; 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. Calcul des coefficients d'activite relatifs et des indices de retention de quelques alcools aliphatiques, Bull. ; Tello, A.M.; Santiuste, J.M., Isothermal retention indices on poly (3,3,3-trifluoropropylmethylsiloxane) stationary phases, J. Chromatogr. Food Chem., 46(5), 1998, 1944-1953. ass: Standard polar; Column diameter: 0.25 mm; Column length: 30 m; Column type: Capillary; Heat rate: 4 K/min; Start T: 20 C; End T: 200 C; End time: 1 min; Start time: 1 min; CAS no: 71363; Active phase: FFAP; Carrier gas: He; Phase thickness: 0.25 um; Data type: Linear RI; Authors: Ott, A.; Fay, L.B. 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. ), 49(2), 2000, 317-320. umn class: Standard non-polar; Column diameter: 0.32 mm; Column length: 25 m; Column type: Capillary; Start T: 48 C; CAS no: 71363; Active phase: SE-30; Carrier gas: He; Phase thickness: 1 um; Data type: Kovats RI; Authors: Golovnya, R.V. Retention increments of C1-C18 primary alkanols and their 2-chloropropanoyl and 3-chloropropanoyl derivatives on SE-30 and OV-351 capillary columns, J. 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. Is BF3 Polar or Nonpolar? ; Marbot, R.; Vazquez, C., Characterization of volatiles in strawberry guava (Psidium cattleianum Sabine) fruit, J. Agric. ; Brinkman, U.A.Th. Now she loves writing about her knowledge. Benzene - C 6 H 6. Dairy Sci., 65, 1982, 191-196. ass: Standard non-polar; Column type: Capillary; CAS no: 71363; Active phase: OV-1; Data type: Normal alkane RI; Authors: Ramsey, J.D. ; Maltby, D., Prediction of retention indexes. Food Chem., 33, 1985, 380-384. ass: Standard polar; Column diameter: 0.2 mm; Column length: 80 m; Column type: Capillary; Heat rate: 2 K/min; Start T: 70 C; End T: 170 C; CAS no: 71363; Active phase: Carbowax 20M; Data type: Normal alkane RI; Authors: Anker, L.S. Chem., 62, 1990, 2676-2684. ass: Standard polar; Column diameter: 0.2 mm; Column length: 80 m; Column type: Capillary; Heat rate: 2 K/min; Start T: 70 C; End T: 170 C; CAS no: 71363; Active phase: Carbowax 20M; Data type: Normal alkane RI; Authors: Egolf, L.M. Hortic. XXVII. ; Rouseff R.L., Comparison of aroma volatiles in commercial Merlot and Cabernet Sauvignon wines using gas chromatography - Olfactometry and gas chromatography - Mass spectrometry, J. Agric. A, 1216, 2009, 1630-1639. umn class: Standard non-polar; Column type: Capillary; Start T: 120 C; CAS no: 71363; Active phase: Methyl Silicone; Data type: Normal alkane RI; Authors: Lebron-Aguilar, R.; Quintanilla-Lopez, J.E. 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. ; Samusenko, A.L., Gas-chromatographic method of evaluation of n-alkanol ability for self-association in pure liquid, Russ. Chromatogr., 354, 1986, 1-6. umn class: Standard polar; Column length: 6 m; Column type: Packed; Start T: 80 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. ; Yamaguchi, M., Gas chromatographic retention as identification criteria, Anal. Contribution of dynamic headspace GC-MS analysis of aroma compounds to authenticity testing of honey, Food Chem., 72, 2001, 511-520. class: Standard polar; Column diameter: 0.25 mm; Column length: 60 m; Column type: Capillary; Description: 45C(4min) => 30C/min => 60C (5min) => 3C/min => 220C (40min); CAS no: 71363; Active phase: DB-Wax; Carrier gas: He; Data type: Linear RI; Authors: Ziegleder, G., Odorous compounds in paperboard as influenced by recycled material and storage, Packag. Carbon tetrachloride - CCl 4. ; Duque, C., Aroma constituents of the fruit of the moutain papaya (Carica pubescens) from Colombia, J. Agric. Food Chem., 55, 2007, 4289-4298. ass: Semi-standard non-polar; Column diameter: 0.3 mm; Column length: 50 m; Column type: Capillary; Heat rate: 16 K/min; Start T: 80 C; End T: 250 C; CAS no: 71363; Active phase: HP-5; Carrier gas: H2; Data type: Normal alkane RI; Authors: Spadone, J.