Merck
所有图片(3)

216615

Sigma-Aldrich

铬酸钾

ACS reagent, ≥99.0%

线性分子式:
K2CrO4
CAS号:
分子量:
194.19
EC 号:
MDL编号:
PubChem化学物质编号:
NACRES:
NB.24

等级

ACS reagent

蒸汽密度

6.7 (vs air)

测定

≥99.0%

形式

crystals

杂质

≤0.005% insolubles

pH值(酸碱度)

8.6-9.8 (25 °C, 5%)

mp

971 °C (lit.)

痕量阴离子

chloride (Cl-): ≤0.005%
sulfate (SO42-): ≤0.03%

痕量阳离子

Ca: ≤0.005%
Na: ≤0.02%

SMILES string

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

InChI

1S/Cr.2K.4O/q;2*+1;;;2*-1

InChI key

XMXNVYPJWBTAHN-UHFFFAOYSA-N

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警示用语:

Danger

危险分类

Aquatic Acute 1 - Aquatic Chronic 1 - Carc. 1B Inhalation - Eye Irrit. 2 - Muta. 1B - Skin Irrit. 2 - Skin Sens. 1 - STOT SE 3

靶器官

Respiratory system

储存分类代码

6.1D - Non-combustible, acute toxic Cat.3 / toxic hazardous materials or hazardous materials causing chronic effects

WGK

WGK 3

闪点(F)

Not applicable

闪点(C)

Not applicable

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更多文件

Quotes and Ordering

Zubeyde Bayram-Weston et al.
Journal of neuroscience methods, 265, 81-88 (2015-10-16)
The Golgi-Cox stain is an established method for characterising neuron cell morphology. The method highlights neurite processes of stained cells allowing the complexity of dendritic branching to be measured. Conventional rapid Golgi and Golgi-Cox methods all require fresh impregnation in
Redetermination of the structures of potassium sulphate and potassium chromate: the effect of electrostatic crystal forces upon observed bond lengths.
McGinnety JA.
Acta Crystallographica Section B, Structural Science, 28(9), 2845-2852 (1972)
Comparative Study of Factors Influencing the Action of Corrosion Inhmitors for Mild Steel in Neutral Solution: II. Potassium Chromate.
Mercer AD and Jenkins IR.
British Corrosion Journal, 3(3), 130-135 (1968)
Eagleson M.
Concise Encyclopedia Chemistry, 887-887 (1994)
Eagleson M.
Concise Encyclopedia Chemistry, 881-881 (1994)

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