is c4h10o polar or nonpolar

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is c4h10o polar or nonpolar

Akad. ; Marques, J.C.; Camara, J.S., Analytical characterization of the aroma of Tinta Negra Mole red wine: Identification of the main odorants compounds, Anal. ; Golovnya, R.V. ; Crouch A.M., Application of a headspace sorptive extraction method for the analysis of volatile components in South African wines, J. Agric. umn class: Standard non-polar; Column length: 3 m; Column type: Packed; Start T: 150 C; CAS no: 71363; Active phase: SE-30; Carrier gas: Ar; Substrate: Gas Chrom Q (80-100 mesh); Data type: Kovats RI; Authors: Tiess, D., Gaschromatographische Retentionsindices von 125 leicht- bis mittelfluchtigen organischen Substanzen toxikologisch-analytischer Relevanz auf SE-30, Wiss. Chim. Sometimes polar is used in contrast to charged, to mean molecules or groups that are neutral overall but have regions that are partially plus or minus. Food Sci., 55(1), 1990, 176-180. ass: Standard polar; Column diameter: 0.25 mm; Column length: 30 m; Column type: Capillary; Heat rate: 1.8 K/min; Start T: 35 C; End T: 220 C; End time: 10 min; Start time: 10 min; CAS no: 71363; Active phase: ZB-Wax; Carrier gas: He; Phase thickness: 0.15 um; Data type: Linear RI; Authors: Ledauphin, J.; Saint-Clair, J.-F.; Lablanquie, O.; Guichard, H.; Founier, N.; Guichard, E.; Barillier, D., Identification of trace volatile compounds in freshly distilled calvados and cognac using preparative separations coupled with gas chromatography-mass spectrometry, J. Agric. If you look at pictures of polar and nonpolar molecules, they vary in symmetry. fruit, J. Agric. CSID:258, http://www.chemspider.com/Chemical-Structure.258.html (accessed 02:05, Mar 5, 2023), Validated by Experts, Validated by Users, Non-Validated, Removed by Users, Predicted data is generated using the ACD/Labs Percepta Platform - PhysChem Module, Predicted data is generated using the US Environmental Protection Agencys EPISuite, Click to predict properties on the Chemicalize site, For medical information relating to Covid-19, please consult the. Transl. Acta., 563, 2006, 154-164. class: Standard polar; Column diameter: 0.25 mm; Column length: 30 m; Column type: Capillary; Description: 40C(10min) =>2C/min =>200C(1min) =>2C/min =>250C (10min); CAS no: 71363; Active phase: Supelcowax-10; Carrier gas: He; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: Bosch-Fuste, J.; Riu-Aumatell, M.; Guadayol, J.M. ; Nisyrios, I.; Mottram, D.S., Analysis of the headspace aroma compounds of walnuts (Juglans regia L.), Flavour Fragr. Chromatogr., 101, 1974, 103-123. umn class: Standard non-polar; Column length: 2 m; Column type: Packed; CAS no: 71363; Active phase: SE-30; Substrate: Chromosrb G; Data type: Kovats RI; Authors: Moffat, A.C.; Stead, A.H.; Smalldon, K.W., Optimum use of paper, thin-layer and gas-liquid chromatography for the identification of basic drugs. Partition coefficients and retention indices in OV-101-OV-25, OV-101-Carbowax 20M and OV-225-SP-2340 mixtures, J. ; Janzantti, N.S. Chromatogr., 15, 1992, 75-84. ass: Standard non-polar; Column diameter: 0.32 mm; Column length: 60 m; Column type: Capillary; Heat rate: 4 K/min; Start T: 50 C; End T: 250 C; End time: 5 min; CAS no: 71363; Active phase: DB-1; Data type: Normal alkane RI; Authors: Binder, R.G. Answer link. Bioanal. (see below). Formaldehyde (CH2O) is a polar molecule. Res., 101(D9), 1996, 14697-14710. ass: Standard polar; Column diameter: 0.25 mm; Column length: 30 m; Column type: Capillary; Heat rate: 3 K/min; Start T: 40 C; End T: 250 C; End time: 20 min; CAS no: 71363; Active phase: DB-Wax; Carrier gas: He; Phase thickness: 0.25 um; Data type: Linear RI; Authors: Brat, P.; Rega, B.; Alter, P.; Reynes, M.; Brillouet, J.