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42019

Potassium dichromate

reference material for titrimetry, certified by BAM, >99.5%

Synonyme(s) :

Potassium bichromate

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A propos de cet article

Formule linéaire :
K2Cr2O7
Numéro CAS:
7778-50-9
Poids moléculaire :
294.18
NACRES:
NA.24
PubChem Substance ID:
329756173
UNSPSC Code:
41116107
EC Number:
231-906-6
MDL number:
MFCD00011367
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grade

reference material

Quality Level

100

assay

>99.5%

technique(s)

titration: suitable

mp

398 °C (lit.)

format

neat

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

General description

Potassium dichromate is an oxidimetric standard produced under stringent conditions and measured with the highest possible precision. Its content determination and homogeneity assessment are performed using volumetric redox titration as the primary analysis method.
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This compound is listed in the SVHC (Substances of very high concern) candidate list of ECHA (European Chemicals Agency)

Application

It finds its use as a reference material for the standardization of volumetric solutions in redox titrations.

Features and Benefits

  • Available in a neat format in a secure glass bottle to ensure its stability for the entire shelf life until opened.
  • Traceable to NIST SRMs
  • High-quality offering accurate titer determinations
  • Accompanied by a certificate of analysis (CoA)

Analysis Note

Exact concentration, expiry date, traceability and detailed information on certification can be found on the certificate and certification report, included in each package. Content and expiry date on label.

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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

Classe de stockage

5.1B - Oxidizing hazardous materials

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

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

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Certificats d'analyse (COA)

Lot/Batch Number

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Consulter la Bibliothèque de documents

Raman spectroscopic study of oxidation of aniline and N-methylaniline with dichromate
Mazeikiene R, et al.
Journal of Molecular Structure, 1139, 333-337 (2017)
Changes in aquatic toxicity of potassium dichromate as a function of water quality parameters
Kikuchi M, et al.
Chemosphere, 170, 113-117 (2017)
Chenxi Gao et al.
Cellular and molecular gastroenterology and hepatology, 8(4), 561-578 (2019-07-23)
Identification and validation of new functionally relevant and pharmacologically actionable targets for pancreatic ductal adenocarcinoma (PDAC) remains a great challenge. Premalignant acinar cell reprogramming (acinar-to-ductal metaplasia [ADM]) is a precursor of pancreatic intraepithelial neoplasia (PanIN) lesions that can progress to
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Numéro d'article de commerce international

RéférenceGTIN
42019-50G-F04061835560523