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Potassium Dichromate

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Potassium Dichromate / CAS : 7778-50-9

Appearance Orange red solid UN 1479
HS 28415000 DG Class 5.1
Synonyms Dipotassium,Oxido-(Oxido(Dioxo)Chromio)oxy-Dioxochromium; Potassium Bichromate; Kaliumdichromat; Dipotassium Bichromate; Dipotassium Dichromate; Potassium Dichromate(VI); Dichromic Acid Dipotassium Salt
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Overview

Uses

Properties

Summary

Formula
Cr2H2KO7+
Molecular Mass
257.10200
Exact Mass
256.82500
PSA
117.97000
Logp
-0.89720
IUPAC
dipotassium;oxido-(oxido(dioxo)chromio)oxy-dioxochromium
SMILES
[O-][Cr](=O)(=O)O[Cr](=O)(=O)[O-].[K+].[K+]

Attribute classification

Matter Classification
inorganic
Category
Inorganic Chemicals > Inorganic Salt
Surfactants, Catalysts > Other catalysts (surfactants)

Chemical and Physical Properties

Melting Point
398ºC
Density
2.676
Boiling Point
500ºC
Flash Point
50°F
Appearance
Orange red solid

Export information

HS Code
28415000
Export Rebate
0%
UN No.
1479
DG-Class
5.1
Risk Code
R8; R21; R25; R26; R34; R42/43; R45; R46; R48/23; R50/53; R60; R61
Safety Label
O; T+; N

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