Merck
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1.03649

Supelco

Ethyl acetate

hypergrade for LC-MS LiChrosolv®

Synonym(s):
Ethyl ethanoate, Acetic ester, Ethyl ester, EtOAc
Linear Formula:
CH3COOC2H5
CAS Number:
Molecular Weight:
88.11
Beilstein:
506104
Número MDL:
Número do índice EC:
205-500-4

densidade de vapor

3 (20 °C, vs air)

Nível de qualidade

100

pressão de vapor

73 mmHg ( 20 °C)

linha de produto

LiChrosolv®

teor

≥99.8% (GC)

forma

liquid

temperatura de autoignição

801 °F

Lim. expl.

2.2-11.5 %, 38 °F

technique(s)

LC/MS: suitable

Impurezas

≤0.0002 meq/g Acidity
≤0.0002 meq/g Alkalinity
≤0.05% Water
≤10 ppb Al (Aluminium)
≤10 ppb Ca (Calcium)
≤10 ppb Fe (Iron)
≤10 ppb Mg (Magnesium)
≤5 ppb K (Potassium)
≤50 ppb Na (Sodium)

resíduo de evaporação

≤2.0 mg/L

transmitância

260 nm, ≥50%
265 nm, ≥80%
270 nm, ≥98%

índice de refração

n20/D 1.3720 (lit.)

pb

76.5-77.5 °C (lit.)

pf

−84 °C (lit.)

temperatura de transição

flash point -4 °C

densidade

0.902 g/mL at 25 °C (lit.)

temperatura de armazenamento

2-30°C

SMILES string

CCOC(C)=O

InChI

1S/C4H8O2/c1-3-6-4(2)5/h3H2,1-2H3

InChI key

XEKOWRVHYACXOJ-UHFFFAOYSA-N

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Descrição geral

The product is a high purity solvent that ensures baseline stability, lowest impurity levels and high UV transmittance in LC-MS applications.

Aplicação

Intended for HPLC or LC-MS, either as an extraction solvent or as a mobile phase.

Características e benefícios

  • no ghost peaks
  • full reproducibility
  • extends the lifetime of columns
  • optimized and tested for LC-MS applications
  • minimal background ion suppression
  • reduced risk of contamination
  • less exposure to hazardous chemicals

Nota de preparo

Product filtered through a 0.2 μm filter

Nota de análise

Purity (GC): ≥ 99.8 %
Identity (IR): conforms
Evaporation residue: ≤ 2.0 mg/l
Water: ≤ 0.05 %
Acidity: ≤ 0.0002 meq/g
Alkalinity: ≤ 0.0002 meq/g
Al (Aluminium): ≤ 10 ppb
Ca (Calcium): ≤ 10 ppb
Fe (Iron): ≤ 10 ppb
K (Potassium): ≤ 5 ppb
Mg (Magnesium): ≤ 10 ppb
Na (Sodium): ≤ 50 ppb
Transmission (at 260 nm): ≥ 50 %
Transmission (at 265 nm): ≥ 80 %
Transmission (from 270 nm): ≥ 98 %
Suitable for LC-MS; Intensity of background mass peak based on reserpine(APCI/ESI positive): ≤ 2 ppb
Suitable for LC-MS; Intensity of background mass peak based on reserpine(APCI/ESI negative): ≤ 20 ppb
Filtered by 0.2 μm filter.

Informações legais

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

Pictogramas

FlameExclamation mark

Palavra indicadora

Danger

Frases de perigo

Classificações de perigo

Eye Irrit. 2 - Flam. Liq. 2 - STOT SE 3

Órgãos-alvo

Central nervous system

Perigos de suplementos

Código de classe de armazenamento

3 - Flammable liquids

WGK

WGK 1

Ponto de fulgor (ºF)

24.8 °F

Ponto de fulgor (ºC)

-4 °C

Certificate of Analysis

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Certificate of Quality

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