Methyl ethyl ketone occurs naturally as a metabolic byproduct of plants and animals and is released into the atmosphere by volcanoes and forest fires. If released to air, a vapor pressure …

Methyl Ethyl Ketone at Thomas Scientific

Composition: Methyl Ethyl Ketone 100% Grade: ACS Reagent Boiling Point: 79.6°C CAS Nuer: 78-93-3 Density: 0.81 Chemical Formula: CH3COCH2CH3 Molecular Weight: 72.11 g/mol Melting Point: -86.4°C Color: Colorless liquid Physical State: Liquid Flash Point: -9°C Refractive Index:… Compare this item Methyl Ethyl Ketone, HPLC Avantor - J.T.Baker®

KETONES - University of Louisiana at Lafayette

KETONES Liquids 2,4 DNP Derivative Name Boiling Point (oC) Melting Point (oC) Acetone 56 128 3-Buten-2-one (methyl vinyl ketone) 81 2-Butanone (methyl ethyl ketone) 82 117 3-Butyn-2-one 86 181 3-Methyl-2-butanone 94 120 3-Methyl-3-buten-2-one

Methyl isobutyl ketone C6H12O - PubChem

Methyl isobutyl ketone is used as a solvent for gums, resins, paints, varnishes, lacquers, and nitrocellulose.Acute (short-term) exposure to methyl isobutyl ketone may irritate the eyes and mucous meranes, and cause weakness, headache, nausea, lightheadedness, vomiting, dizziness, incoordination, narcosis in humans.

Methyl Ethyl Ketone Ketones Supplier & Distributor Arpadis

CAS: 78-93-3. Methyl Ethyl Ketone also known as MEK, butanone, 2-butanone, butan-2-one, oxobutane, or methyl acetone is a clear volatile liquid that is soluble in water and has a mild, acetone odour and has the molecular formula C 4 H 8 O, CAS: 78-93-3. It has a flash point of -9°C and a specific gravity of 0.81.

Ethyl 2-methylbutyrate 99 7452-79-1 - Sigma-Aldrich

Flash Point (F) 78.8 °F - closed cup Flash Point (C) 26 °C - closed cup Personal Protective Equipment dust mask type N95 (US), Eyeshields, Gloves Documentation SDS Technical Service Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Methyl ethyl ketone - Sciencemadness Wiki

Due to the large difference between their boiling point (79.64 °C and 126.1 °C respectively), MEK can be extracted through a simple distillation, though better purity can be achieved using fractional distillation. Butanone is classified as List II drug precursor chemical in most countries, in the US being classified as DEA List II chemical.

Solvent Boiling Points Chart - BrandTech Scientific Inc.

Solvent Boiling Points Chart (all boiling points at standard pressure) Solvent Boiling Point (°C) Solvent Boiling Point (°C) Acetic Acid 118.0 Ethyl Acetate 77.1 Acetic Acid Anhydride 139.0 Ethyl Ether 34.6 Acetone 56.3 Ethylene Dichloride 83.5 Acetonitrile 81.6 Ethylene Glycol 197.5 Benzene 80.1 Heptane 98.4 iso-Butanol 107.7 n-Hexane 68.7 n-Butanol 117.7 Hydrochloric …

KETONES - University of Louisiana at Lafayette

KETONES Liquids 2,4 DNP Derivative Name Boiling Point (oC) Melting Point (oC) Acetone 56 128 3-Buten-2-one (methyl vinyl ketone) 81 2-Butanone (methyl ethyl ketone) 82 117 3-Butyn-2-one 86 181 3-Methyl-2-butanone 94 120 3-Methyl-3-buten-2-one

Kenya Chemical Chemical Power Of Nairobi Africa

Vapour pressure at 20°C. 105hPa. Density at 20°. 0.804-0.807g/cm³. Solubility in / Miscibility with. water at 20°C. 290g/l. Viscosity. Dynamic at 15°.

2-BUTANONE (METHYL ETHYL KETONE; MEK) Occupational Safety and Health …

15/12/2020· Boiling point 175 F Molecular weight 72.1 Freezing point/melting point-123 F Vapor pressure 78 mmHg Flash point 16 F Pohanish, R.P. (editor): Methyl ethyl ketone. In: Sittig''s Handbook of Toxic and Hazardous Chemicals and Carcinogens, Fourth Ed. pp

Methyl ethyl ketone - CheK

1/1/2022· Methyl ethyl ketone - Nature colorless transparent volatile liquid, acetone odor. Melting Point -85.9 ℃; Boiling point 79,6 ℃;30 ℃ (15. 9kPa), relative density 0.8054 (20/4 ℃); Refractive index 1. 3788} flash point (Open Cup)-6 ℃; Spontaneous ignition point 515.6 ℃; Specific heat capacity 2.297kj/ (kg. C), viscosity (20 C) 0.41mPa-s.

Methyl Ethyl Ketone - Treatment Overview

Following inhalation, methyl ethyl ketone has a biphasic elimination curve with an initial half-life of 30 minutes and a terminal half-life of 81 minutes. J) DIFFERENTIAL DIAGNOSIS 1) Other substances that may mimic ketone exposures include other irritant chemicals, other hydrocarbons, or neurotoxic substances.

