27 lines
596 B
Markdown
27 lines
596 B
Markdown
## Hexachlorobenzene
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**Formula**
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$C6Cl6$
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**Pyrotechnics use**
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Chlorine donor
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**Synonyms**
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HCB
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**Description**
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Hexachlorobenzene (HCB) has been used as a powerful chlorine donor in colour compositions. It is soluble in diethyl ether, benzene, ethanol and chloroform. It can not serve as a binder.
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**Sources**
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The use of HCB must be avoided.
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**Hazards**
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HCB is very toxic to aquatic organisms and it may cause long term adverse effects in the aquatic environment. Hexachlorobenzene has a half life in the soil of between 3 and 6 years. Biomagnification up the food chain does occur.
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