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Merck
CN

P2588

重铬酸钾

BioXtra, ≥99.5%

别名:

红矾钾

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关于此项目

线性分子式:
K2Cr2O7
化学文摘社编号:
7778-50-9
分子量:
294.18
NACRES:
NA.21
PubChem Substance ID:
329820141
UNSPSC Code:
12352302
EC Number:
231-906-6
MDL number:
MFCD00011367
Assay:
≥99.5%
Form:
powder or crystals
Solubility:
H2O: 0.1 M at 20 °C, clear, orange

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产品名称

重铬酸钾, BioXtra, ≥99.5%

InChI key

KMUONIBRACKNSN-UHFFFAOYSA-N

InChI

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

SMILES string

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

product line

BioXtra

assay

≥99.5%

form

powder or crystals

reaction suitability

reagent type: oxidant

impurities

<0.005% Phosphorus (P)
<0.1% Insoluble matter

pH

3.6 (100 g/L)

mp

398 °C (lit.)

solubility

H2O: 0.1 M at 20 °C, clear, orange

anion traces

sulfate (SO42-): <0.005%

cation traces

Al: <0.0005%
Ca: <0.0005%
Cu: <0.0005%
Fe: <0.001%
Mg: <0.0005%
Na: <0.05%
Pb: <0.001%
Zn: ≤0.001%

Quality Level

100

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相关类别

Application

重铬酸钾已被用于实验，以确定 MCM-41 支持的纳米级零价铁 (nZVI) 样品去除六价铬的能力。

General description

有毒 六价铬化合物重铬酸钾是一种强氧化剂。对其在人和动物中的肾毒性进行了研究。 对其晶体结构进行了分析。已经在 油菜 植物中评估了其诱导遗传和 DNA 甲基化改变的能力。

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

存储类别

5.1B - Oxidizing hazardous materials

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

法规信息

易制爆化学品
危险化学品
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历史批次信息供参考:

分析证书(COA)

Lot/Batch Number
MKCX6669
MKCW6056
MKCS1975
MKCR4547
MKCL6160

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Nanoscale zero-valent iron supported on mesoporous silica: Characterization and reactivity for Cr(VI) removal from aqueous solution.
Petala E, et al.
Journal of Hazardous Materials, 261, 295-306 (2013)
Eduardo Molina-Jijón et al.
Free radical biology & medicine, 51(8), 1543-1557 (2011-08-16)
We report the role of mitochondria in the protective effects of curcumin, a well-known direct and indirect antioxidant, against the renal oxidant damage induced by the hexavalent chromium [Cr(VI)] compound potassium dichromate (K(2)Cr(2)O(7)) in rats. Curcumin was given daily by
An accurate determination of the crystal structure of triclinic potassium dichromate, K2Cr2O7.
Brandon JK and Brown ID.
Canadian Journal of Chemistry, 46(6), 933-941 (1968)
A G Levis et al.
Cancer research, 38(1), 110-116 (1978-01-01)
Treatments for 1 to 4 hr with 10-4 m potassium dichromate, a soluble hexavalent chromium salt with a strong oxidizing power, markedly reduce DNA and RNA accumulation rates in hamster fibroblasts grown in vitro (BHK line), as shown by quantitative
Massimo Labra et al.
Chemosphere, 54(8), 1049-1058 (2003-12-11)
This study evaluated genetic and DNA methylation alteration induced by potassium dichromate in Brassica napus L. plants. Amplified fragment length polymorphism (AFLP) and selective amplification of polymorphic loci (SAMPL) tests revealed dose-related increases in sequence alterations in plantlets exposed to
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