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Merck

51976

Ethyl alcohol, pure

≥99.8%, for molecular biology, (absolute alcohol, without additive, A15 o1), BioUltra

Synonym(e):

Ethylalkohol

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500 ML

CHF 163.00

CHF 163.00


Voraussichtliches Versanddatum22. Dezember 2025Details


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Über diesen Artikel

Lineare Formel:
CH3CH2OH
CAS-Nummer:
Molekulargewicht:
46.07
NACRES:
NA.25
PubChem Substance ID:
UNSPSC Code:
12191601
EC Number:
200-578-6
MDL number:
Beilstein/REAXYS Number:
1718733
Grade:
Molecular Biology
Assay:
≥99.8%
Application(s):
life science and biopharma
Bp:
78 °C (lit.)
Vapor pressure:
44.6 mmHg ( 20 °C)

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Produktname

Ethanol, BioUltra, Molecular Biology, ≥99.8%, (absolute alcohol, without additive, A15 o1)

InChI key

LFQSCWFLJHTTHZ-UHFFFAOYSA-N

InChI

1S/C2H6O/c1-2-3/h3H,2H2,1H3

SMILES string

CCO

grade

Molecular Biology

vapor density

1.59 (vs air)

vapor pressure

44.6 mmHg ( 20 °C)

product line

BioUltra

assay

≥99.8%

form

liquid

autoignition temp.

683 °F

quality

(absolute alcohol, without additive, A15 o1)

expl. lim.

19 %, 60 °F

impurities

DNases, none detected
KMnO4-reducing substances, in accordance
RNases, none detected
insoluble matter, passes filter test
phosphatases, none detected
proteases, none detected
substances darkened by H2SO4, in accordance
≤0.0004% free alkali (as NH3)
≤0.001% aldehyde (as CH3CHO)
≤0.001% formaldehyde (as HCHO)
≤0.001% ketone (as CH3COCH3)
≤0.002% free acid (as CH3COOH)
≤0.1% methanol (CH3OH)
≤0.2% water

evapn. residue

≤0.001%

refractive index

n20/D 1.3600 (lit.)
n20/D 1.362

bp

78 °C (lit.)

mp

−114 °C (lit.)

solubility

H2O: miscible
organic solvents: miscible

cation traces

Al: ≤0.5 mg/kg
Ba: ≤0.1 mg/kg
Bi: ≤0.1 mg/kg
Ca: ≤0.5 mg/kg
Cd: ≤0.05 mg/kg
Co: ≤0.02 mg/kg
Cr: ≤0.02 mg/kg
Cu: ≤0.1 mg/kg
Fe: ≤0.1 mg/kg
K: ≤0.5 mg/kg
Li: ≤0.1 mg/kg
Mg: ≤0.1 mg/kg
Mn: ≤0.02 mg/kg
Mo: ≤0.1 mg/kg
Na: ≤1 mg/kg
Ni: ≤0.02 mg/kg
Pb: ≤0.1 mg/kg
Sr: ≤0.1 mg/kg
Zn: ≤0.1 mg/kg

λ

neat

UV absorption

λ: 260 nm Amax: 0.04
λ: 280 nm Amax: 0.03

suitability

suitable for molecular biology

application(s)

life science and biopharma

format

neat

Quality Level

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Dieser Artikel
02856028571.00971
Ethanol 96%, EMPROVE® EXPERT, Ph. Eur., BP, ChP

SAFC

1.00971

Ethanol

Quality Level

200

Quality Level

200

Quality Level

200

Quality Level

500

assay

≥99.8%

assay

≥99.8% (based on denaturant-free substance)

assay

~96% (based on denaturant-free substance)

assay

92.6-95.2% (m/m)

grade

for molecular biology

grade

-

grade

-

grade

-

application(s)

life science and biopharma

application(s)

-

application(s)

-

application(s)

liquid formulation
parenterals
pharma/biopharma processes
pharmaceutical
semi-solid formulation

solubility

H2O: miscible, organic solvents: miscible

solubility

-

solubility

-

solubility

-

form

liquid

form

liquid

form

liquid

form

liquid

Other Notes

1Der Vertrieb und der Einsatz von Ethylalkohol in der Schweiz erfordert eine Lizenz der Eidgenössischen Alkoholverwaltung
For additional information on our range of Biochemicals, please complete this form.
Sales restrictions may apply. Suitable for the precipitation of nucleic acids[1]

Application

Ethanol has been used:
  • in vehicle-treated controls to perform mouse experiments
  • in viability assay along with crystal violet to stain human and mouse high-grade serous ovarian cancer (HGSOC) cells after stimulation
  • to prepare 17β-estradiol (E2) to use in cell culture experiments
  • in cell cycle analysis for fixing cells drop-wise

Biochem/physiol Actions

Ethanol is a widely used organic chemical in industry and consumer goods. This aliphatic alcohol is mainly used in industry as a solvent and as an intermediate in the production of other chemicals.