-M., Distribution of volatile compounds in the pulp, cloud, and serum of freshly squeezed orange juice, J. Agric. There is at least one side of the molecule with more negative or positive charge than another side.1. In other words, the electronegativity difference of these bonds is very less. Food Chem., 53, 2005, 9781-9789. ass: Standard polar; Column type: Capillary; CAS no: 71363; Active phase: Carbowax 20M; Data type: Normal alkane RI; Authors: Shibamoto, T., Retention Indices in Essential Oil Analysis, in Capillary Gas Chromatography in Essential Oil Analysis, Sandra, P.; Bicchi, C., ed(s), Hutchig Verlag, Heidelberg, New York, 1987, 259-274. class: Standard polar; Column diameter: 0.32 mm; Column length: 30 m; Column type: Capillary; Description: 45C(5min) =>5C/min =>150C =>10C/min =>240C (10min); CAS no: 71363; Active phase: DB-Wax; Carrier gas: He; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: Krings, U.; Zelena, K.; Wu, S.; Berger, R.G., Thin-layer high-vacuum distillation to isolate volatile flavour compounds of cocoa powder, Eur. Khim., 7, 1974, 1519-1521, In original 1599-1601. umn class: Semi-standard non-polar; Column diameter: 0.01 in; Column length: 100 m; Column type: Capillary; Start T: 120 C; CAS no: 71363; Active phase: Apiezon L; Carrier gas: N2; Data type: Kovats RI; Authors: Agrawal, B.B. ; Shaw, K.J., Volatile components from the roots of Acacia pulchella R.Br. This is what is meant by neutral - polar or uncharged - polar. 2-methoxypropane is an ether compound having methyl and isopropyl as the two alkyl groups. ; Alves, G.L., Compostos volateis do sabor de pseudofrutos de cajueiro anao precoce (Anacardium occidentale L.) CCP-76, Boletim de Pesquisa e Desenvolvimento 4, Empresa Brasileira de Pesquisa Agropecuaria, Fortaleza, Brazil, 2001, 29. umn class: Standard polar; Column diameter: 0.2 mm; Column length: 10 m; Column type: Capillary; CAS no: 71363; Active phase: PEG-20M; Carrier gas: He; Data type: Kovats RI; Authors: Slizhov, Yu.G. ; Marbot, R.; Vazquez, C., Characterization of volatiles in strawberry guava (Psidium cattleianum Sabine) fruit, J. Agric. and their effect on Phytophthora cinnamomi rands, Aust. Molecules have an odd number of electrons (e.g., NO). The type of bond can be determined from electronegativity difference . Food Chem., 57(3), 2009, 924-929. ass: Standard polar; Column diameter: 0.20 mm; Column length: 50 m; Column type: Capillary; Heat rate: 4 K/min; Start T: 45 C; End T: 190 C; End time: 50 min; Start time: 2 min; CAS no: 71363; Active phase: HP-Innowax; Carrier gas: Helium; Phase thickness: 0.20 um; Data type: Normal alkane RI; Authors: Soria, A.C.; Sanz, J.; Martinez-Castro, I., SPME followed by GC-MS: a powerful technique for qualitative analysis of honey volatiles, Eur. Wiki User 2010-10-26 07:43:42 Study now See answer (1) Copy Its Polar Wiki User 2010-10-26 07:43:42 This answer is: Study guides Chemistry 16 cards What. Is c4h10o an ether? 