is c4h10o polar or nonpolar is c4h10o polar or nonpolar

Polar vs. Nonpolar Solvents: Identifications and Examples. It comes under the carbon family group. 1 / 35. Polar molecules have an unshared electron pair while the nonpolar molecule doesnt. ; Yook, H.S. Fr., 1, 1968, 118-125. ass: Standard polar; Column diameter: 0.25 mm; Column length: 30 m; Column type: Capillary; Heat rate: 2 K/min; Start T: 60 C; End T: 200 C; Start time: 10 min; CAS no: 71363; Active phase: DB-Wax; Carrier gas: N2; Data type: Kovats RI; Authors: Umano, K.; Shoji, A.; Hagi, Y.; Shibamoto, T., Volatile constituents of peel of quince fruit, Cydonia oblonga Miller, J. Agric. Food Chem., 53, 2005, 2616-2622. class: Standard polar; Column diameter: 0.25 mm; Column length: 30 m; Column type: Capillary; Description: 35C(5min)=>3C/min=>150C => 5C/min => 250C (10min); CAS no: 71363; Active phase: SOLGel-Wax; Carrier gas: He; Phase thickness: 0.25 um; Data type: Linear RI; Authors: Aubert, C.; Baumann, S.; Arguel, H., Optimization of the Analysis of Flavor Volatile Compounds by Liquid-Liquid Microextraction (LLME). VII. ; Sanchez, L.G., Polarity of the Gas Chromatographic Stationary Phases and Retention Indices of Aliphatic Esters, Ketones and Alcohols, Anal. Naturwiss. Polar molecules must contain polar bonds due to a difference in electronegativity between the bonded atoms. The type of bond can be determined from electronegativity difference . Transl. 4C Lab report.pdf - Autumn Smith Organic Chemistry Lab TA: ; Flath, R.A.; Mon, T.R., Volatile components of bittermelon, J. Agric. Why is butanol insoluble in water? - sdnimik.bluejeanblues.net ; Tello, A.M.; Santiuste, J.M., Isothermal retention indices on poly (3,3,3-trifluoropropylmethylsiloxane) stationary phases, J. Chromatogr. Anal. ; Rouseff, R.L., Impact of thermal and nonthermal processing technologies on unfermented apple cider aroma vilatiles, J. Agric. Now she loves writing about her knowledge. Food Chem., 48, 2000, 3463-3469. 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: 200 C; Start time: 2 min; CAS no: 71363; Active phase: DB-Wax; Carrier gas: He; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: Umano, K.; Nakahara, K.; Shoji, A.; Shibamoto, T., Aroma chemicals isolated and identified from leaves of aloe arborescens Mill. ; Golovnya, R.V. Food Chem., 47, 1999, 2690-2696. ass: Standard polar; Column diameter: 0.25 mm; Column length: 60 m; Column type: Capillary; Heat rate: 2 K/min; Start T: 35 C; End T: 195 C; End time: 90 min; Start time: 5 min; CAS no: 71363; Active phase: Supelcowax-10; Carrier gas: He; Phase thickness: 0.25 um; Data type: Linear RI; Authors: Chung, H.Y. Thank you for reading this far! Draw the Lewis Structure The Lewis dot structure provides a simple model between the bonds in a molecule and the lone electron pairs. Food Chem., 54, 2006, 3990-3996. ass: Standard polar; Column diameter: 0.25 mm; Column length: 30 m; Column type: Capillary; Heat rate: 4 K/min; Start T: 50 C; End T: 220 C; End time: 20 min; Start time: 4 min; CAS no: 71363; Active phase: DB-Wax; Carrier gas: He; Phase thickness: 0.25 um; Data type: Linear RI; Authors: Osorio, C.; Alarcon, M.; Moreno, C.; Bonilla, A.; Barrios, J.; Garzon, C.; Duque, C., Characterization of Odor-Active Volatiles in Champa ( Campomanesia lineatifolia R. & P.), J. Agric. 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. 