• Dynamic Viscosity of 2-Propanol from Dortmund Data Bank

    CachedDynamic Viscosity of 2-Propanol. The experimental data shown in these pages are freely available and have been published already in the DDB Explorer Edition.The data represent a small sub list of all available data in the Dortmund Data Bank.

  • Dichloromethane - High Purity Solvents | Sigma-Aldrich

    /.../dichloromethane-center.html CachedAbout Dichloromethane. Whether you need HPLC dichloromethane, ACS dichloromethane, anhydrous dichloromethane or one of the other grades available, we offer the right product for your application. As a leading supplier of high-purity solvents, we have the right dichloromethane to meet your needs.

  • Vapor-Liquid Equilibria of High-Boiling ... - Dortmund Data Bank

    dortmunddatabank.com/ddb-vle.html CachedThe VLE data file is the oldest and one of the largest data collections in the DDB. It contains different types of complete (x,y,P,T) or incomplete data for components with a normal boiling point above 0°C. Data reported in form of Henry or other coefficients are not included. These can be found in the GLE data bank.

  • 2 propanol density | Isopropyl alcohol - Wikipedia

    2-propanol-density CachedPh Eur, 2-Propanol, for analysis EMPARTA® ACS, 2-Propanol, for spectroscopy Uvasol®, 2-Propanol, gradient grade for liquid chromatography LiChrosolv®, 2-Propanol, EMPLURA®, 2-Propanol, for gas chromatography ECD and FID SupraSolv®, DA: 61 PA: 94 MOZ Rank: 40. Density of 2-Propanol from Dortmund Data Bank ddbst.com

  • Azeotropic Data of 30 Important Components from Dortmund Data ...

    CachedAzeotropic Data. The experimental data shown in these pages are freely available and have been published already in the DDB Explorer Edition.The data represent a small sub list of all available data in the Dortmund Data Bank.

  • The Journal of Chemical Thermodynamics (v.60, #C) |

    CachedThe uncertainties in determination of γ 13 ∞ and Δ H 1 E, ∞ are 4% and 20%, respectively. The results for stearic acid obtained in this study have been compared to those available in the Dortmund Data Bank (DDB). The real behaviour of fatty systems could be better understood through the results obtained in this work.

  • Vapour-liquid equilibrium for the systems butane+ methanol ...

    Vapor−liquid equilibrium data were measured using an automatic static total pressure apparatus for binary mixtures of 2-methylpropene + methanol, + 1-propanol, + 2-propanol, + 2-butanol, and + 2 ...

  • Density of Ethanol - Science Struck

    sciencestruck.com/density-of-ethanol CachedThe accepted density of this liquid is 0.789 g/cm 3, and its energy density is 26.8 mega-joules per kg. When producing ethanol, one has to keep a tab on its density as well as water content. How to Find the Density? The mathematical formula to measure the density is p = m / v, wherein p refers to density, m refers to mass, and v refers to ...

  • Isopropyl alcohol | CH3CHOHCH3 - PubChem

    pubchem.ncbi.nlm.nih.gov/compound/Isopropyl-alcoholIsopropyl alcohol or 2-propanol is an isomer of 1-propanol. It is a colorless liquid having disinfectant properties. It is used in the manufacture of acetone and its derivatives and as a solvent. Topically, it is used as an antiseptic. Small amounts of this alcohol are produced naturally by gut microbial flora.

  • 2-Propanol + Acetic anhydride | Details | Dortmund Data Bank ...

    ddbonline.ddbst.com/DDBSearch/onlineddboverview.exe/... CachedDortmund Data Bank Content Information for 2-Propanol + Acetic anhydride. Online DDB Search: ... Dortmund Data Bank Version: December 2019 ...

  • VLE and viscosity modeling of N-methyl-2-pyrrolidone (NMP ...

    Modified UNIFAC (Dortmund Version) model [,, ] was utilized to model 2-propanol-NMP and 2-butanol-NMP systems, but very poor results were provided by the model . It seems that the VLE modeling of these systems by a robust unified algorithm is required, and this study tries to do so by employing the φ-φ approach.