5. ; Samusenko, A.L. Akad. ; Samusenko, A.L. J. Enol. - Chrom. ; Kuz'menko, T.E., The use of a nonlinear equation for calculation of the retention indices of polar substances in gas chromatography with linear temperature programming, Russ. Toxicol., 22, 1998, 290-295. ass: Semi-standard non-polar; Column diameter: 0.25 mm; Column length: 30 m; Column type: Capillary; CAS no: 71363; Active phase: RTX-5; Carrier gas: He; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: Wentworth, W.E. PSR Zinat. ; Morton, J.F., Volatile components of Rooibos tea (Aspalathus linearis), J. Agric. Learn to determine if C4H10 (Butane) is polar or non-polar based on the Lewis Structure, differences in electronegativity, and the molecular geometry (shape). Chem., 65, 1993, 3119-3126. ass: Standard non-polar; Column diameter: 0.28 mm; Column length: 50 m; Column type: Capillary; Heat rate: 2 K/min; Start T: 80 C; End T: 200 C; CAS no: 71363; Active phase: OV-101; Data type: Normal alkane RI; Authors: Anker, L.S. ; Webb, A.D., Identification of Some Volatile Compounds of Wine of Vitis Vinifera Cultivar Pinot Noir, Am. III. Technol. Incompatible with strong acids, strong oxidizing agents,aluminium, acid chlorides, acid anhydrides, copper, copper alloys.Flammable. Chromatogr., 17, 1994, 31-36. umn class: Standard polar; Column diameter: 0.75 mm; Column length: 60 m; Column type: Capillary; Start T: 60 C; CAS no: 71363; Active phase: Supelcowax-10; Carrier gas: N2; Data type: Kovats RI; Authors: Castello, G.; Vezzani, S.; Gerbino, T., Gas chromatographic separation and automatic identification of complex mixtures of organic solvents in indrustrial wates, J. Transl. Water is a polar molecule because its oxygen is strongly electronegative and, as such, pulls the electron pair towards itself (away from the two hydrogen atoms . Soc. How Do I Know If A Molecule is Nonpolar Or Polar? ; Marbot, R.; Vazquez, C., Characterization of volatile in Cosa Rican Guava [Psidium friedrichsthalianum (Berg) Niedenzu] fruit, J. Agric. ), J. Agric. Transl. Ser., , 1973, 51-63. umn class: Standard polar; Column length: 3 m; Column type: Packed; Start T: 150 C; CAS no: 71363; Active phase: PEG-2000; Carrier gas: He; Substrate: Celite 545 (44-60 mesh); Data type: Kovats RI; Authors: Anderson, A.; Jurel, S.; Shymanska, M.; Golender, L., Gas-liquid chromatography of some aliphatic and heterocyclic mono- and pollyfunctional amines. natalensis Berger, J. Agric. Cite . Food Res. ; Kuz'menko, T.e. Chromatogr., 643, 1993, 55-69. ass: Semi-standard non-polar; Column diameter: 0.25 mm; Column length: 30 m; Column type: Capillary; Heat rate: 4 K/min; Start T: 40 C; End T: 250 C; End time: 5 min; Start time: 2 min; CAS no: 71363; Active phase: HP-5 MS; Carrier gas: Helium; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: Raffo, A.; Kelderer, M.; Paoletti, F.; Zanella, A., Impact of innovative controlled atmosphere storage technologies and postharvest treatment on volatile compound production in Cv. II. Ser., , 1973, 51-63. umn class: Standard polar; Column length: 3 m; Column type: Packed; Start T: 200 C; CAS no: 71363; Active phase: PEG-2000; Carrier gas: He; Substrate: Celite 545 (44-60 mesh); Data type: Kovats RI; Authors: Anderson, A.; Jurel, S.; Shymanska, M.; Golender, L., Gas-liquid chromatography of some aliphatic and heterocyclic mono- and pollyfunctional amines. J., 21, 2006, 333-342. class: Standard polar; Column diameter: 0.25 mm; Column length: 30 m; Column type: Capillary; Description: 30C(2min) =>4C/min =>130C =>8C/min =>250C(5min); CAS no: 71363; Active phase: HP-Innowax; Carrier gas: He; Phase thickness: 0.5 um; Data type: Normal alkane RI; Authors: Weldegergis B.T. Chromatogr., 319, 1985, 131-142. umn class: Standard