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**Molecular formula:** HClO₄
**Molar mass:** 100,459 g/mol
**Information:** Perchloric acid is one of the strongest acids. When highly concentrated it forms an extremely strong oxidizing agent. In contact with organic materials it decomposes explosively.
**Use:** It is used for the permanent decomposition of organic polymers (polystyrene, PVC). Its salt (perchlorate) is a component of pyrotechnic mixtures.
