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483044

Sigma-Aldrich

Potassium dichromate

99.98% trace metals basis

Sinónimos:

Potassium bichromate

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About This Item

Fórmula lineal:
K2Cr2O7
Número de CAS:
7778-50-9
Peso molecular:
294.18
EC Number:
231-906-6
MDL number:
MFCD00011367
UNSPSC Code:
12352302
PubChem Substance ID:
24871862
NACRES:
NA.23

Quality Level

100

assay

99.98% trace metals basis

form

crystalline

reaction suitability

reagent type: oxidant

technique(s)

cell culture | mammalian: suitable

impurities

≤150.0 ppm Trace Metal Analysis

mp

398 °C (lit.)

SMILES string

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

InChI

1S/2Cr.2K.7O/q;;2*+1;;;;;;2*-1

InChI key

KMUONIBRACKNSN-UHFFFAOYSA-N

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Categorías relacionadas

Application

Potassium dichromate can be used as an oxidizing agent for the synthesis of polymers such as poly-O-phenylenediamine and polyanilines via oxidative polymerization.

signalword

Danger

Hazard Classifications

Acute Tox. 2 Inhalation - Acute Tox. 3 Oral - Acute Tox. 4 Dermal - Aquatic Acute 1 - Aquatic Chronic 1 - Carc. 1B - Eye Dam. 1 - Muta. 1B - Ox. Sol. 2 - Repr. 1B - Resp. Sens. 1 - Skin Corr. 1B - Skin Sens. 1 - STOT RE 1 Inhalation - STOT SE 3

target_organs

Cardio-vascular system, Respiratory system

Storage Class

5.1B - Oxidizing hazardous materials

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

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

Certificados de análisis (COA)

Busque Certificados de análisis (COA) introduciendo el número de lote del producto. Los números de lote se encuentran en la etiqueta del producto después de las palabras «Lot» o «Batch»

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Synthesis and characterization of fluorine-substituted polyanilines
A Cihaner and A.M Onal
European Polymer Journal, 37, 1767-1772 (2001)
Chemical polymerization kinetics of poly-o-phenylenediamine and characterization of the obtained polymer in aqueous hydrochloric acid solution using K2Cr2O7 as oxidizing agent
SM Sayyah, et al.
International Journal of Polymer Science, 2014 (2014)
Eduardo Molina-Jijón et al.
Toxicology, 291(1-3), 93-101 (2011-11-26)
Deferoxamine (DFO) is a recognized iron chelator which has been shown to exert nephroprotection in models of toxic nephropathies. In the present work the potential protective effects of DFO against Cr(VI)-induced nephrotoxicity and oxidant stress were evaluated. Rats were injected
Shafaqat Ali et al.
Environmental toxicology and chemistry, 32(10), 2234-2239 (2013-06-19)
A hydroponic experiment was carried out to examine the effect of hydrogen sulfide (H2 S) in alleviating chromium (Cr) stress in barley. A 2-factorial design with 6 replications was selected, including 3 levels of NaHS (0 μM, 100 μM, and
Bour-Jr Wang et al.
Journal of the Formosan Medical Association = Taiwan yi zhi, 110(12), 775-779 (2012-01-18)
Occupational dermatitis among cement workers is a major occupational health concern. The two most important occupational hazards for cement workers are irritant and allergic cement contact dermatitis. The objective of this study was to investigate the severity of occupational cement
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