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. J., 14, 1999, 191-194. ass: Standard polar; Column length: 5.5 m; Column type: Packed; Heat rate: 10 K/min; Start T: 70 C; End T: 175 C; Start time: 9 min; CAS no: 71363; Active phase: PEG-20M; Carrier gas: N2; Substrate: Celite; Data type: Kovats RI; Authors: Galt, A.M.; MacLeod, G., Headspace sampling of cooked beef aroma using Tenax GC, J. Agric. You should memorize which molecular shapes are symmetrical, and thus non-polar assuming that the dipoles cancel, and which one's are not. Fr., 1, 1968, 118-125. ass: Standard polar; Column diameter: 0.28 mm; Column length: 50 m; Column type: Capillary; Heat rate: 2 K/min; Start T: 70 C; End T: 190 C; CAS no: 71363; Active phase: Carbowax 20M; Carrier gas: He; Data type: Kovats RI; Authors: Tressl, R.; Friese, L.; Fendesack, F.; Koppler, H., Studies of the volatile composition of hops during storage, J. Agric. What is Polarity? - Definition & Example, Polar Vs Non-Polar Molecules XXVII. Transl. Ionic bonds, like those in table salt (NaCl), are due to electrostatic attractive forces between their positive (Na+) and negative charged (Cl-) ions. ; Stearns, S.D., Multiple detector responses for gas chromatography peak identification, J. Chromatogr. Food Chem., 39(7), 1991, 1275-1279. ass: Standard polar; Column diameter: 0.25 mm; Column length: 50 m; Column type: Capillary; Heat rate: 2 K/min; Start T: 60 C; End T: 180 C; Start time: 4 min; CAS no: 71363; Active phase: Carbowax 20M; Carrier gas: He; Data type: Normal alkane RI; Authors: Kawakami, M.; Kobayashi, A.; Kator, K., Volatile constituents of Rooibos tea (Aspalathus linearis) as affected by extraction process, J. Agric. Electron Pair Geometry vs Molecular Geometry, Whats the Best Hydrogen Water Bottle? ; Samusenko, A.L., Method for prediction of the ability of analyte for self-association in pure liquid, 2000. umn class: Standard non-polar; Column diameter: 0.32 mm; Column length: 25 m; Column type: Capillary; Start T: 110 C; CAS no: 71363; Active phase: SE-30; Carrier gas: He; Phase thickness: 1 um; Data type: Kovats RI; Authors: Golovnya, R.V. The electronegativity difference between bonded atoms is less than 0.4. Int., 28(5), 1995, 465-471. ass: Standard polar; Column diameter: 0.32 mm; Column length: 30 m; Column type: Capillary; Heat rate: 3 K/min; Start T: 40 C; End T: 210 C; End time: 25 min; Start time: 1 min; CAS no: 71363; Active phase: DB-Wax; Carrier gas: He; Phase thickness: 0.5 um; Data type: Normal alkane RI; Authors: Pollak, F.C. While the OH part is polar, we have non-polar C4H9 attached to it. ; Kim, J.-S., Comparison of volatile components in dried scallops (Chlamys farreri and Patinopecten yessoensis) prepared by boiling and steaming methods, J. Agric. Polar bonds: The electronegativity difference is greater than 0.4 between bonded atoms. Click the card to flip . Food Res. 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.). & Perry], Flavour Fragr. ; Tello, A.M.; Santiuste, J.M., Isothermal retention indices on poly (3,3,3-trifluoropropylmethylsiloxane) stationary phases, J. Chromatogr. Examine the arrows in the Lewis dot structure. A, 795, 1998, 319-347. ass: Semi-standard non-polar; Column diameter: 0.32 mm; Column length: 50 m; Column type: Capillary; Heat rate: 4 K/min; Start T: 40 C; End T: 250 C; End time: 30 min; Start time: 3 min; CAS no: 71363; Active phase: Ultra-2; Carrier gas: He; Phase thickness: 0.52 um; Data type: Normal alkane RI; Authors: King, M.-F.; Hamilton, B.L. Food Chem., 50, 2002, 5412-5416. class: Standard polar; Column diameter: 0.2 mm; Column length: 50 m; Column type: Capillary; Description: 70C (1min) =>3C/min => 142C (2min) => 25C/min =>230C (5min); CAS no: 71363; Active phase: FFAP; Carrier gas: N2; Phase thickness: 0.33 um; Data type: Normal alkane RI; Authors: Lopez, M.L. azul, J. Agric. Bull. Chromatogr., 454, 1988, 129-143. umn class: Standard non-polar; Column length: 1.5 m; Column type: Packed; Start T: 120 C; CAS no: 71363; Active phase: OV-1; Carrier gas: N2; Data type: Kovats RI; Authors: Betts, T.J., Triangular Characterization of Gas Chromatographic Stationary Phases, J. Stable. J., 16, 2001, 360-363. ass: Standard polar; Column diameter: 0.2 mm; Column length: 30 m; Column type: Capillary; Heat rate: 3 K/min; Start T: 50 C; End T: 180 C; Start time: 8 min; CAS no: 71363; Active phase: DB-Wax; Carrier gas: He; Data type: Normal alkane RI; Authors: Franco, M.R.B. Top Morgan Gee 3B Posts: 100 Joined: Thu Oct 01, 2020 4:48 am Re: C-H bond polarity ; Roozen, J.P., Gas chromatography, mass spectrometry, and sniffing port analyses of volatile compounds of fresh bell peppers (Capsicum annuum) at different ripening stages, J. Agric. 