1.05 |
| Poly(vinyl methyl ether) | 1.05 |
| Polystyrene, 90% syndiotactic | 1.05 |
| Polystyrene | 1.050 |
| Poly(5-phenyl-1-pentene) | 1.050 |
| Poly(sec-butyl methacrylate) | 1.052 |
| Poly(n-butyl methacrylate) | 1.055 |
| Polyethyleneimine, epichlorohydrin modified | 1.055 |
| Polydiethoxysiloxane | 1.06 |
| Ethylene/vinyl acetate copolymer-70% vinyl acetate | 1.06 |
| Poly(2,6-dimethyl-p-phenylene oxide) | 1.06 |
| Poly(isobutyl acrylate) | 1.06 |
| Poly(isobornyl methacrylate) | 1.06 |
| Polyphenylene oxide | 1.06 |
| Poly(dimethylsiloxane-co-ethylene oxide), AB block-18% dimethylsiloxane | 1.066 |
| Poly(dimethylamine-co-epichlorohydrin), quaternized | 1.07 |
| Nylon 6/12 [Poly(hexamethylene dodecanediamide)] | 1.07 |
| Poly(diethylene triamine-co-adipic acid) | 1.07 |
| Polyethyleneimine | 1.07 |
| Poly(caprolatone)diol | 1.070 |
| Poly(caprolatone)triol | 1.073 |
| Poly(alpha-methylstyrene) | 1.075 |
| Nylon 6/9 [Poly(hexamethylene nonanediamide)] | 1.08 |
| Poly(ethylene oxide), diamine terminated | 1.08 |
| Poly(isopropyl acrylate) | 1.08 |
| Polyethyleneimine, 80% ethoxylated | 1.08 |
| Poly(n-propyl methacrylate) | 1.08 |
| Styrene/acrylonitrile copolymer-25% acrylonitrile | 1.08 |
| Nylon 6/10 [Poly(hexamethylene sebacamide)] | 1.08 |
| Nylon 6/6 [Poly(hexamethylene adipamide)] | 1.08 |
| Styrene/allyl alcohol copolymer-6% hydroxyl | 1.083 |
| Poly(vinyl butyral)-11% hydroxyl content | 1.083 |
| Poly(vinyl butyral) | 1.083 |
| Poly[2,2-propane bis[4-(2,6-dimethylphenyl)]carbonate] | 1.083 |
| Poly(ethylene sebacate) | 1.085 |
| Poly(n-butyl acrylate) | 1.087 |
| Butyl methacrylate/isobutyl methacrylate copolymer-50/50 copolymer | 1.09 |
| Poly(methyl m-chlorophenylethylsiloxane) | 1.090 |
| Poly(alpha,alpha-dimethylpropiolactone) | 1.097 |
| Poly(ethylene glycol mono-methyl ether) | 1.097 |
| Polystyrene sulfonic acid | 1.10 |
| Polyethylene, chlorinated-25% chlorine | 1.10 |
| Polysulfone, anionic | 1.10 |
| Polymethacrylonitrile | 1.100 |
| Poly(cyclohexyl methacrylate) | 1.100 |
| Poly(methyl m-chlorophenylsiloxane) | 1.100 |
| Poly(vinyl butyral)-19% hydroxyl content | 1.100 |
| Poly(ethyl methacrylate) | 1.11 |
| Polymethylphenylsiloxane | 1.11 |
| Poly(methylphenylsiloxane) | 1.110 |
| Poly(acryloxypropylmethylsilane) | 1.110 |
| Poly(p-cyclohexylphenyl methacrylate) | 1.115 |
| Vinyl alcohol/vinyl butyral copolymer-80% vinyl butyral | 1.12 |
| Nylon 6(3)T [Poly(trimethyl hexamethylene terephthalamide)] | 1.12 |
| Poly(vinyl methyl ketone) | 1.12 |
| Nylon 6 [Poly(caprolactam)] | 1.12 |
| Poly(ethyl acrylate) | 1.12 |
| Poly(2,2,2′-trimethylhexamethylene terephthalamide) | 1.120 |