  • Welcome to the NIST WebBook

    webbook.nist.gov CachedThe NIST Chemistry WebBook provides access to data compiled and distributed by NIST under the Standard Reference Data Program . Phase transition enthalpies and temperatures. IR spectra for over 16,000 compounds. Mass spectra for over 33,000 compounds. UV/Vis spectra for over 1600 compounds. Gas chromatography data for over 27,000 compounds.

  • O-Xylene | C6H4(CH3)2 - PubChem

    pubchem.ncbi.nlm.nih.gov/compound/o-xyleneIDENTIFICATION: 2-Xylene is a clear, flammable liquid. It has a sweet, aromatic odor. 2-Xylene is moderately soluble in water. 2-Xylene occurs naturally in coal tar, various plants and is released during forest fires.

  • Influence of entrainer recycle for batch heteroazeotropic ...

    link.springer.com/article/10.1007/s11705-018-1760-5 CachedDec 19, 2018 · Dehydration of isopropanol applying batch heteroazeotropic distillation with toluene as entrainer (E) is investigated. The composition of the feed is near to that of the isopropanol (A)-water (B) azeotrope. The effects of recycling the entrainer and the off-cut are studied by dynamic simulation with a professional flow-sheet simulator. Three consecutive batches (one production cycle) is ... Author: Laszlo Hegely, Peter LangCited by: 6Publish Year: 2018

  • Ethanol- Water- Mixtures - Steffen's Chemistry Pages

    wissen.science-and-fun.de/.../ethanol-water-mixtures CachedEthanol Water mixtures. Hi! I believe there is a typo in the ethanol-water mixtures table. The vol% value for density = 0.90418 is written as 52.9, but I believe it was meant to be 62.9.

  • Vapor–liquid equilibrium - Wikipedia

    en.wikipedia.org/wiki/Vapor–liquid_equilibrium CachedThe VLE concentration data can be determined experimentally, approximated with the help of theories such as Raoult's law, Dalton's law, and Henry's law. Such vapor–liquid equilibrium information is useful in designing columns for distillation, especially fractional distillation, which is a particular specialty of chemical engineers .

  • Eighteenth Symposium - NIST

    thermosymposium.nist.gov/preliminary.html CachedPresent Status of the Group Contribution Methods UNIFAC and Modified UNIFAC (Dortmund). Revision and Extension (PaperID 2309) D.G. Constantinescu* and J. Gmehling Dortmund Data Bank (DDB) and the Integrated Program Package (DDBSP) (PaperID 2310) J. Gmehling* and J. Rarey

  • Experimental measurement and modeling of solubility of LiBr ...

    The experimental data of system pressures (p) for the correlation of LiBr + ethanol, LiBr + 2-propanol at T (298.15–333.15 K) and LiNO 3 + ethanol at T (298.15–323.15 K) were obtained from published literatures. Moreover, the parameters of the Pitzer model were re-correlated and were used to predict mean ion activity coefficients. Author: Mi-Yi Li, Li-Sheng Wang, Kun-Peng Wang, Bo Jiang, Jürgen GmehlingCited by: 4Publish Year: 2011

  • Density of 2-Propanol from Dortmund Data Bank

    CachedDensity of 2-Propanol. The experimental data shown in these pages are freely available and have been published already in the DDB Explorer Edition.The data represent a small sub list of all available data in the Dortmund Data Bank.

  • Ethane - NIST

    webbook.nist.gov/cgi/cbook.cgi?ID=C74840&Mask=4 CachedCritical density Data from NIST Standard Reference Database 69: NIST Chemistry WebBook The National Institute of Standards and Technology (NIST) uses its best efforts to deliver a high quality copy of the Database and to verify that the data contained therein have been selected on the basis of sound scientific judgment.