non-polar; Column diameter: 0.33 mm; Column length: 25 m; Column type: Capillary; Start T: 120 C; CAS no: 71363; Active phase: SE-30; Data type: Kovats RI; Authors: Haken, J.K.; Korhonen, I.O.O., Gas chromatography of homologous esters. VII. Due to this similarity in electronegativity values, the C-H bond is considered non-polar. Bull. Food Chem., 49, 2001, 5880-5882. class: Standard polar; Column diameter: 0.25 mm; Column length: 30 m; Column type: Capillary; Description: 30C(8min) => 4C/min =>60C =>6C/min => 160C => 20C/min =>200C(1min); CAS no: 71363; Active phase: DB-Wax; Phase thickness: 0.25 um; Data type: Linear RI; Authors: Radovic, B.S. Vestis Kim. Application to the Aroma Analysis of Melons, Peaches, Grapes, Strawberries, and Tomatoes, J. Agric. Chem., 62, 1990, 2676-2684. ass: Standard non-polar; Column diameter: 0.31 mm; Column length: 25 m; Column type: Capillary; CAS no: 71363; Active phase: OV-101; Carrier gas: He; Data type: Normal alkane RI; Authors: Morales, A.L. ; Kuz'menko, T.e. The bonds dont cancel each other out and are asymmetrical. VI. In atherosclerosis inhibition of cell-cell communication by atherogenic compounds, e.g., low density lipoproteins (LDL), also seems to be important. (Engl. ; Sinclair, L.A.; Wilkinson, R.G. What is polar and non-polar? Fr., 1, 1968, 118-125. umn class: Standard non-polar; Column type: Packed; Start T: 120 C; CAS no: 71363; Active phase: Polydimethyl siloxane; Data type: Normal alkane RI; Authors: Tello, A.M.; Lebron-Aguilar, R.; Quintanilla-Lopez, J.E. Notice that a tetrahedral molecule such as \(\ce{CCl_4}\) is nonpolar Figure (\(\PageIndex{1}\). Electronegative atoms can also give polarity to a molecule. Technol., 37, 2004, 481-488. ass: Semi-standard non-polar; Column diameter: 0.25 mm; Column length: 30 m; Column type: Capillary; Heat rate: 2.5 K/min; Start T: 50 C; End T: 200 C; CAS no: 71363; Active phase: DB-5; Carrier gas: He; Phase thickness: 1 um; Data type: Linear RI; Authors: Xu, X.; van Stee, L.L.P. Carbon dioxide - CO 2. While the OH part is polar, we have non-polar C4H9 attached to it. (Engl. Average mass 55.078 Da. Food Chem., 24(2), 1976, 336-341. ass: Semi-standard non-polar; Column diameter: 0.25 mm; Column length: 60 m; Column type: Capillary; Heat rate: 3 K/min; Start T: 60 C; End T: 240 C; CAS no: 71363; Active phase: Mega 5MS; Carrier gas: He; Phase thickness: 0.25 um; Data type: Linear RI; Authors: Condurso, C.; Verzera, A.; Romeo, V.; Ziino, M.; Trozzi, A.; Ragusa, S., The leaf volatile constituents of Isatis tinctoria by solid-phase microextraction and gas chromatography/mass spectrometry, Planta Medica, 72, 2006, 924-928. ass: Semi-standard non-polar; Column diameter: 0.32 mm; Column length: 60 m; Column type: Capillary; Heat rate: 3 K/min; Start T: 40 C; End T: 230 C; End time: 10 min; Start time: 2 min; CAS no: 71363; Active phase: SPB-5; Phase thickness: 1 um; Data type: Linear RI; Authors: Engel, E.; Ratel, J., Correction of the data generated by mass spectrometry analyses of biological tissues: Application to food authentication, J. Chromatogr. In a C-H bond . Ser., , 1973, 51-63. umn class: Standard polar; Column length: 6 m; Column type: Packed; Start T: 100 C; CAS no: 71363; Active phase: Polyethylene Glycol 4000; Substrate: Chromosorb P; Data type: Kovats RI; Authors: Bonastre, J.; Grenier, P., Contribution a l'etude de la polarite des phases stationnaires en chromatographie gaz-liquide. ; Hunt, M.B. Polar solvents are solvents with large dipole