-C.; Takeoka, G.; Liardon, R., Analytical Investigation of Rio Off-Flavor in Green Coffee, J. Agric. Anal. Technol., 227, 2008, 1259-1273. class: Standard polar; Column diameter: 0.32 mm; Column length: 30 m; Column type: Capillary; Description: 40 0C (4 min) ^ 3 0C/min -> 50 0C ^ 5 0C/min -> 120 0C ^ 7 0C/min -> 175 0C ^ 10 0C/min -> 230 0C (8 min); CAS no: 71363; Active phase: DB-Wax; Carrier gas: Helium; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: Yongsheng, T.; Hua, L.; Hua, W.; Li, Z., Volatile composition of young Cabernet Savignon red wine from Changli Counti (China), J. ; Samusenko, A.L., Method for prediction of the ability of analyte for self-association in pure liquid, 2000. class: Standard non-polar; Column diameter: 0.2 mm; Column length: 100 m; Column type: Capillary; Description: 5C(10min)=>5C/min=>50C(48min)=>1.5C/min=>195C(91min); CAS no: 71363; Active phase: Petrocol DH-100; Carrier gas: He; Data type: Kovats RI; Authors: Haagen-Smit Laboratory, Procedure for the detailed hydrocarbon analysis of gasolines by single column high efficiency (capillary) column gas chromatography, SOP NO. Dairy J., 11, 2001, 911-926. ass: Standard non-polar; Column diameter: 0.32 mm; Column length: 25 m; Column type: Capillary; Heat rate: 4 K/min; Start T: 60 C; CAS no: 71363; Active phase: SE-30; Carrier gas: He; Phase thickness: 1 um; Data type: Linear RI; Authors: Golovnya, R.V. - Chrom. This is the structure of n-pentane: The molecule is very large, which means that not only are there more London dispersion forces present, but also stronger London dispersion forces. III. ; Yook, H.S. Chem. ), 50(10), 1995, 937-944. class: Standard non-polar; Column diameter: 0.32 mm; Column length: 60 m; Column type: Capillary; Description: 3 min at 5 C; 5 - 50 C at 3 deg/min; 50 - 220 C at 5 deg/min; CAS no: 71363; Active phase: DB-1; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: Ciccioli, P.; Brancaleoni, E.; Cecinato, A.; Sparapani, R.; Frattoni, M., Identification and determination of biogenic and anthropogenic volatile organic compounds in forest areas of Northern and Southern Europe and a remote site of the Himalaya region by high-resolution gas chromatography-mass spectrometry, J. ; Webb, A.D., Identification of Some Volatile Compounds of Wine of Vitis Vinifera Cultivar Pinot Noir, Am. ; Golovnya, R.V. 1.1, California Environmental Protection Agency, Air Resources Board, El Monte, California, 1997, 22. ass: Standard non-polar; Column diameter: 0.25 mm; Column length: 60 m; Column type: Capillary; Heat rate: 2 K/min; Start T: 30 C; End T: 220 C; Start time: 4 min; CAS no: 71363; Active phase: DB-1; Phase thickness: 0.25 um; Data type: Kovats RI; Authors: Takeoka, G.; Perrino, C., Jr.; Buttery, R., Volatile constituents of used frying oils, J. Agric. III. Bull. Vestis Kim. To find a dipole moment look the see if there are any electron withdrawing atoms (hint: electronegative atoms). ; Garcia-Munoz, J.; Menendez, V.; Molera, M.J.; Santiuste, J.M. Comment * document.getElementById("comment").setAttribute("id","acc268fc0c3b05f5840f844f631292e0");document.getElementById("a60373e486").setAttribute("id","comment"); Save my name, email, and website in this browser for the next time I comment. ), J. Agric. b) When both of the reactions occur . ; Walradt, J.P., Volatile