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Chromium Trioxide

Chromium Trioxide / CAS : 1333-82-0

Appearance Dark red orthorhombic crystals or purplish red platelets. Freely soluble in water, alcohol, sulfuric acid and diethyl ether, insoluble in acetone. UN 1463
HS 28191000 DG Class 5.1
Synonyms Cromium Trioxide; Chromium(Vi) Oxide; Chromic Anhydride; Chromium Oxide; Chrormic Trioxide; Chromium (Vi) Oxide; Chromic Acid Flakes; Chromic; Chromiumtrioxideandydrous
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Properties

Summary

Formula
CrO3
Molecular Mass
99.99430
Exact Mass
99.92530
PSA
51.21000
Logp
-0.35640
IUPAC
trioxochromium
SMILES
O=[Cr](=O)=O

Attribute classification

Matter Classification
inorganic
Category
API & Intermediate > Synthetic Anti Infective Drugs
Coating(Resin) > Rubber Plastic Coating

Chemical and Physical Properties

Melting Point
196 °C (dec.)(lit.)
Density
2.7
Boiling Point
330 °C
Flash Point
250°C
Appearance
Dark red orthorhombic crystals or purplish red platelets. Freely soluble in water, alcohol, sulfuric acid and diethyl ether, insoluble in acetone.

Export information

HS Code
28191000
Export Rebate
0%
UN No.
1463
DG-Class
5.1
Risk Code
R24/25; R26; R35; R42/43; R45; R46; R48/23; R50/53; R62; R9
Safety Label
O; T+; N

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