  • kinematic viscosity table |

    kinematic-viscosity-table CachedMay 29, 2013 · Visit the post for more. Kinematic Viscosity Of Acetonitrile From Dortmund Data Bank Water dynamic and kinematic viscosity solved use interpolation to estimate the kinematic viscos density kinematic viscosity cloud and pour points of corn propane dynamic and kinematic viscosity

  • Data Banks of Electrolytes | SpringerLink

    link.springer.com/referenceworkentry/10.1007/978... CachedOnken U, Rarey-Nies J, Gmehling J (1989) The Dortmund data bank: a computerized system for retrieval, correlation, and prediction of thermodynamic properties of mixtures. J Int J Thermophys 10(3):739–747 Google Scholar

  • Vapor−Liquid Equilibria by UNIFAC Group Contribution. 6 ...

    pubs.acs.org/doi/10.1021/ie020506lThe group contribution method UNIFAC has become very popular because of its large range of applicability and its reliable predictions of vapor−liquid equilibria. With the help of new data stored in the Dortmund Data Bank (DDB), many gaps in the existing UNIFAC parameter matrix have been filled, and many new main groups have been added to the parameter table. In this paper, the parameters for ... Author: Henrik K. Hansen, Peter Rasmussen, Aage Fredenslund, Martin Schiller, Juergen GmehlingCited by: 1136Publish Year: 1987

  • Azeotropic Data - DDBST GmbH

    CachedAzeotropic and Heats of Mixing Data for Several Binary Organic Systems containing 1-Methoxy-2-propanol and 2-Butoxy Ethanol : Negadi L., Gmehling J. Journal : J.Chem.Eng.Data, 51, 3, 1122 1125 (2006) 2005

  • Solid−Liquid Equilibria for Binary Organic Systems Containing ...

    Reliable azeotropic data have been measured for the following binary systems: 1-methoxy-2-propanol + toluene, 1-methoxy-2-propanol + cyclohexane, and 2-butoxy ethanol + decane by means of a wire ...

  • Solubility of Antibiotics in Different Solvents. Part II ...

    mafiadoc.com/solubility-of-antibiotics-in... CachedFor the solvents, they have been taken from the Dortmund Data Bank.17 For the antibiotics, the Bondi group contribution method18 was used to calculate them. In order to correlate the experimental data using eq 3, pure component solute properties such as Tmp and ∆fusH are needed.

  • Water injection and Isopropyl Alcohol | Aircraft of World War ...

    ww2aircraft.net/forum/threads/water-injection... CachedIt was mentioned in a few discussions some years ago that one of the reasons water-methanol injection took so long to be fully tested and approved for use (either in American or German aircraft applications) and initially saw only limited, restricted use as with boosted take-off power in the...

  • Vapor−Liquid Equilibria by UNIFAC Group Contribution. 6 ...

    pubs.acs.org/doi/abs/10.1021/ie020506lNov 21, 2002 · With the help of new data stored in the Dortmund Data Bank (DDB), many gaps in the existing UNIFAC parameter matrix have been filled, and many new main groups have been added to the parameter table. In this paper, the parameters for 46 group combinations are provided. Author: Henrik K. Hansen, Peter Rasmussen, Aage Fredenslund, Martin Schiller, Juergen GmehlingCited by: 1136Publish Year: 1987

  • THERMODYNAMIC PROPERTIES OF NONAQUEOUS SINGLE SALT SOLUTIONS ...

    &pid=S0104... CachedThe density predictions are performed at temperatures from 283.15 K to 323.15 K, and molalities up to 4.50 molal for both solvents. In general, they are in good agreement with the experimental data since the highest deviations are 2.04% for LiClO 4 in methanol and 1.72% for NaI in ethanol. Additionally, the deviations of liquid density for a ... Author: A. Zuber, R. F. Checoni, M. CastierCited by: 1Publish Year: 2015

  • Ethanol - Thermophysical properties

    /ethanol-ethyl-alcohol... CachedEthanol (Ethyl Alcohol), C2H5OH, is a volatile, flammable, colorless liquid with a slight characteristic odor. It is produced via petrochemical processes or naturally by the fermentation of sugars by yeasts. Ethanol is most commonly consumed as a popular recreational drug. It is a psychoactive substance and is the principal type of alcohol ...

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