1.09708

Ethyl methyl ketone

for analysis EMSURE^® ACS,Reag. Ph Eur

• Sinónimos: Ethyl methyl ketone, 2-Butanone, Methyl ethyl ketone, MEK
• Fórmula empírica (notación de Hill): C₄H₈O
• Número de CAS: 78-93-3
• Peso molecular: 72.11
• Número MDL: MFCD00011648
• Código UNSPSC: 12191502
• Número índice de la CE: 201-159-0
• NACRES: NA.05
• grado: ACS reagent
• Ensayo: ≥99.5% (GC)
• bp: 79.6 °C/1013 hPa
• presión de vapor: 105 hPa ( 20 °C)

Propiedades

• grado: ACS reagent
• Nivel de calidad: 300
• Agency: reag. Ph. Eur.
• presión de vapor: 105 hPa ( 20 °C)
• Línea del producto: EMSURE^®
• Ensayo: ≥99.5% (GC)
• Formulario: liquid
• temp. de autoignición: 514 °C
• potencia: 3400 mg/kg LD₅₀, oral (Rat); >8000 mg/kg LD₅₀, skin (Rabbit)
• lim. expl.: 1.8-11.5 % (v/v)
• impurezas: ≤0.0002 meq/g Alkalinity; ≤0.0003% Substances reducing potassium permanganate (as O); ≤0.0005 meq/g Titrable acid; ≤0.05% Acetone (GC); ≤0.05% Methanol (GC); ≤0.05% Water; ≤0.1% 2-Butanol (GC)
• residuo de evap.: ≤0.001%
• color: clearAPHA: ≤10
• pH: 7 (20 °C)
• bp: 79.6 °C/1013 hPa
• mp: -86 °C
• temperatura de transición: flash point -4 °C
• solubilidad: 292 g/L
• densidad: 0.805 g/cm³ at 20 °C
• trazas de catión: Al: ≤0.00002%; B: ≤0.000002%; Ba: ≤0.00001%; Ca: ≤0.00005%; Cd: ≤0.000005%; Co: ≤0.000002%; Cr: ≤0.000002%; Cu: ≤0.000002%; Fe: ≤0.00001%; Mg: ≤0.000005%; Mn: ≤0.000002%; Ni: ≤0.000002%; Pb: ≤0.00001%; Sn: ≤0.00001%; Zn: ≤0.00001%
• temp. de almacenamiento: 2-30°C
• InChI: 1S/C4H8O/c1-3-4(2)5/h3H2,1-2H3
• Clave InChI: ZWEHNKRNPOVVGH-UHFFFAOYSA-N

Descripción

Descripción general

EMSURE grade solvents are suitable for a broad spectrum of classical lab applications, and are frequently used in regulated and highly demanding lab applications. EMSURE provides worldwide best and most extensive product specifications. We declare our EMSURE range to be in compliance with the ACS, with the reagent part of the European Pharmacopoeia (Reag. Ph Eur) and also with the ISO standards.

Aplicación

• In Situ Synthesis of Environmentally Friendly Waterborne Polyurethane Extended with Regenerated Cellulose Nanoparticles for Enhanced Mechanical Performances: Ethyl methyl ketone is utilized in the synthesis process of eco-friendly polyurethane materials, contributing to the development of sustainable composite materials with improved mechanical properties (Choi et al., 2023).


• Comparative Studies on the Physicochemical and Volatile Flavour Properties of Traditional Deep Fried and Circulating-Air Fried Hairtail (Trichiurus lepturus): Ethyl methyl ketone′s solvent properties are utilized in the analysis of food flavors, particularly in comparing cooking methods and their impact on flavor profile, which is vital for food science research (Ding et al., 2022).

Nota de análisis

Purity (GC): ≥ 99.5 %
Identity (IR): conforms
Appearance: clear
Color: ≤ 10 Hazen
Titrable acid: ≤ 0.0005 meq/g
Alkalinity: ≤ 0.0002 meq/g
Density (d 20 °C/20 °C): 0.805 - 0.815
Boiling point: 79 - 80 °C
Acetone (GC): ≤ 0.05 %
2-Butanol (GC): ≤ 0.1 %
Methanol (GC): ≤ 0.05 %
2-Methylpropan-2-ol (GC): ≤ 0.1 %
Substances reducing potassium permanganate (as O): ≤ 0.0003 %
Al (Aluminium): ≤ 0.00002 %
B (Boron): ≤ 0.000002 %
Ba (Barium): ≤ 0.00001 %
Ca (Calcium): ≤ 0.00005 %
Cd (Cadmium): ≤ 0.000005 %
Co (Cobalt): ≤ 0.000002 %
Cr (Chromium): ≤ 0.000002 %
Cu (Copper): ≤ 0.000002 %
Fe (Iron): ≤ 0.00001 %
Mg (Magnesium): ≤ 0.000005 %
Mn (Manganese): ≤ 0.000002 %
Ni (Nickel): ≤ 0.000002 %
Pb (Lead): ≤ 0.00001 %
Sn (Tin): ≤ 0.00001 %
Zn (Zinc): ≤ 0.00001 %
Evaporation residue: ≤ 0.001 %
Water: ≤ 0.05 %

Información legal

EMSURE is a registered trademark of Merck KGaA, Darmstadt, Germany

Información de seguridad

• Pictogramas: GHS02,GHS07
• Palabra de señalización: Danger
• Frases de peligro: H225 - H319 - H336
• Consejos de prudencia: P210 - P233 - P240 - P241 - P242 - P305 + P351 + P338
• Clasificaciones de peligro: Eye Irrit. 2 - Flam. Liq. 2 - STOT SE 3
• Órganos de actuación: Central nervous system
• Riesgos supl.: EUH066
• Código de clase de almacenamiento: 3 - Flammable liquids
• Clase de riesgo para el agua (WGK): WGK 1
• Punto de inflamabilidad (°F): 30.2 °F - closed cup
• Punto de inflamabilidad (°C): -1 °C - closed cup