constituents of pressure cooked pork liver, J. Agric. ; Shaw, P.E. ; Schreier, P., Bound aroma compounds from the fruit and the leaves of blackberry (Rubus laciniata L.), J. Agric. PSR Zinat. Phys. Acta., 560, 2006, 103-109. ass: Standard non-polar; Column type: Capillary; CAS no: 71363; Active phase: Methyl Silicone; Data type: Normal alkane RI; Authors: Estrada, E.; Gutierrez, Y., Modeling chromatographic parameters by a novel graph theoretical sub-structural approach, J. Chromatogr. ; Krasnykh, E.L.; Vasiltsova, T.V. Proceedings of the 10th International Congress of Essential Oils, Fragrances and Flavors, Lawrence,B.M. ; Recasens, I.; Vendrell, M., Relationships between volatile production, fruit quality, and sensory evaluation in Granny Smith apples stored in different controlled-atmosphere treatments by means of multivariate analysis, J. Agric. Food Chem., 51, 2003, 6530-6536. ass: Standard polar; Column diameter: 0.25 mm; Column length: 30 m; Column type: Capillary; Heat rate: 4 K/min; Start T: 40 C; End T: 230 C; End time: 5 min; 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: Xu, Y.; Fan, W.; Qian, M.C., Characterization of Aroma Compounds in Apple Cider Using Solvent-Assisted Flavor Evaporation and Headspace Solid-Phase Microextraction, J. Agric. Chromatogr., 288, 1984, 329-346. ass: Standard polar; Column diameter: 0.25 mm; Column length: 60 m; Column type: Capillary; Heat rate: 3 K/min; Start T: 35 C; End T: 203 C; Start time: 4 min; CAS no: 71363; Active phase: CP-Wax 52CB; Phase thickness: 0.25 um; Data type: Linear RI; Authors: Alasalvar, C.; Taylor, K.D.A. Posts. ; Janzantti, N.S. Partition coefficients and retention indices in OV-101-OV-25, OV-101-Carbowax 20M and OV-225-SP-2340 mixtures, J. ; 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. b. Ethyl 4-aminobenzoate has both polar and nonpolar regions in its molecule, but it seems it is more in the aqueous phase because of the benzene ring it has on it, which is nonpolar. ; Mottram D.S., Light-induced off-flavor development in cloudy apple juice, J. Agric. Chromatogr., 354, 1986, 1-6. umn class: Standard non-polar; Column length: 6 ft; Column type: Packed; Start T: 120 C; CAS no: 71363; Active phase: OV-1; Substrate: Gas Chrom Q; Data type: Kovats RI; Authors: Valko, K.; Papp, O.; Darvas, F., Selection of Gas Chromatographic Stationary Phase Pairs for Characterization of the 1-Octanol-Water Partition Coefficient, J. Food Chem., 34(1), 1986, 140-144. https://www.ebi.ac.uk/chebi/searchId.do?chebiId=CHEBI:28885, ACD/Labs Percepta Platform - PhysChem Module, US Environmental Protection Agencys EPISuite, Compounds with the same molecular formula, Search Google for structures with same skeleton, 242-244 F / 760 mmHg (116.6667-117.7778 C / 760 mmHg), 243 F / 760 mmHg (117.2222 C / 760 mmHg). Solution for Resonance Structures Resonance Structures are ways to represent the bonding in a molecule or ion when a single Lewis structure fails to describe ; 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. Ethylene is a flammable gas. (Engl. ; Newton, R., Inverse gas chromatography in the study of polymer degradation. azul, J. Agric. XXVII. Retention indices of amines in some polar and unpolar stationary phases, Latv. There is at least one side of the molecule with more negative or positive charge than another side.1. Click the card to flip . Separation of Unsaturated Alcohols and Their Acetyl and Haloacetyl Derivatives on Capillary Columns Coated with SE-30 and OV-351, J. Can someone help me understand this? Food Chem., 50, 2002, 5146-5148. ass: Standard non-polar; Column