moments whereas nonpolar solvents have low or sometimes, no dipole moment at all. case polar includes both neutral and charged groups that are water soluble. Polar covalent bond: The arrows are of different lengths, and the arrangement is asymmetrical or uneven. ; Stearns, S.D., Multiple detector responses for gas chromatography peak identification, J. Chromatogr. ; Ramsey, J.D., Volatile Substance Abuse, UNODC Technical Series, No 5, United Nations, Office on Drugs and Crime, Vienna International Centre, PO Box 500, A-1400 Vienna, Austria, 1997, 56. umn class: Semi-standard non-polar; Column length: 10 ft; Column type: Packed; Start T: 150 C; CAS no: 71363; Active phase: DC-400; Carrier gas: Helium; Substrate: Gas-Pak (60-80 mesh); Data type: Normal alkane RI; Authors: Anderson, D.G., USe of Kovats retention indices and response factors for the qualitative and quantitative analysis of coating solvents, J. azul, J. Agric. The hyperconjugation effect lowers the acidity of the compound. J., 16, 2001, 281-285. class: Standard polar; Column diameter: 0.32 mm; Column length: 30 m; Column type: Capillary; Description: 50C(2min) =>7C/min => 140C=>17.5C/min =>230C; CAS no: 71363; Active phase: Supelcowax-10; Carrier gas: He; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: Chang, C.-Y. Molecules with less than eight electrons; an example is the BF3. The key difference between polar and nonpolar amino acids is that polar amino acids have polarity whereas polarity is absent in nonpolar amino acids. ; Lonneman, W.A., Characterization of non-methane volatile organic compounds at swine facilities in eastern North Carolina, Atm. Posts. -Today we are going to see why water is a polar molecule!! Food Chem., 49, 2001, 5433-5436. class: Standard polar; Column diameter: 0.25 mm; Column length: 50 m; Column type: Capillary; Description: 45 0C (15 min) ^ 3 0C/min -> 75 0C ^ 5 0C/min -> 180 0C (10 min); CAS no: 71363; Active phase: Supelcowax 10; Carrier gas: Helium; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: Soria, A.C.; Martinez-Castro, I.; Sanz, J., Some aspects of dynamic headspace analysis of volatile components in honey, Foog Res. Water is a polar molecule because the electronegativity of oxygen is higher than that of hydrogen, meaning that the electron density is shifted towards the oxygen atom in the molecule. ; Kuz'menko, T.e. Butane (C4H10) is a nonpolar molecule because of the very low difference in electronegativity between the atoms which prevents the formation of dipole moment, resulting, in the overall nonpolar molecule. In the context of solvents, polar refers to solvents with higher polarity, and non-polar to solvents with lower polarity. golden crispy, J. Agric. Chromatogr., 20, 1997, 665-668. class: Standard polar; Column diameter: 0.32 mm; Column length: 50 m; Column type: Capillary; Description: 40C=> 2C/min =>150C=> 10C/min =>250C; CAS no: 71363; Active phase: CP-Wax 52CB; Phase thickness: 1.5 um; Data type: Normal alkane RI; Authors: Luning, P.A. 3), 2003. ass: Standard non-polar; Column type: Capillary; CAS no: 71363; Active phase: Methyl Silicone; Data type: Normal alkane RI; Authors: Du, X., Quantitative structure-property relationship study on analysis of retention index of organic compound in gas chromatography, Chemical World (Chinese), 42(8), 2001, 403-406. ass: Standard non-polar; Column diameter: 0.25 mm; Column length: 60 m; Column type: Capillary; Heat rate: 5 K/min; Start T: 40 C; End T: 220 C; Start time: 10 