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675644

Chromium(VI) oxide

99.99% trace metals basis

Synonym(s):

Chromium trioxide, Chromic trioxide, Chromium VI trioxide, Chromic anhydride

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About This Item

Empirical Formula (Hill Notation):
CrO3
CAS Number:
1333-82-0
Molecular Weight:
99.99
NACRES:
NA.23
PubChem Substance ID:
24885294
UNSPSC Code:
12352303
EC Number:
215-607-8
MDL number:
MFCD00010952
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assay

99.99% trace metals basis

form

powder or flakes

reaction suitability

core: chromium, reagent type: oxidant

mp

196 °C (dec.) (lit.)

application(s)

battery manufacturing

SMILES string

O=[Cr](=O)=O

InChI

1S/Cr.3O

InChI key

WGLPBDUCMAPZCE-UHFFFAOYSA-N

General description

Chromium(VI) oxide (CrO3) is a hexavalent chromium that is majorly used as an oxidizing agent. It oxidizes the C-H bonds in the aromatic rings to form benzoic acid from alkyl benzene. It can be prepared by adding concentrated sulphuric acid in potassium dichromate.

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signalword

Danger

Hazard Classifications

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

target_organs

Respiratory system

Storage Class

5.1A - Strongly 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

Regulatory Information

危险化学品

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Certificates of Analysis (COA)

Lot/Batch Number
MKCZ7886
MKCZ5680
MKCS1294
0000030846
0000030894

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Articles

Soft Magnetic Nanocrystalline Alloys: Materials

Magnetic materials find diverse applications from data storage to renewable energy.

Chromium Oxidations in Organic Chemistry (2011)
Sara L Holland et al.
Toxicology in vitro : an international journal published in association with BIBRA, 24(6), 1764-1767 (2010-07-20)
Toxicity of the environmental carcinogen chromate is known to involve sulfur starvation and also error-prone mRNA translation. Here we reconcile those facts using the yeast model. We demonstrate that: (i) cysteine and methionine starvation mimic Cr-induced translation errors, (ii) genetic
Sethsiri S Samaratunga et al.
Environmental science and pollution research international, 15(1), 27-30 (2008-03-01)
Chromium enters into the aquatic environment as a result of effluent discharge from steel works, electroplating, leather tanning industries and chemical industries. As the Cr(VI) is very harmful to living organisms, it should be quickly removed from the environment when
View All Related Papers

Global Trade Item Number

SKUGTIN
675644-5G04061832736082
675644-25G04061832736068