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Merck

5.33001

Supelco

Acetic acid

100%, for LC-MS LiChropur

Synonym(e):

Essigsäure, Eisessig, Methancarbonsäure, Methylameisensäure

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50 ML
CHF 112.00

CHF 112.00


Versandbereit am07. April 2025Details


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50 ML
CHF 112.00

About This Item

Lineare Formel:
CH3CO2H
CAS-Nummer:
Molekulargewicht:
60.05
Beilstein:
506007
MDL-Nummer:
UNSPSC-Code:
51242002
EG-Index-Nummer:
200-580-7
NACRES:
NB.21

CHF 112.00


Versandbereit am07. April 2025Details


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Produktbezeichnung

Essigsäure 100 %, for LC-MS LiChropur

Dampfdichte

2.07 (vs air)

Qualitätsniveau

Dampfdruck

15.4 hPa ( 20 °C)

Assay

≥99.8% (acidimetric)

Form

liquid

Selbstzündungstemp.

485 °C
800 °F

Expl.-Gr.

16 %, 92 °F
4 %, 59 °F

Methode(n)

LC/MS: suitable

Brechungsindex

n20/D 1.371 (lit.)

pH-Wert

2.5 (20 °C, 50 g/L in H2O)

Kinematische Viskosität

1.17 cSt(20 °C)

bp

117-118 °C (lit.)

mp (Schmelzpunkt)

16.2 °C (lit.)

Übergangstemp.

flash point 39 °C

Dichte

1.04 g/mL at 25 °C (lit.)

Kationenspuren

Al: ≤2.0 ppm
Ca: ≤20.0 ppm
Cu: ≤1.0 ppm
Fe: ≤20.0 ppm
K: ≤2.0 ppm
Mg: ≤2.0 ppm
NH4+: ≤10.0 ppm
Na: ≤5.0 ppm

Lagertemp.

15-25°C

SMILES String

[F2C(F2C)13F3C]C(O)=O

InChI

1S/C2H4O2/c1-2(3)4/h1H3,(H,3,4)

InChIKey

QTBSBXVTEAMEQO-UHFFFAOYSA-N

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Allgemeine Beschreibung

Aceticacid 100% is the most commonly used additive or solvent in LC-MS (LiquidChromatography-Mass Spectrometry) applications.[1]

Anwendung

Aceticacid 100% can be used as a background electrolyte (BGE) in CE-MS (capillaryelectrophoresis is coupled to mass spectrometry) analysis of peptide digests.[2]

Rechtliche Hinweise

LiChropur is a trademark of Merck KGaA, Darmstadt, Germany

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Danger

H-Sätze

Gefahreneinstufungen

Eye Dam. 1 - Flam. Liq. 3 - Skin Corr. 1A

Lagerklassenschlüssel

3 - Flammable liquids

WGK

WGK 1

Flammpunkt (°F)

102.2 °F

Flammpunkt (°C)

39 °C


Analysenzertifikate (COA)

Suchen Sie nach Analysenzertifikate (COA), indem Sie die Lot-/Chargennummer des Produkts eingeben. Lot- und Chargennummern sind auf dem Produktetikett hinter den Wörtern ‘Lot’ oder ‘Batch’ (Lot oder Charge) zu finden.

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Questions

1–2 of 2 Questions  
  1. How can I determine the shelf life / expiration / retest date of this product?

    1 answer
    1. If this product has an expiration or retest date, it will be shown on the Certificate of Analysis (COA, CofA). If there is no retest or expiration date listed on the product's COA, we do not have suitable stability data to determine a shelf life. For these products, the only date on the COA will be the release date; a retest, expiration, or use-by-date will not be displayed.
      For all products, we recommend handling per defined conditions as printed in our product literature and website product descriptions. We recommend that products should be routinely inspected by customers to ensure they perform as expected.
      For products without retest or expiration dates, our standard warranty of 1 year from the date of shipment is applicable.
      For more information, please refer to the Product Dating Information document: https://www.sigmaaldrich.com/deepweb/assets/sigmaaldrich/marketing/global/documents/449/386/product-dating-information-mk.pdf

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  2. How is shipping temperature determined? And how is it related to the product storage temperature?

    1 answer
    1. Products may be shipped at a different temperature than the recommended long-term storage temperature. If the product quality is sensitive to short-term exposure to conditions other than the recommended long-term storage, it will be shipped on wet or dry-ice. If the product quality is NOT affected by short-term exposure to conditions other than the recommended long-term storage, it will be shipped at ambient temperature. As shipping routes are configured for minimum transit times, shipping at ambient temperature helps control shipping costs for our customers. For more information, please refer to the Storage and Transport Conditions document: https://www.sigmaaldrich.com/deepweb/assets/sigmaaldrich/marketing/global/documents/316/622/storage-transport-conditions-mk.pdf

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