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. Polar bond is unequal sharing of electrons whereas non-polar bonds are equal sharing of electrons. Bull. Food Chem., 50, 2002, 6023-6026. ass: Standard polar; Column diameter: 0.32 mm; Column length: 60 m; Column type: Capillary; Heat rate: 2 K/min; Start T: 65 C; End T: 250 C; End time: 60 min; Start time: 10 min; CAS no: 71363; Active phase: AT-Wax; Carrier gas: He; Phase thickness: 0.25 um; Data type: Linear RI; Authors: Pino, J.A. Polar and Nonpolar - CHEMISTRY COMMUNITY - University of California Also explore over 335 similar quizzes in this category. Food Chem., 48, 2000, 6200-6204. ass: Standard polar; Column diameter: 0.32 mm; Column length: 50 m; Column type: Capillary; Heat rate: 2 K/min; Start T: 60 C; End T: 190 C; End time: 21 min; Start time: 4 min; CAS no: 71363; Active phase: CP-Wax 52CB; Carrier gas: H2; Phase thickness: 0.22 um; Data type: Normal alkane RI; Authors: Hwan, C.-H.; Chou, C.-C., Volatile components of the Chinese fermented soya bean curd as affected by the addition of ethanol in ageing solution, J. Sci. ; Jirovetz, L.; Buchbauer, G., SPME/GC/MS analysis of headspace aroma compounds of the Cameroonian fruit Tetrapleura tetraptera (Thonn.) Transl. ; Hierro, E.M.; de la Hoz, L.; Mottram, D.S. Study with Quizlet and memorize flashcards containing terms like Water, H2O, Methanol, CH3OH, Ethanol C2H5OH and more. ; Korolenko, L.I. Food Chem., 54, 2006, 8480-8490. ass: Standard polar; Column diameter: 0.25 mm; Column length: 60 m; Column type: Capillary; Heat rate: 3 K/min; Start T: 40 C; End T: 240 C; End time: 10 min; Start time: 5 min; CAS no: 71363; Active phase: Stabilwax; Carrier gas: Helium; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: Cros, S.; Vandanjon, L.; Jaouen, P.; Bourseau, P., Processing of Industrial Mussel Cooking Juices by Reverse Osmotis: Pollution Abatement and Aromas Recovery, 2007. 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; Start time: 5 min; CAS no: 71363; Active phase: TC-Wax; Data type: Normal alkane RI; Authors: Shuichi, H.; Masazumi, N.; Hiromu, K.; Kiyoshi, F., Comparison of volatile compounds berween the crude drugs, Onji-tsutsu and Onji-niki, Nippon nogei kagaku kaishi, 70(2), 1996, 151-160. class: Standard polar; Column diameter: 0.2 mm; Column length: 50 m; Column type: Capillary; Description: 70C(1min) => 3C/min => 142C => 5C/min => 225C(10min); CAS no: 71363; Active phase: FFAP; Carrier gas: He; Phase thickness: 0.33 um; Data type: Normal alkane RI; Authors: Echeverria, G.; Correa, E.; Ruiz-Altisent, M.; Graell, J.; Puy, J.; Lopez, L., Characterization of Fuji apples from different harvest dates and storage conditions from measurements of volatiles by gas chromatography and electronic nose, J. Agric. A, 1011, 2003, 1-9. ass: Semi-standard non-polar; Column diameter: 0.25 mm; Column length: 30 m; Column type: Capillary; Heat rate: 3 K/min; Start T: 50 C; End T: 200 C; CAS no: 71363; Active phase: HP-5; Data type: Normal alkane RI; Authors: Isidorov, V.; Jdanova, M., Volatile organic compounds from leaves litter, Chemosphere, 48, 2002, 975-979. class: Semi-standard non-polar; Column diameter: 0.25 mm; Column length: 30 m; Column type: Capillary; Description: 40C (6min) => 2.5C/min => 150C => 90C/min => 250C; CAS no: 71363; Active phase: HP-5; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: Jordan, M.J.; Shaw, P.E. ; Vigdergauz, M.S., Chromatographic constants in gas chromatography (in Russian), Standards Publ. (Engl. Food Chem., 41(4), 1993, 633-636. ass: Standard polar; Column