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695092

Acido acetico

glacial, ACS reagent, ≥99.7%

Sinonimo/i:

Acido acetico glaciale

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Voi/SKUDisponibilitàPrezzo
100 mL
Per informazioni sulla disponibilità, contatta il Servizio Clienti.
34,80 €
500 mL
Per informazioni sulla disponibilità, contatta il Servizio Clienti.
48,80 €
500 mL
Per informazioni sulla disponibilità, contatta il Servizio Clienti.
50,00 €
2.5 L
Per informazioni sulla disponibilità, contatta il Servizio Clienti.
145,00 €
4 L
Per informazioni sulla disponibilità, contatta il Servizio Clienti.
192,00 €

Informazioni su questo articolo

Formula condensata:
CH3CO2H
Numero CAS:
Peso molecolare:
60.05
UNSPSC Code:
12352106
NACRES:
NA.21
PubChem Substance ID:
EC Number:
200-580-7
Beilstein/REAXYS Number:
506007
MDL number:
Assay:
≥99.7%
Form:
liquid
Grade:
ACS reagent

34,80 €


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grade

ACS reagent

Quality Segment

vapor density

2.07 (vs air)

vapor pressure

11.4 mmHg ( 20 °C)

assay

≥99.7%

form

liquid

autoignition temp.

800 °F

expl. lim.

16 %, 92 °F, 4 %, 59 °F

technique(s)

mass spectrometry (MS): suitable

impurities

Cr2O72- reducers, passes test, MnO4- reducers, passes test, ≤0.0004 meq/g Titr. base, ≤0.01% acetic anhydride

evapn. residue

≤0.001%

color

APHA: ≤10

refractive index

n20/D 1.371 (lit.)

pH

2.5 (20 °C, 50 g/L)

bp

117-118 °C (lit.)

mp

16.2 °C (lit.)

solubility

water: soluble (602.9 g/l at 25 °C)

density

1.04 g/mL at 25 °C (lit.)

anion traces

chloride (Cl-): ≤1 ppm, sulfate (SO42-): ≤1 ppm

cation traces

Fe: ≤0.2 ppm, heavy metals: ≤0.5 ppm (by ICP)

SMILES string

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

InChI

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

InChI key

QTBSBXVTEAMEQO-UHFFFAOYSA-N

General description

Acetic acid is an organic carboxylic acid. It is a pungent smelling hygroscopic liquid. Glacial acetic acid is the anhydrous acetic acid. It forms dimers linked by hydrogen bonds in solution and gaseous commonly referred as phases. It is weakly acidic in nature.

Application

Acetic acid is widely employed as solvent for various oxidation reactions. It may be used in the analysis of synthetic peptides by electron transfer dissociation (ETD) tandem mass spectrometry (MS/MS). It may be used in the preparation of peroxyacetic acid (disinfectant), via reaction with perhydrol (30% hydrogen peroxide).

Other Notes

4L and 4X4L are packaged in poly bottles

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Questo articolo
71251
Acido acetico glacial, ACS reagent, ≥99.7%

Sigma-Aldrich

695092

Acido acetico

Acido acetico analytical standard

Supelco

71251

Acido acetico

description

glacial, ACS reagent, ≥99.7%

description

analytical standard

grade

ACS reagent

grade

analytical standard

assay

≥99.7%

assay

≥99.8% (GC)

Quality Level

200

Quality Level

100

form

liquid

form

-

solubility

water: soluble (602.9 g/l at 25 °C)

solubility

-

pH

2.5 (20 °C, 50 g/L)

pH

-


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pictograms

FlameCorrosion

signalword

Danger

hcodes

Hazard Classifications

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

Classe di stoccaggio

3 - Flammable liquids

wgk

WGK 1

flash_point_f

102.2 °F - closed cup

flash_point_c

39 °C - closed cup


Elenchi normativi

Forniamo informazioni su eventuali restrizioni prevalentemente per i prodotti chimici. Per altre tipologie di prodotto siamo in grado di fornire soltanto informazioni limitate. Nessuna segnalazione significa che nessuno dei componenti è citato in un elenco. È dovere dell’utilizzatore assicurarsi che il prodotto venga impiegato in maniera sicura e a norme di legge.

64-19-7

CAS No.


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Certificati d'analisi (COA)

Lot/Batch Number

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Domande

1–4 di 4 domande  
  1. How do we open the metal can that contains the bottle?

    1 risposta
    1. The overpack can be opened using a standard, commercially available can opener.

      Utile?

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

    1 risposta
    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

      Utile?

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

    1 risposta
    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

      Utile?

  4. What does mean GL in the item code 695092-500ml-GL?

    1 risposta
    1. The "GL" in the SKU number indicates that the material is packaged in a glass bottle. The SKUs without the "GL" will be packaged in a poly bottle.

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