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T8657

Acido tricloroacetico

suitable for electrophoresis, suitable for fixing solution (for IEF and PAGE gels), ≥99%

Sinonimo/i:

TCA

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A voi/SKUDisponibilitàPrezzo
250 g
Per informazioni sulla disponibilità, contatta il Servizio Clienti.
251,00 €
500 g
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455,00 €
1 kg
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777,00 €

Informazioni su questo articolo

Formula condensata:
Cl3CCOOH
Numero CAS:
Peso molecolare:
163.39
UNSPSC Code:
41105319
NACRES:
NB.22
PubChem Substance ID:
EC Number:
200-927-2
Beilstein/REAXYS Number:
970119
MDL number:
Assay:
≥99%
Form:
powder or flakes (or crystals)
Grade:
electrophoresis grade

251,00 €


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grade

electrophoresis grade

Quality Segment

vapor density

<1 (vs air)

vapor pressure

1 mmHg ( 51 °C)

assay

≥99%

form

powder or flakes (or crystals)

technique(s)

electrophoresis: suitable

turbidity

≤3 NTU (1 g/ml)

refractive index

n20/D 1.62 (lit.)

bp

196 °C (lit.)

mp

54-58 °C (lit.)

solubility

water: 1 g/mL, clear, colorless

density

1.62 g/mL at 25 °C (lit.)

anion traces

chloride (Cl-): ≤0.001%, nitrate (NO3-): ≤0.002%, phosphate (PO43-): ≤5 ppm, sulfate (SO42-): ≤0.02%

cation traces

Fe: ≤0.0005%, heavy metals (as Pb): ≤0.002%

suitability

suitable for fixing solution (for IEF and PAGE gels)

application(s)

cell analysis

storage temp.

2-8°C

SMILES string

OC(=O)C(Cl)(Cl)Cl

InChI

1S/C2HCl3O2/c3-2(4,5)1(6)7/h(H,6,7)

InChI key

YNJBWRMUSHSURL-UHFFFAOYSA-N

General description

Trichloroacetic acid (TCA) is produced during the chlorination of water comprising natural organic material. It is a novel reagent used in clinical laboratories for deproteinization of body fluids. In addition, TCA is also used in the treatment of genital warts and acne scars.

Application

Usato abitualmente per la precipitazione delle proteine. È stato usato per determinare la concentrazione proteica per mezzo della precipitazione quantitativa. Usato come decalcificante e fissativo in microscopia.
Trichloroacetic acid has been used:
  • for hydrolysis of DNA isolated from the cell
  • for precipitation of glutathione isolated from seminal plasma
  • as a fixative in microscopy


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9123091228T4885
grade

electrophoresis grade

grade

ACS reagent

grade

biotech. grade

grade

-

assay

≥99%

assay

≥99.5% (T)

assay

≥99.5% (T)

assay

≥99.0% (titration)

Quality Level

200

Quality Level

200

Quality Level

200

Quality Level

200

form

powder or flakes (or crystals)

form

flakes

form

crystals, flakes

form

powder or crystals

solubility

water: 1 g/mL, clear, colorless

solubility

water: soluble 81.7 g/L at 20 °C

solubility

H2O: 0.5 M at 20 °C, clear, colorless

solubility

H2O: 1 g/10 mL

storage temp.

2-8°C

storage temp.

-

storage temp.

-

storage temp.

2-8°C


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pictograms

CorrosionEnvironment

signalword

Danger

hcodes

Hazard Classifications

Aquatic Acute 1 - Aquatic Chronic 1 - Eye Dam. 1 - Skin Corr. 1A

wgk

WGK 2

flash_point_f

>235.4 °F - closed cup

flash_point_c

> 113 °C - closed cup

ppe

Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges

Classe di stoccaggio

8A - Combustible corrosive hazardous materials



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Domande

1–2 di 2 domande  
  1. 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

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  2. 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

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