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Merck

210056

Sigma-Aldrich

Potassium periodate

ACS reagent, 99.8%

Sinónimos:

Periodic acid potassium salt, Potassium (meta)periodate

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100 G
US$ 536,00
500 G
US$ 1.080,00

US$ 536,00

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100 G
US$ 536,00
500 G
US$ 1.080,00

About This Item

Fórmula lineal:
KIO4
Número de CAS:
Peso molecular:
230.00
Número CE:
Número MDL:
Código UNSPSC:
12352300
ID de la sustancia en PubChem:
NACRES:
NA.21

US$ 536,00

PRECIOS SIN IMPUESTOS NACIONALES

Disponible para envío el21 de abril de 2025Detalles


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grado

ACS reagent

Nivel de calidad

Ensayo

99.8%
99.8-100.3% (ACS specification)

Formulario

powder

idoneidad de la reacción

reagent type: oxidant

impurezas

≤0.01% other halogens

pH

~5.1 (25 °C, 5 g/L)

mp

582 °C (lit.)

trazas de catión

Mn: ≤1 ppm

cadena SMILES

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

InChI

1S/HIO4.K/c2-1(3,4)5;/h(H,2,3,4,5);/q;+1/p-1

Clave InChI

FJVZDOGVDJCCCR-UHFFFAOYSA-M

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Descripción general

Potassium periodate is widely used as an oxidizing agent.[1] It produces singlet oxygen (1O2) in alkaline medium via a non-photochemical pathway. This singlet oxygen can selectively oxidizes aqueous organic pollutants.[2]

Aplicación

Potassium periodate may be employed as a chromogenic reagent for the sensitive estimation of phenothiazine drugs (either in pure form or in pharmaceutical formulations).[3] It may also be used in the following:
  • To compose silica-based slurries for polishing of ruthenium surface.[4]
  • To prepare slurry containing glycine for ruthenium and copper polishing.[5]
  • Spectrophotometric estimation of manganese in soil and fertilizer samples.4

Palabra de señalización

Danger

Frases de peligro

Clasificaciones de peligro

Aquatic Acute 1 - Eye Dam. 1 - Ox. Sol. 1 - Skin Corr. 1C - STOT RE 1

Órganos de actuación

Thyroid

Código de clase de almacenamiento

5.1A - Strongly oxidizing hazardous materials

Clase de riesgo para el agua (WGK)

WGK 3


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Certificados de análisis (COA)

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Improved removal selectivity of ruthenium and copper by glycine in potassium periodate (KIO4)-based slurry.
Zeng X, et al.
Journal of the Electrochemical Society, 159(11), C525-C529 (2012)
Ruthenium polishing using potassium periodate as the oxidizer and silica abrasives.
Peethala BC and Babu SV.
Journal of the Electrochemical Society, 158(3), H271-H276 (2011)
Milne GWA.
Gardner's Commercially Important Chemicals: Synonyms, Trade Names, and Properties, 513-513 (2005)
Alok D Bokare et al.
Environmental science & technology, 49(24), 14392-14400 (2015-11-26)
A nonphotochemical generation of singlet oxygen ((1)O2) using potassium periodate (KIO4) in alkaline condition (pH > 8) was investigated for selective oxidation of aqueous organic pollutants. The generation of (1)O2 was initiated by the spontaneous reaction between IO4(-) and hydroxyl
Determination of some phenothiazine drugs based on colour reaction with potassium periodate.
Basavaiah K, et al.
Analytical Letters, 33(1), 43-51 (2000)

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

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  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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