min; CAS no: 71363; Active phase: Methyl Silicone; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: Baraldi, R.; Rapparini, F.; Rossi, F.; Latella, A.; Ciccioli, P., Volatile organic compound emissions from flowers of the most occurring and economically important species of fruit trees, Phys. Show more Show more Polar,. It is made up of three different atoms i.e., a carbon (C) atom in the center is bonded to 2 hydrogens (H) atoms and an oxygen (O) atom by single and double covalent bonds respectively. Ser., , 1973, 51-63. umn class: Standard polar; Column length: 3 m; Column type: Packed; Start T: 152 C; CAS no: 71363; Active phase: PEG-2000; Carrier gas: He; Substrate: Celite 545 (44-60 mesh); Data type: Kovats RI; Authors: Anderson, A.; Jurel, S.; Shymanska, M.; Golender, L., Gas-liquid chromatography of some aliphatic and heterocyclic mono- and pollyfunctional amines. Proceedings of the 10th International Congress of Essential Oils, Fragrances and Flavors, Lawrence,B.M. ; Villatoro, C.; Fuentes, T.; Graell, J.; Lara, I.; Echeverria, G., Volatile compounds, quality parameters and consumer acceptance of 'Pink Lady(R)' apples stored in different conditions, Postharvest Biol. Done on a Dell Dimension laptop computer with a Wacom digital tablet (Bamboo). Technol. PSR Zinat. Food Chem., 41(11), 1993, 2056-2062. ass: Standard non-polar; Column diameter: 0.31 mm; Column length: 50 m; Column type: Capillary; Heat rate: 3 K/min; Start T: 0 C; End T: 225 C; Start time: 1 min; CAS no: 71363; Active phase: OV-101; Carrier gas: He; Data type: Normal alkane RI; Authors: del Rosario, R.; de Lumen, B.O. Chromatogr., 319, 1985, 131-142. umn class: Standard polar; Column type: Capillary; Start T: 120 C; CAS no: 71363; Active phase: Carbowax 20M; Data type: Kovats RI; Authors: Podmaniczky, L.; Szepesy, L.; Lakszner, K.; Schomburg, G., Relationship between thermodynamic characteristics and isothermal retention indices, Chromatographia, 20(10), 1985, 623-628. umn class: Standard polar; Column type: Capillary; Start T: 110 C; CAS no: 71363; Active phase: Carbowax 20M; Data type: Kovats RI; Authors: Podmaniczky, L.; Szepesy, L.; Lakszner, K.; Schomburg, G., Relationship between thermodynamic characteristics and isothermal retention indices, Chromatographia, 20(10), 1985, 623-628. umn class: Standard polar; Column type: Capillary; Start T: 100 C; CAS no: 71363; Active phase: Carbowax 20M; Data type: Kovats RI; Authors: Podmaniczky, L.; Szepesy, L.; Lakszner, K.; Schomburg, G., Relationship between thermodynamic characteristics and isothermal retention indices, Chromatographia, 20(10), 1985, 623-628. umn class: Standard polar; Column type: Capillary; Start T: 90 C; CAS no: 71363; Active phase: Carbowax 20M; Data type: Kovats RI; Authors: Podmaniczky, L.; Szepesy, L.; Lakszner, K.; Schomburg, G., Relationship between thermodynamic characteristics and isothermal retention indices, Chromatographia, 20(10), 1985, 623-628. umn class: Standard polar; Column length: 2 m; Column type: Packed; Start T: 120 C; CAS no: 71363; Active phase: PEG-20M; Carrier gas: N2; Substrate: Chromaton N AW HMDS; Data type: Kovats RI; Authors: Stolyarov, B.V.; Kartsova, L.A., Comparative experimental estimation of polarity and selectivity of stationary phases in gas chromatography by means of Forschneider-McReynolds constants and on the basis of thermodynamic characteristics, Zh. Ethylene (C2H4) is nonpolar in nature because of the symmetrical (linear) geometrical shape. Bull. They