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About This Item

Empirical Formula (Hill Notation):
CrO3
CAS Number:
Molecular Weight:
99.99
EC Number:
MDL number:
UNSPSC Code:
12352303
PubChem Substance ID:
Assay:
≥99.0% (RT)
Form:
powder, crystals or granules
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grade

ACS reagent
puriss. p.a.

Assay

≥99.0% (RT)

form

powder, crystals or granules

impurities

≤0.005% total nitrogen (N)

pH

<1 (20 °C, 100 g/L)

mp

196 °C (dec.) (lit.)

anion traces

chloride (Cl-): ≤50 mg/kg
sulfate (SO42-): ≤50 mg/kg

cation traces

Al: ≤50 mg/kg
Ba: ≤50 mg/kg
Ca: ≤100 mg/kg
Cd: ≤5 mg/kg
Co: ≤5 mg/kg
Cu: ≤10 mg/kg
Fe: ≤100 mg/kg
K: ≤50 mg/kg
Mg: ≤5 mg/kg
Mn: ≤10 mg/kg
Na: ≤2000 mg/kg
Ni: ≤5 mg/kg
Pb: ≤5 mg/kg
Zn: ≤5 mg/kg

SMILES string

O=[Cr](=O)=O

InChI

1S/Cr.3O

InChI key

WGLPBDUCMAPZCE-UHFFFAOYSA-N

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Other Notes

Oxidant used in the decomposition by solubilization or fusion

Signal Word

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 Code

5.1A - Strongly oxidizing hazardous materials

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable


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