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7778-50-9 Potassium dichromate

product Name Potassium dichromate
CAS No 7778-50-9
Synonyms Potassium dichromate standard solution; Potassium bichromate; Red potassium chromate; dipotassium oxido-(oxido-dioxo-chromio)oxy-dioxo-chromium
Molecular Formula Cr2K2O7
Molecular Weight 294.1846
InChI InChI=1/2Cr.2K.7O/q;;2*+1;;;;;;2*-1/rCr2O7.2K/c3-1(4,5)9-2(6,7)8;;/q-2;2*+1
EINECS 231-906-6
Molecular Structure 7778-50-9 Potassium dichromate
Melting point 398℃
Water solubility 125 g/L (20℃)
Hazard Symbols  O:Oxidizing agent;
 T+:Very toxic;
 N:Dangerous for the environment;
Risk Codes R8:;
R21:;
R25:;
R26:;
R34:;
R42/43:;
R45:;
R46:;
R48/23:;
R50/53:;
R60:;
R61:;
Safety Description S45:;
S53:;
S60:;
S61:;
MSDS Material Safety Data Sheet

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