share all electron pairs. ; Edwards, P.A., Quantitative structure-retention relationship studies of odor-active aliphatic compounds with oxygen-containing functional groups, Anal. Chromatogr., 301, 1984, 355-364. umn class: Standard non-polar; Column type: Packed; Start T: 403 K; CAS no: 71363; Active phase: OV-1; Carrier gas: He or N2; Substrate: Gas-Chrom Q; Data type: Kovats RI; Authors: Gurevich, K.B. ; Ding, S.F. Anal. Chem., 69, 2004, 179-187. class: Standard polar; Column diameter: 0.25 mm; Column length: 60 m; Column type: Capillary; Description: 40C(3min) =>10C/min =>90C =>2C/min =>230C (37min); CAS no: 71363; Active phase: DB-Wax Etr; Carrier gas: He; Phase thickness: 0.5 um; Data type: Normal alkane RI; Authors: Loskos, N.; Hernandez-Orte, P.; Cacho, J.; Ferreira, V., Release and formation of varietal aroma compounds during alcoholic fermentation from nonfloral grape odorless flavor precursors fractions, J. Agric. Its essential for predicting molecular geometry, molecule polarity, and reactivity in a compound. Food Chem., 57, 2009, 7953-7961. ass: Standard polar; Column diameter: 0.25 mm; Column length: 60 m; Column type: Capillary; Heat rate: 3 K/min; Start T: 80 C; End T: 240 C; CAS no: 71363; Active phase: TC-Wax; Data type: Normal alkane RI; Authors: Miyazawa, M.; Yamafuji, C.; Kurose, K.; Ishikawa, Y., Volatile components of the rhizomes of Cirsium japonicum DC, Flavour Fragr. ; Walradt, J.P., Volatile constituents of pressure cooked pork liver, J. Agric. ; Muralidhara, R.; Pittet, A.O. ; Noble, A.C., Characterization of odor-active compounds in Californian Chardonnay wines using GC-olfactometry and GC-mass spectrometry, J. Agric. ; Flath, R.A.; Mon, T.R. ; Rankin, S.A., Solvent type affects the number, distribution, and relative quantities of volatile compounds found in sweet whey powder, J. ; Madruga, M.S. Butane (C4H10) is a nonpolar molecule because the difference in electronegativity between carbon(2.55) and hydrogen(2.2) is less than 0.5, which is way lower to form a polar bond according to the Pauling scale. Food Chem., 51, 2003, 3442-3447. ass: Standard polar; Column diameter: 0.25 mm; Column length: 30 m; Column type: Capillary; Heat rate: 5 K/min; Start T: 40 C; End T: 250 C; End time: 15 min; Start time: 3 min; CAS no: 71363; Active phase: DB-Wax Etr; Phase thickness: 0.25 um; Data type: Linear RI; Authors: Aubert, C.; Chanforan, C., Postharvest Changes in Physicochemical Properties and Volatile Constituents of Apricot (Prunus armeniaca L.). Chem., 54, 1999, 527-540. ass: Standard polar; Column diameter: 0.32 mm; Column length: 60 m; Column type: Capillary; Heat rate: 2 K/min; Start T: 40 C; End T: 180 C; Start time: 5 min; CAS no: 71363; Active phase: Supelcowax-10; Carrier gas: H2; Phase thickness: 0.5 um; Data type: Normal alkane RI; Authors: Ferreira, V.; Rapp, A.; Cacho, J.F. Food Chem., 40, 1992, 647-649. ass: Standard polar; Column diameter: 0.25 mm; Column length: 60 m; Column type: Capillary; Heat rate: 2 K/min; Start T: 40 C; End T: 175 C; End time: 20 min; Start time: 5 min; CAS no: 71363; Active phase: Supelcowax-10; Phase thickness: 0.25 um; Data type: Linear RI; Authors: Matiella, J.E. ), 49(2), 2000, 317-320. umn class: Standard non-polar; Column diameter: 0.32 mm; Column length: 25 m; Column type: Capillary; Start T: 120 C; CAS no: 71363; Active phase: SE-30; Carrier gas: He; Phase thickness: 1 um; Data type: Kovats RI; Authors: Golovnya, R.V.

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