1.09708

Ethyl methyl ketone

for analysis EMSURE^® ACS,Reag. Ph Eur

• 동의어(들): Ethyl methyl ketone, 2-Butanone, Methyl ethyl ketone, MEK
• 실험식(Hill 표기법): C₄H₈O
• CAS Number: 78-93-3
• Molecular Weight: 72.11
• MDL number: MFCD00011648
• UNSPSC 코드: 12191502
• EC 인덱스 번호: 201-159-0
• NACRES: NA.05

속성

• Grade: ACS reagent
• Quality Level: 300
• Agency: reag. Ph. Eur.
• vapor pressure: 105 hPa ( 20 °C)
• 제품 라인: EMSURE^®
• 분석: ≥99.5% (GC)
• 형태: liquid
• autoignition temp.: 514 °C
• 효능: 3400 mg/kg LD₅₀, oral (Rat); >8000 mg/kg LD₅₀, skin (Rabbit)
• expl. lim.: 1.8-11.5 % (v/v)
• 불순물: ≤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)
• 증발 잔류물: ≤0.001%
• 색상: clearAPHA: ≤10
• pH: 7 (20 °C)
• bp: 79.6 °C/1013 hPa
• mp: -86 °C
• 전이 온도: flash point -4 °C
• solubility: 292 g/L
• density: 0.805 g/cm³ at 20 °C
• 양이온 미량물: 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%
• 저장 온도: 2-30°C
• InChI: 1S/C4H8O/c1-3-4(2)5/h3H2,1-2H3
• InChI key: ZWEHNKRNPOVVGH-UHFFFAOYSA-N

설명

일반 설명

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.

애플리케이션

• 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).

분석 메모

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 %

법적 정보

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

안전성 정보

• 픽토그램: GHS02,GHS07
• 신호어: Danger
• 유해 및 위험 성명서: H225 - H319 - H336
• 예방조치 성명서: P210 - P233 - P240 - P241 - P242 - P305 + P351 + P338
• Hazard Classifications: Eye Irrit. 2 - Flam. Liq. 2 - STOT SE 3
• 표적 기관: Central nervous system
• 보충제 위험성: EUH066
• Storage Class Code: 3 - Flammable liquids
• WGK: WGK 1
• Flash Point (°F): 30.2 °F - closed cup
• Flash Point (°C): -1 °C - closed cup