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A3678

Persulfato de amonio

Molecular Biology, suitable for electrophoresis, ≥98%

Sinónimos:

AP, APS, PER, Peroxidisulfato de amonio, Peroxodisulfato de amonio

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Fórmula lineal:
(NH4)2S2O8
Número CAS:
Peso molecular:
228.20
PubChem Substance ID:
eCl@ss:
38030421
UNSPSC Code:
41105319
NACRES:
NB.22
EC Number:
231-786-5
MDL number:
Assay:
≥98%
Form:
powder
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grade

Molecular Biology

Quality Segment

vapor density

7.9 (vs air)

assay

≥98%

form

powder

reaction suitability

reagent type: oxidant

technique(s)

electrophoresis: suitable

anion traces

chloride (Cl-): <10 ppm

cation traces

Fe: <10 ppm, heavy metals (as Pb): <50 ppm

foreign activity

DNAse, none detected, Protease, none detected, RNAse, none detected

SMILES string

N.N.OS(=O)(=O)OOS(O)(=O)=O

InChI

1S/2H3N.H2O8S2/c;;1-9(2,3)7-8-10(4,5)6/h2*1H3;(H,1,2,3)(H,4,5,6)

InChI key

ROOXNKNUYICQNP-UHFFFAOYSA-N

General description

El persulfato de amonio (APS) es un reactivo ampliamente utilizado en bioquímica y biología molecular para la preparación de geles de poliacrilamida. El APS forma radicales libres de oxígeno en disoluciones acuosas mediante un mecanismo catalizado por bases. Las bases utilizadas con más frecuencia como catalizadores son aminas terciarias como la TEMED (N,N,N′,N′-tetrametiletilenodiamina) o el DMAPN (3-dimetilaminopropionitrilo). Los radicales libres causarán la polimerización de la acrilamida y la bis-acrilamida para formar una matriz de gel, que puede utilizarse para separar las macromoléculas por tamaño. El APS se ha utilizado también para estudiar las interacciones proteína-proteína mediante química de reticulación fotoiniciada.

Application

Catalizador para polimerización de gel de acrilamida.
El persulfato de amonio se ha utilizado para la preparación de geles de poliacrilamida e hidrogeles de acrilamida.

Analysis Note

Probados para su uso en la polimerización de acrilamida.

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Este artículo
24861490893209913
assay

≥98%

assay

≥98.0%

assay

≥98.0%

assay

≥98.0% (RT)

reaction suitability

reagent type: oxidant

reaction suitability

reagent type: oxidant

reaction suitability

-

reaction suitability

-

Quality Level

200

Quality Level

200

Quality Level

-

Quality Level

200

form

powder

form

chunks or granules, powder or crystals

form

powder

form

-

grade

Molecular Biology

grade

ACS reagent

grade

ACS reagent, anhydrous

grade

Molecular Biology

foreign activity

DNAse, none detected, RNAse, none detected, Protease, none detected

foreign activity

-

foreign activity

-

foreign activity

-


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signalword

Danger

Hazard Classifications

Acute Tox. 4 Oral - Eye Irrit. 2 - Ox. Sol. 3 - Resp. Sens. 1 - Skin Irrit. 2 - Skin Sens. 1 - STOT SE 3

target_organs

Respiratory system

Clase de almacenamiento

5.1B - Oxidizing hazardous materials

wgk

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

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



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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/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

      Helpful?

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