diameter: 0.32 mm; Column length: 50 m; Column type: Capillary; Heat rate: 3 K/min; Start T: 60 C; End T: 280 C; End time: 60 min; Start time: 10 min; CAS no: 71363; Active phase: CP Sil 5 CB; Carrier gas: He; Phase thickness: 0.4 um; Data type: Linear RI; Authors: Pino, J.A. hyb) and "Thornless Evergreen" (R.laciniatus L.) Blackberries, J. J., 81, 2005, 184-190. umn class: Standard non-polar; Column diameter: 0.25 mm; Column length: 30 m; Column type: Capillary; Start T: 20 C; CAS no: 71363; Active phase: HP-1; Phase thickness: 0.25 um; Data type: Kovats RI; Authors: Wang, Y.; Liu, J.; Li, N.; Shi, G.; Jiang, G.; Ma, W., Preliminary study of the retention behavior for different compounds using cryogenic chromatography at different initial temperatures, Microchem. Transl. 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. ; Ding, S.F. ). ; Shaw, K.J., Volatile components from the roots of Acacia pulchella R.Br. ; Rule, D.C.; Field, R.A., Isolation and identification of volatiles and condensable material in raw beef with supercritical carbon dioxide extraction, J. Agric. The atoms attached to the atom arent all the same. Akad. By contrast, a polar molecule consists of lone pairs of electrons on a central atom and therefore has unequal sharing of electrons. Chem. ; Marbot, R.; Rosado, A.; Vazquez, C., Volatile constituents of Malay rose apple [Syzygium malaccense (L.) Merr. ; Whitworth, C.J. 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. Dipole moment : As a result of polarization, the molecule possesses the dipole moment which can be defined as the product of charge and the distance between the centers of positive and negative charge. 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. Covalent bonds can be non-polar or polar and react to electrostatic charges. J., 18, 2003, 15-17. ass: Standard polar; Column diameter: 0.25 mm; Column length: 60 m; Column type: Capillary; Heat rate: 4 K/min; Start T: 80 C; End T: 250 C; End time: 47 min; CAS no: 71363; Active phase: TC-Wax; Carrier gas: He; Data type: Normal alkane RI; Authors: Miyazawa, M.; Kurose, K.; Itoh, A.; Hiraoka, N., Comparison of the essential oils of Glehnia littoralis from Northern and Southern Japan, J. Agric. It has a permanent dipole moment, which arises from differences in electronegativities between atoms. (Engl. Chem. 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. Most organic molecules are polar by definition - they have a dipole moment (ethers included). PubChem is a registered trademark of the National Library of Medicine is a registered trademark of the National Library of Medicine Step #1: Draw the lewis structure Here is a skeleton of C4H10 lewis structure and it contains three C-C bonds and ten C-H bonds. Food Chem., 37(2), 1989, 418-420. ass: Standard non-polar; Column diameter: 0.32 mm; Column length: 60 m; Column type: Capillary; Heat rate: 4 K/min; Start T: 30 C; End T: 200 C; End time: 20 min; Start time: 25 min; CAS no: 71363; Active phase: DB-1; Carrier gas: He; Data type: Normal alkane RI; Authors: Buttery, R.G. ; Santiuste, J.M., Isothermal retention indices on poly93-cyanopropylmethyl)siloxane stationary phases, J. Chromatogr. ; Bonnarme, P.; Roussel, E., The addition of Propionibacterium freudenreichii to raclette cheese induces biochemical changes and enhances flavor development, J. Agric. ; de Rijk, T.; Wichers, H.J. A compound is referred to as non-polar if the charge distribution becomes evenly distributed over different regions of the molecule. A, 903, 2000, 117-143. ass: Standard non-polar; Column diameter: 0.32 mm; Column length: 