diameter: 0.25 mm; Column length: 50 m; Column type: Capillary; Heat rate: 2 K/min; Start T: 60 C; End T: 180 C; CAS no: 71363; Active phase: PEG-20M; Carrier gas: N2; Data type: Normal alkane RI; Authors: Kubota, K.; Nakamoto, A.; Moriguchi, M.; Kobayashi, A.; Ishii, H., Formation of pyrrolidino[1,2-e]-4H-2,4-dimethyl-1,3,5-dithiazine in the volatiles of boiled short-necked clam, clam, and corbicula, J. Agric. ; Shaw, K.J., Volatile components from the roots of Acacia pulchella R.Br. Sci., 70(1), 2005, c13-c20. A completely nonpolar bond occurs when the electronegativities are identical and therefore possess a difference of zero. Food Chem., 49, 2001, 2409-2413. ass: Semi-standard non-polar; Column diameter: 0.20 mm; Column length: 25 m; Column type: Capillary; Heat rate: 5 K/min; Start T: 50 C; End T: 180 C; Start time: 3 min; CAS no: 71363; Active phase: HP-5; Phase thickness: 0.33 um; Data type: Normal alkane RI; Authors: Jung, A.; Wichmann, K.-H.; Kolb, M., VOC emission of polymeric packaging materials, LaborPraxis, 23(9), 1999, 20-22. ass: Semi-standard non-polar; Column diameter: 0.32 mm; Column length: 25 m; Column type: Capillary; Heat rate: 15 K/min; Start T: 30 C; End T: 250 C; End time: 5 min; Start time: 2 min; CAS no: 71363; Active phase: PoraPLOT; Carrier gas: He; Data type: Normal alkane RI; Authors: Ojanpera, I.; Pihlainen, K.; Vuori, E., Identification limits for volatile organic compounds in the blood by purge-and-trap GC/FTIR, J. Anal. Chromatogr., 586, 1991, 113-129. ass: Standard polar; Column diameter: 0.31 mm; Column length: 25 m; Column type: Capillary; Heat rate: 2 K/min; Start T: 50 C; End T: 200 C; CAS no: 71363; Active phase: Carbowax 20M; Data type: Linear RI; Authors: Suarez, M.; Duque, C., Volatile constituents of lulo (Salanum vestissimum D.) fruit, J. Agric. Chem. Nonpolar compounds will be symmetric, meaning all of the sides around the central atom are identical - bonded to the same element with no unshared pairs of electrons. ; Williams, J.; Beens, J.; Adahchour, M.; Vreuls, R.J.J. Fruit, J. In BF3, the central boron atom has sp2 hybridized . ; Poole, C.F., Influence of concurrent retention mechanisms on the determination of stationary phase selectivity in gas chromatography, J. Sci., 74(2), 2009, c90-c99. Akad. It all depends upon the electronegativity difference between the bonded atoms in a molecule. Chim. Teledyne ISCO, Inc. ; Maltby, D., Prediction of retention indexes. Appl. The non-polar compounds will be symmetric, which means the presence of identical atoms around the central atom, which bonds to the element without any unshared pairs of electrons. Technol., 213, 2001, 18-21. ass: Standard non-polar; Column diameter: 0.22 mm; Column length: 50 m; Column type: Capillary; Heat rate: 5 K/min; Start T: 50 C; End T: 200 C; CAS no: 71363; Active phase: BP-1; Carrier gas: He; Phase thickness: 0.75 um; Data type: Normal alkane RI; Authors: Health Safety Executive, MDHS 96 Volatile organic compounds in air - Laboratory method using pumed solid sorbent tubes, solvent desorption and gas chromatography, in Methods for the Determination of Hazardous Substances (MDHS) guidance, Crown, Colegate, Norwich, 2000, 1-24. umn class: Standard non-polar; Column type: Capillary; Start T: 75 C; CAS no: 71363; Active phase: Polydimethyl siloxane; Data type: Normal alkane RI; Authors: Tello, A.M.; Lebron-Aguilar, R.; Quintanilla-Lopez, J.E. House, Moscow, 1978, 192. umn class: Semi-standard non-polar; Column type: Packed; Start T: 120 C; CAS no: 71363; Active phase: Apiezon L; Substrate: Celite 545; Data type: Kovats RI; Authors: Bogoslovsky, Yu.N. ; Kim, K.S. Polar. There is always a difference between the electronegativity of its atoms. Bull. umn class: Standard non-polar; Column diameter: 0.32 mm; Column length: 25 m; Column type: Capillary; Start T: 130 C; CAS no: 71363; Active phase: SE-30; Carrier gas: He; Phase thickness: 1 um; Data type: Kovats RI; Authors: Golovnya, R.V. ; Yamaguchi, M., Gas chromatographic retention as identification criteria, Anal. How To Know If A Molecule is Polar or Nonpolar (2023 Guide) Food Chem., 43, 1995, 773-778. ass: Standard non-polar; Column type: Capillary; CAS no: 71363; Active phase: Methyl Silicone; Data type: Normal alkane RI; Authors: Zenkevich, I.G. III. Butane (C4H10) lewis structure, molecular geometry, polar or nonpolar Retention indices of amines in some polar and unpolar stationary phases, Latv. Vestis Kim. This is what is meant by neutral - polar or uncharged - polar. ; Lavilla, M.T. House, Moscow, 1978, 192. umn class: Semi-standard non-polar; Column type: Capillary; Start T: 120 C; CAS no: 71363; Active phase: Apiezon M; Data type: Kovats RI; Authors: Golovnya, R.V. Brew., 108(1), 2002, 68-72. ass: Standard polar; Column diameter: 0.32 mm; Column length: 50 m; Column type: Capillary; Heat rate: 2 K/min; Start T: 50 C; End T: 200 C; CAS no: 71363; Active phase: CP-Wax 52CB; Carrier gas: H2; Data type: Linear RI; Authors: Liu, T.-T.; Yang, T.-S.; Wu, C.-M., Changes of volatiles in soy sauce-stewed pork during cold storage and reheating, J. Sci. ; Graell, J.; Lopez, M.L., Relationships between volatile production, fruit quality and sensory evaluation of Fuji apples stored in different atmospheres by means of multivariate analysis, J. Sci. Food Chem., 57(3), 2009, 915-923. ass: Standard non-polar; Column diameter: 0.32 mm; Column length: 50 m; Column type: Capillary; Heat rate: 4 K/min; Start T: 50 C; End T: 250 C; CAS no: 71363; Active phase: OV-101; Carrier gas: He; Phase thickness: 0.5 um; Data type: Normal alkane RI; Authors: Misharina, T.A. ; Palmer, J.K.; Tao, P., Flavor evaluation and characterization of yogurt as affected by ultra-high temperature and vat processes, J. Cite . Polar solvents are solvents with large dipole moments whereas nonpolar solvents have low or sometimes, no dipole moment at all. Chem., 55(8), 1983, 1331-1335, In original 1331-1335. umn class: Semi-standard non-polar; Column length: 1 m; Column type: Packed; Start T: 100 C; CAS no: 71363; Active phase: Squalane; Data type: Kovats RI; Authors: Grobler, A.; Balizs, G., Investigations on mixed gas chromatographic stationary phases. natalensis Berger, J. Agric. Chem. (Engl. It's relative. Comparison of determination method for volatile compounds in Thai soy sauce, Food Chem., 83, 2003, 619-629. ass: Standard polar; Column diameter: 0.32 mm; Column length: 25 m; Column type: Capillary; Heat rate: 15 K/min; Start T: 45 C; End T: 220 C; CAS no: 71363; Active phase: HP-FFAP; Carrier gas: Helium; Phase thickness: 0.50 um; Data type: Normal alkane RI; Authors: Wanakhachornkrai, P.; Lertsiri, S., Comparison of determination method for volatile compounds in Thai soy sauce, Analytical, Nutritional and Clinical Methods, , 9999, 1-11. class: Standard polar; Column diameter: 0.20 mm; Column length: 50 m; Column type: Capillary; Description: 70 0C (1 min) ^ 3 0C/min -> 142 0C ^ 5 0C/min -> 225 0C (10 min); CAS no: 71363; Active phase: FFAP; Carrier gas: Helium; Phase thickness: 0.33 um; Data type: Normal alkane RI; Authors: Ortiz, A.; Echeverra, G.; Graell, J.; Lara, I., Calcium dips enhance volatile emission of cold-stored "Fuji Kiki-8" apples, J. Agric. 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. Chem., 160(2), 1992, 449-460. ass: Standard non-polar; Column type: Capillary; CAS no: 71363; Active phase: Methyl Silicone; Data type: Linear RI; Authors: Peng, C.T. Hortic. Bull. Fr., Food Chem., 92, 2005, 221-226. ass: Standard polar; Column diameter: 0.20 mm; Column length: 50 m; Column type: Capillary; Heat rate: 3 K/min; Start T: 40 C; End T: 180 C; End time: 30 min; Start time: 5 min; CAS no: 71363; Active phase: PEG-20M; Phase thickness: 0.20 um; Data type: Normal alkane RI; Authors: Narain, N.; Almeida, J.N.