4-Methyl-2-pentanone CAS#:108-10-1 Chemsrc

5/9/2022· Chemsrc provides 4-Methyl-2-pentanone(CAS#:108-10-1) MSDS, density, melting point, boiling point, structure, formula, molecular weight etc. Articles of 4-Methyl-2-pentanone are included as well. DATA ITEMS CITED : 43 MOLECULAR FORMULA : C6-H12-O

KETONES Liquids 2,4 DNP Derivative Name Boiling Point (oC

4/5/2013· KETONES Liquids Name Boiling Point (2,4 DNP Derivative o C) Melting Point ( o C) Acetone 56 128 3-Buten-2-one (methyl vinyl ketone) 81 2-Butanone (methyl ethyl ketone) 82 117 3-Butyn-2-one 86 181 3-Methyl-2-butanone 94 120

4-Methyl-2-pentanone CAS#:108-10-1 Chemsrc

5/9/2022· Chemsrc provides 4-Methyl-2-pentanone(CAS#:108-10-1) MSDS, density, melting point, boiling point, structure, formula, molecular weight etc. Articles of 4-Methyl-2-pentanone are included as well. DATA ITEMS CITED : 43 MOLECULAR FORMULA : C6-H12-O

Methyl Ethyl Ketone - A toZ Chemicals

Melting Point Minus 86 Deg C EC No. 201-159-0 Boiling Point 79.64 Deg C Color Colorless Odour Mint like Solubility in water 290 g/L Vapor pressure 89 mmHg Acidity 14.7 Refractive index 1.38 Viscosity 0.41cP Flash Point -6 Degree C Ignition Temperature 515 DegreeC Freezing Point -86 Degree C Surface tension 0. 246 N/m Thermal Conductivity

Boiling Point of Gases, Liquids & Solids Toolbox AMERICAN …

Boiling points of common materials. Boiling point of water: 100 °C / 212 °F Boiling point of water (in Kelvin): 373.2 K Boiling point of ethanol: 78.37 °C / 173.1 °F Boiling point of methanol: 64.7 °C / 148.5 °F Boiling point of acetone: 56 °C / 132.8 °F Boiling point of alcohol: 78.37 °C / 173.1 °F Boiling point of nitrogen: -195.8

What Is Methyl Ethyl Ketone? - ReAgent Chemicals

19/6/2019· Properties of Methyl Ethyl Ketone Some properties of methyl ethyl ketone include: Chemical formula(e) C 4 H 8 O or CH 3 COCH 2 CH 3 Molar mass 72.107 g·mol−1 Density 0.8050 g/mL Melting point −86 C (−123 F; 187 K) Boiling point 79.64 C (175.35 F

Electrospinning of cellulose acetate nanofiber merane using methyl ethyl ketone and N, N-Dimethyl…

15/1/2020· It was felt that an alternate solvent system with a high boiling point solvent in place of acetone is necessary. Therefore, methyl ethyl ketone having boiling point of 80 °C was considered along with DMAc in this study. The electrospinning was carried out at different MEK: DMAc ratios as well as at different polymer concentration.

Purifiion of methyl isobutyl ketone via dividing wall column with an internal boiling point …

1/9/2022· 1. Introduction Methyl isobutyl ketone (MIBK), as a high-performance solvent and basic raw material of organic synthesis, is one of the most widely used aliphatic ketones. In 2017, total output capacity of MIBK devices was about 631kt/a all over the world mainly distributed in economically developed regions such as Northwest Europe, North America and Northeast Asia …

Methyl ethyl ketone - Αρχή

Melting point, C-86 Boiling point, C 79.6 Vapor pressure, mm Hg 89 (25 C) Vapor density (air=1) 2.5 Saturation Concentration 10.2% at 20 C Evaporization nuer 2.7 (diethyl ether=1) Odor Threshold Odor threshold 0.7375 mg/m3 Critical temperature 262.

METHYL ETHYL KETONE MEK - National Oceanic and …

METHYL ETHYL KETONE MEK 9.20 SATURATED LIQUID DENSITY Temperature (degrees F) Pounds per cubic foot 35 40 45 50 55 60 65 70 75 80 85 90 95 100 105 110 115 120 51.460 51.280 51.110 50.940 50.760 50.590 50.420 50.240 50.070 49.900 49.720

methyl ethyl ketone semicarbazone CAS#:624-46-4 Chemsrc

11/1/2022· Chemsrc provides methyl ethyl ketone semicarbazone(CAS#:624-46-4) MSDS, density, melting point, boiling point, structure, formula, molecular weight etc. Articles of methyl ethyl ketone semicarbazone are included as well.

methyl ethyl ketone semicarbazone CAS#:624-46-4 Chemsrc

11/1/2022· Chemsrc provides methyl ethyl ketone semicarbazone(CAS#:624-46-4) MSDS, density, melting point, boiling point, structure, formula, molecular weight etc. Articles of methyl ethyl ketone semicarbazone are included as well.