| Poly(1-phenylethyl methacrylate) | 1.129 |
| Poly(2-ethyl-2-oxazoline) | 1.14 |
| Ethyl cellulose | 1.14 |
| Poly(2,6-diphenyl-1,4-phenylene oxide) | 1.140 |
| Polycaprolactone | 1.143 |
| Poly(1,2-diphenylethyl methacrylate) | 1.147 |
| Poly(t-butylaminoethyl methacrylate) | 1.15 |
| Poly(2-hydroxyethyl methacrylate) | 1.15 |
| Poly(styrene oxide) | 1.150 |
| Polyethylene, chlorinated-36% chlorine | 1.16 |
| Poly(diphenylmethyl methacrylate) | 1.168 |
| Poly(ethylene succinate) | 1.175 |
| Poly(benzyl methacrylate) | 1.179 |
| Styrene/maleic anhydride copolymer-75% styrene | 1.18 |
| Phenoxy resin | 1.18 |
| Poly(vinyl methyl sulfide) | 1.180 |
| Poly(methacrylic acid), sodium salt | 1.180 |
| Poly(ethylene adipate) | 1.183 |
| Poly(ethylene azelate) | 1.183 |
| Polyacrylonitrile | 1.184 |
| Poly(vinyl acetate) | 1.190 |
| Poly(1,4-cyclohexylidene dimethylene terephthalate) | 1.196 |
| Polydiphenoxyphosphazene | 1.2 |
| Poly(methyl methacrylate) | 1.20 |
| Poly(n-vinyl carbazole) | 1.20 |
| Polycarbonate | 1.200 |
| Bisphenol A polycarbonate | 1.200 |
| Poly[1,1-(1-phenylethane) bis(4-phenyl)carbonate] | 1.200 |
| Poly(ethylene glycol) | 1.207 |
| Poly(methylene-co-guanidine), hydrochloride | 1.21 |
| Poly(ethylene-co-chlorotrifluoroethylene) | 1.21 |
| Poly(phenyl methacrylate) | 1.21 |
| Poly(ethylene oxide) | 1.21 |
| Polyethylene, chlorinated-42% chlorine | 1.22 |
| Poly(methyl acrylate) | 1.22 |
| Polyimidazoline, quaternized | 1.22 |
| Polychloroprene | 1.23 |
| Cellulose propionate | 1.23 |
| Poly(vinyl formal) | 1.23 |
| Poly(methylene[polyphenyl isocyanate)] | 1.24 |
| Polysulfone | 1.240 |
| Poly[4,4′-isopropylidene diphenoxy di(4-phenylene)sulfone] | 1.240 |
| Poly(sec-butyl alpha-chloroacrylate) | 1.240 |
| Poly[methane bis(4-phenyl)carbonate] | 1.240 |
| Poly(n-butyl alpha-chloroacrylate) | 1.240 |
| Polyethylene, chlorinated-48% chlorine | 1.25 |
| Zein, purified | 1.25 |
| Polyoxymethylene | 1.250 |
| Poly(N-vinyl pyrrolidone) | 1.250 |
| Poly(cyclohexyl a-chloroacrylate) | 1.250 |
| Poly(diallyl isophthalate) | 1.256 |
| Cellulose acetate butyrate | 1.26 |
| Poly(diallyl phthalate) | 1.267 |
| Poly(tetramethylene isophthalate) | 1.268 |
| Poly[1-(o-chlorophenyl)ethyl methacrylate] | 1.269 |
| Polysulfide rubber | 1.27 |
| Styrene/maleic anhydride copolymer-50% styrene | 1.27 |
| Poly(isopropyl a-chloroacrylate) | 1.270 |
| Polyethylene, chlorosulfonated | 1.28 |
| Poly(vinyl alcohol) | 1.29 |
| Poly(n-propyl a-chloroacrylate) | 1.300 |
| Poly(methyl y-trifluoropropylsiloxane) | 1.300 |
| Poly[2,2′-(m-phenylene)-5,5′-bibenzimidazole] | 1.300 |
| Polyacrylamide | 1.302 |
| Poly(methyl alpha-cyanoacrylate) | 1.304 |