Features and Benefits

  • Versatile and adaptable for a wide variety of laboratory and research applications
  • BioUltra Grade for your Molecular Biology, Cell Biology and Biochemical research
  • Tested to confirm low levels of heavy metal contamination, ensuring suitability for various applications
  • Free from DNase, RNase, NICKase and proteaseTested for trace levels of Anions and Cations

General description

Ethanol, also known as Ethyl Alcohol, is a volatile primary alcohol with a straight-chain structure. It is frequently employed as a biochemical reagent, effectively denaturing proteins from bacteria, fungi, and viruses. Widely utilized in cell biology, molecular biology, and biochemical research, this DNase, RNase, NICKase, and protease-free form of ethanol plays a crucial role in purifying and precipitating biomolecules like nucleic acids (DNA & RNA) and proteins. Additionally, it finds application in histology for preparing staining and destaining reagents, as well as in the dehydration of tissues before embedding.

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pictograms

FlameExclamation mark

signalword

Danger

hcodes

Hazard Classifications

Eye Irrit. 2 - Flam. Liq. 2

Lagerklasse

3 - Flammable liquids

wgk

WGK 1

flash_point_f

55.4 °F - closed cup

flash_point_c

13 °C - closed cup

ppe

Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter


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In der Dokumentenbibliothek finden Sie die Dokumentation zu den Produkten, die Sie kürzlich erworben haben.

Die Dokumentenbibliothek aufrufen

G M Huang et al.
Analytical biochemistry, 223(1), 35-38 (1994-11-15)
Genome projects require a high-throughput method for DNA template preparation, which traditional protocols can rarely provide. We introduce here a new protocol for plasmid and cosmid DNA preparation based on alkaline denaturation in a 96-well format. The essential improvement made
M G Mahoney et al.
The Journal of clinical investigation, 103(4), 461-468 (1999-02-18)
Patients with pemphigus foliaceus (PF) have blisters on skin, but not mucous membranes, whereas patients with pemphigus vulgaris (PV) develop blisters on mucous membranes and/or skin. PF and PV blisters are due to loss of keratinocyte cell-cell adhesion in the
D M Lovinger et al.
Science (New York, N.Y.), 243(4899), 1721-1724 (1989-03-31)
The ion current induced by the glutamate receptor agonist N-methyl-D-aspartate (NMDA) in voltage-clamped hippocampal neurons was inhibited by ethanol (EtOH). Inhibition increased in a concentration-dependent manner over the range 5 to 50 mM, a range that also produces intoxication. The
Y Gavrieli et al.
The Journal of cell biology, 119(3), 493-501 (1992-11-01)
Programmed cell death (PCD) plays a key role in developmental biology and in maintenance of the steady state in continuously renewing tissues. Currently, its existence is inferred mainly from gel electrophoresis of a pooled DNA extract as PCD was shown
Preparation and properties of serum and plasma proteins; crystallization of serum albumins from ethanol water mixtures.
E J COHN et al.
Journal of the American Chemical Society, 69(7), 1753-1761 (1947-07-01)

Artikel

Substances are said to be miscible in one another if they dissolve to form a uniform solution. Bookmark or download our miscibility table for common lab solvents.

Le sostanze si dicono miscibili tra loro se si dissolvono formando una soluzione uniforme. Aggiungi ai preferiti o scarica la nostra tabella di miscibilità per i comuni solventi da laboratorio.

Stoffe gelten als miteinander mischbar, wenn sie sich zu einer einheitlichen Lösung auflösen. Setzen Sie ein Lesezeichen oder laden Sie unsere Mischbarkeitstabelle für gängige Laborlösungsmittel herunter.

Des substances sont dites miscibles si elles se dissolvent l'une dans l'autre en formant une solution uniforme. Ajoutez à vos marque-pages ou téléchargez notre tableau de miscibilité incluant les solvants de laboratoire courants.

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/418/501/product-dating-information-06-25-mk.pdf

      Helpful?

  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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