1.09708

Ethyl methyl ketone

for analysis EMSURE^® ACS,Reag. Ph Eur

• 同義詞: Ethyl methyl ketone, 2-Butanone, Methyl ethyl ketone, MEK
• 經驗公式（希爾表示法）: C₄H₈O
• CAS號碼: 78-93-3
• 分子量：: 72.11
• MDL號碼: MFCD00011648
• 分類程式碼代碼: 12191502
• 酶委員會索引編號: 201-159-0
• NACRES: NA.05

屬性

• 等級: ACS reagent
• 品質等級: 300
• agency: reag. Ph. Eur.
• 蒸汽壓力: 105 hPa ( 20 °C)
• 產品線: EMSURE^®
• 化驗: ≥99.5% (GC)
• 形狀: liquid
• 自燃溫度: 514 °C
• 效力: 3400 mg/kg LD₅₀, oral (Rat); >8000 mg/kg LD₅₀, skin (Rabbit)
• expl. lim.: 1.8-11.5 % (v/v)
• 雜質: ≤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)
• 蒸發殘留物: ≤0.001%
• 顏色: clearAPHA: ≤10
• pH值: 7 (20 °C)
• bp: 79.6 °C/1013 hPa
• mp: -86 °C
• 轉變溫度: flash point -4 °C
• 溶解度: 292 g/L
• 密度: 0.805 g/cm³ at 20 °C
• 正離子痕跡: 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%
• 儲存溫度: 2-30°C
• InChI: 1S/C4H8O/c1-3-4(2)5/h3H2,1-2H3
• InChI 密鑰: ZWEHNKRNPOVVGH-UHFFFAOYSA-N

描述

一般說明

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.

應用

• 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).

分析報告

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 %

法律資訊

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

安全資訊

• 象形圖: GHS02,GHS07
• 訊號詞: Danger
• 危險聲明: H225 - H319 - H336
• 防範說明: P210 - P233 - P240 - P241 - P242 - P305 + P351 + P338
• 危險分類: Eye Irrit. 2 - Flam. Liq. 2 - STOT SE 3
• 標靶器官: Central nervous system
• 安全危害: EUH066
• 儲存類別代碼: 3 - Flammable liquids
• 水污染物質分類（WGK）: WGK 1
• 閃點（°F）: 30.2 °F - closed cup
• 閃點（°C）: -1 °C - closed cup