30 m; Column type: Capillary; Heat rate: 10 K/min; Start T: 35 C; End T: 270 C; Start time: 1 min; CAS no: 71363; Active phase: DB-1; Carrier gas: He; Phase thickness: 5 um; Data type: Linear RI; Authors: Bartelt, R.J., Calibration of a commercial solid-phase microextraction device for measuring headspace concentrations of organic volatiles, Anal. ; 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: 100 C; CAS no: 71363; Active phase: SE-30; Carrier gas: He; Phase thickness: 1 um; Data type: Kovats RI; Authors: Golovnya, R.V. A polar covalent bond is a kind of covalent bond that lies between pure covalent bonds and ionic bonds. Food Chem., 46(2), 1998, 634-643. 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: Cross-linked FFAP; Carrier gas: N2; Phase thickness: 0.33 um; Data type: Normal alkane RI; Authors: Lavilla, T.; Puy, J.; Lopez, M.L. The dipole moment arises from polarity which basically comes from the difference in electronegativities of the bonded atoms in a molecule. Food Chem., 54, 2006, 2695-2704. ass: Standard polar; Column diameter: 0.32 mm; Column length: 60 m; Column type: Capillary; Heat rate: 4 K/min; Start T: 50 C; End T: 230 C; End time: 10 min; Start time: 0.1 min; CAS no: 71363; Active phase: DB-Wax; Data type: Normal alkane RI; Authors: Binder, R.G. ; Galvao, M.S. Nonpolar and polar molecules exhibit some degree of electronegativity difference between bonded atoms.[1]. 3.5K views 1 year ago Learn to determine if C3H8 (Propane) is polar or non-polar based on the Lewis Structure, differences in electronegativity, and the molecular geometry (shape). ; Kuz'menko, T.E. Polar bond is unequal sharing of electrons whereas non-polar bonds are equal sharing of electrons. ; Noble, A.C., Characterization of odor-active compounds in Californian Chardonnay wines using GC-olfactometry and GC-mass spectrometry, J. Agric. Chromatogr., 319, 1985, 131-142. umn class: Standard polar; Column type: Capillary; CAS no: 71363; Active phase: BP-20; Data type: Kovats RI; Authors: SGE, Guide to GC column selection, 2005. umn class: Standard polar; Column diameter: 0.32 mm; Column length: 25 m; Column type: Capillary; Start T: 100 C; CAS no: 71363; Active phase: OV-351; Carrier gas: N2; Data type: Kovats RI; Authors: Haken, J.K.; Korhonen, I.O.O., Gas chromatography of homologous esters. Let me explain this in detail with the help of C6H6 lewis structure and its 3D geometry. ; Goodner, K.L., Aroma active components in aqueous kiwi fruit essence and kiwi fruit puree by GC-MS and multidimensional GC/GC-O, J. Agric. ; Yang, Z.C., Prediction of Retention Indexes I. Structure-Retention Index Relationship on Apolar Columns, J. Dairy Sci., 65, 1982, 191-196. ass: Standard polar; Column diameter: 0.25 mm; Column length: 60 m; Column type: Capillary; Heat rate: 4 K/min; Start T: 80 C; End T: 250 C; CAS no: 71363; Active phase: TC-WAX FFS; Carrier gas: He; Data type: Normal alkane RI; Authors: Miyazawa, M.; Kurose, K.; Itoh, A.; Hiraoka, N.; Kameoka, H., Components of the essential oil from Glehnia littoralis, Flavour Fragr. Food Chem., 52, 2004, 5663-5669. class: Semi-standard non-polar; Column diameter: 0.32 mm; Column length: 60 m; Column type: Capillary; Description: 40 C(4min) => 2C/min => 90C => 4C/min => 130C => 8C/min => 250C; CAS no: 71363; Active phase: DB-5; Carrier gas: He; Phase thickness: 1 um; Data type: Linear RI; Authors: Mayr, D.; van Ruth, S.; Mark, T.D., Evaluation of the influence of mastication on temporal aroma release of ripe and unripe bananas, using a model mouth system and gas chromatography-olfactometry, Eur. A, 1216, 2009, 