過塩素酸
حمض البيركلوريك · Перхлорна киселина · Perchlorsäure · Υπερχλωρικό οξύ · Perchloric acid · Ácido perclórico · پرکلریک اسید · Acide perchlorique · חומצה על-כלורית · परक्लोरिक अम्ल · Perklórsav · Asam perklorat
| CAS | 7601-90-3 |
|---|---|
| EC | 231-512-4 |
| UN | 1873 |
| 化学式 | ClHO4 |
| モル質量 | 100.46 g/mol |
| ガスまたは蒸気の相対密度（空気 = 1） | 3.47 |
| GHS | 危険 · H271, H314 |
Perchloric acid is a chlorine oxoacid. It is a conjugate acid of a perchlorate. Perchloric acid, with more than 50% but not more than 72% acid appears as a clear colorless odorless aqueous solution. Corrosive to metals and tissue. Closed containers may rupture violently under prolonged exposure to heat.