| Polybutadiene terephthalate | 1.31 |
| Cellulose acetate | 1.31 |
| Cellulose triacetate | 1.31 |
| Poly(2-chloroethyl methacrylate) | 1.320 |
| Poly(m-trifluoromethylstyrene) | 1.320 |
| Vinyl chloride/vinyl acetate copolymer-81% vinyl chloride | 1.33 |
| Poly(ethylene-2,6-naphthalenedicarboxylate) | 1.330 |
| Poly(ethylene phthalate) | 1.338 |
| Poly(ethylene isophthalate) | 1.340 |
| Poly(2,2,2-trifluoro-1-methylethyl methacrylate) | 1.340 |
| Vinyl chloride/vinyl acetate copolymer, carboxylated | 1.35 |
| Poly[thio bis(4-phenyl)carbonate] | 1.355 |
| Polyepichlorohydrin | 1.36 |
| Vinyl chloride/vinyl acetate copolymer-90% vinyl chloride | 1.36 |
| Poly(phenylene sulfide) | 1.36 |
| Poly(B-propiolactone) | 1.360 |
| Vinyl chloride/vinyl acetate copolymer-88% vinyl chloride | 1.37 |
| Methyl vinyl ether/maleic anhydride copolymer-50/50 copolymer | 1.37 |
| Poly(p-phenylene ether-sulphone) | 1.37 |
| Poly(3-chloropropylene oxide) | 1.370 |
| Poly(vinyl fluoride) | 1.38 |
| Poly(ethylene terephthalate) | 1.385 |
| Hydroxyethyl cellulose | 1.39 |
| Hydroxypropyl methyl cellulose | 1.39 |
| Vinyl chloride/vinyl acetate/vinyl alcohol terpolymer-91% vinyl chloride,3% vinyl acetate | 1.39 |
| Poly(vinyl chloride), carboxylated | 1.39 |
| Methyl cellulose | 1.39 |
| Poly(ethyl a-chloroacrylate) | 1.390 |
| Polyimide | 1.4 |
| Poly(vinyl chloride) | 1.40 |
| Poly(acrylic acid) | 1.41 |
| Vinylidene chloride/vinyl chloride copolymer-5% vinyl chloride | 1.41 |
| Poly[2,2-propane bis[4-(2,6-dichlorophenyl)]carbonate] | 1.415 |
| Polyacetal | 1.42 |
| Poly[N,N’-(p,p’-oxydiphenylene)pyromellitimide] | 1.420 |
| Poly(4-fluoro-2-trifluoromethylstyrene) | 1.430 |
| Poly(p-hydroxy benzoate) | 1.44 |
| Poly(p-oxybenzoate) | 1.44 |
| Melamine cellulose | 1.45-1.52 |
| Poly(vinyl chloroacetate) | 1.450 |
| Melamine formaldehyde | 1.48 |
| Poly(3,3,3-trifluoroethylene) | 1.580 |
| Alginic acid, sodium salt (algin) | 1.59 |
| Cellulose nitrate | 1.60 |
| Poly(glycolic acid) | 1.600 |
| Polyisoprene, chlorinated | 1.63 |
| Vinylidene chloride/acrylonitrile copolymer-20% acrylonitrile | 1.65 |
| Poly(vinylidene chloride) | 1.660 |
| Poly(vinylidene fluoride) | 1.76 |
| Poly(hexafluoropropylene oxide) | 1.91 |
| Polychlorotrifluoroethylene | 1.920 |
| Poly[2,2-propane bis(4-(2,6-dibromophenyl)]carbonate] | 1.953 |
| Nafion 117, hydrogen ion form | 1.98 |
| Poly[2,2-hexafluoropropane bis[4-(2,6-dibromophenyl) carbonate] | 1.987 |
| Melamine | 2.00 |
| Phenolic resins | 2.00 |
| Poly(tetrafluoroethylene) | 2.00 |
| Poly(2,4,6-tribromostyrene) | 2.1 |
| Poly[tetrafluoroethylene-co-perfluoro(alkyl vinyl ether)] | 2.15 |