1630-1639. ass: Semi-standard non-polar; Column diameter: 0.25 mm; Column length: 30 m; Column type: Capillary; Heat rate: 5 K/min; Start T: 60 C; End T: 300 C; CAS no: 71363; Active phase: DB5-30W; Carrier gas: He; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: Schwab, W.; Schreier, P., Simultaneous enzyme catalysis extraction: A versatile technique for the study of flavor precursors, J. Agric. ; Kuz'menko, T.e. Characterization of 28 Cultivars, J. Agric. ; Khralenkova, N.B., Desorption with solvent vapor as a method of sample preparation in the sorption preconcentration of organic-compounds from the air of a working area and from industrial-waste gases, J. Appl. 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. fruit, J. Agric. ; Ling, L.C., Studies on flavor volatiles of some sweet corn products, J. Agric. ; Ehlermann, D.A.E. ; Careri, M.; Mangia, A.; Musci, M.; Gerboles, M.; Anklam, E., Analytical, nutritional, and clinical methods section. ; 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. For example, water is a polar liquid and it does not like to mix with nonpolar liquids. Polar and nonpolar molecules differ in their geometric shapes. A polar molecule always contains polar bonds, but some molecules with polar bonds are nonpolar. Chromatogr., 436, 1988, 137-172. ass: Semi-standard non-polar; Column diameter: 0.25 mm; Column length: 0 m; Column type: Capillary; Heat rate: 4 K/min; Start T: 40 C; End T: 280 C; End time: 5 min; Start time: 2 min; CAS no: 71363; Active phase: CP-Sil 8CB-MS; Carrier gas: He; Phase thickness: 0.25 um; Data type: Linear RI; Authors: Elmore, J.S. Food Chem., 37(3), 1989, 659-662. ass: Semi-standard non-polar; Column length: 1.2 m; Column type: Packed; Heat rate: 4 K/min; Start T: 50 C; End T: 200 C; CAS no: 71363; Active phase: Apiezon L; Substrate: Chromosorb W HMDS HP (00-120 mesh); Data type: Kovats RI; Authors: Rasmussen, P., Identification of Volatile Components of Jacjfruit by Gas Chromatography / MAss Spectrometry with Two Different Columns, Anal. Is C2H4O polar or non polar? 23. 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. ORL-RAT LD50 790 mg kg-1, ORL-MUS LD50 2680 mg kg-1, SKN-RBT LD50 3400 mg kg-1, IVN-RAT LD50 310 mg kg-1, IVN-MUS LD50 377 mg kg-1, DANGER: FLAMMABLE, CORROSIVE, burns skin and eyes, DANGER: FLAMMABLE, irritates skin, eyes, lungs, P210-P261-P303+P361+P353-P305+P351+P338-P405-P501a, Eye: Irrigate immediately Skin: Water flush promptly Breathing: Respiratory support Swallow: Medical attention immediately, inhalation, skin absorption, ingestion, skin and/or eye contact, Irritation eyes, nose, throat; headache, dizziness, drowsiness; corneal inflammation, blurred vision, lacrimation (discharge of tears), photophobia (abnormal visual intolerance to light); dermatitis; ; Duque, C., Aroma constituents of the fruit of the moutain papaya (Carica pubescens) from Colombia, J. Agric. 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. Fr., 1, 1968, 118-125. umn class: Standard polar; Column length: 2 m; Column type: Packed; Start T: 100 C; CAS no: 71363; Active phase: Carbowax 20M; Substrate: Chromosorb W; Data type: Kovats RI; Authors: Zarazir, D.; Chovin, P.; Guiochon, G., Identification of hydroxylic compounds and their derivatives by gas chromatography, Chromatographia, 3, 1970, 180-195. umn class: Standard polar; Column length: 6 m; Column type: Packed; Start T: 120 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. ; Samusenko, A.L. ; Marbot, R., Volatile flavor constituents of acerola (Malpighia emarginata DC.)
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