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309087

Sigma-Aldrich

Potassium bromate

ACS reagent, ≥99.8%

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About This Item

Fórmula linear:
KBrO3
Número CAS:
Peso molecular:
167.00
Número CE:
Número MDL:
Código UNSPSC:
12352302
ID de substância PubChem:
NACRES:
NB.24
Preço e disponibilidade não estão disponíveis no momento.

grau

ACS reagent

Nível de qualidade

Ensaio

≥99.8%

Formulário

crystalline powder

Impurezas

≤0.005% insolubles

pH

5.0-9.0 (25 °C, 5%)

traços de ânion

bromide (Br-): passes test
sulfate (SO42-): ≤0.005%

traços de cátion

Fe: ≤0.002%
Na: ≤0.01%
heavy metals (as Pb): ≤5 ppm

cadeia de caracteres SMILES

[K+].[O-]Br(=O)=O

InChI

1S/BrHO3.K/c2-1(3)4;/h(H,2,3,4);/q;+1/p-1

chave InChI

OCATYIAKPYKMPG-UHFFFAOYSA-M

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Descrição geral

Potassium bromate is a strong oxidizing agent that can be used in the bromination of deactivated aromatics and in chemical oscillating reactions.

Aplicação

Potassium bromate can be used as:
  • An oxidant in the potentiometric determination of β-lactam drug.
  • A brominating agent for the bromination of ethylacetoacetate to dibromoethylacetoacetate.

Palavra indicadora

Danger

Frases de perigo

Classificações de perigo

Acute Tox. 3 Oral - Carc. 1B - Ox. Sol. 1

Código de classe de armazenamento

5.1A - Strongly oxidizing hazardous materials

Classe de risco de água (WGK)

WGK 3

Ponto de fulgor (°F)

Not applicable

Ponto de fulgor (°C)

Not applicable


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Organic preparations and procedures international, 23, 395-395 (1991)
Kinetics and Mechanism of the Oxidation of Neomenthol by Potassium Bromate in Acidic Solution.
Meena R and Sharma S.
International Journal of Pharmacological Research, 4(1), 25-33 (2014)
Yingying Xu et al.
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Chemiluminescence determination of potassium bromate in flour based on flow injection analysis.
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Potassium bromate (KBrO(3)) is a widely used food additive, a water disinfection by-product and a known nephrotoxic agent. The effect of KBrO(3) on rat blood, especially on the anti-oxidant defense system, was studied in this work. Animals were given a

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

      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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