Agent Name |
Potassium perchlorate |
CAS Number |
7778-74-7 |
Formula |
Cl-O4.K |
Major Category |
Other Classes |
Synonyms |
Astrumal; Irenal; Irenat; Perchloric acid, potassium salt (1:1); Peroidin; Potassium hyperchloride; KClO4; Spectrex Fire Extinguishant Formulation A; [ChemIDplus] |
Category |
Perchlorates |
Description |
Colorless crystals or white crystalline solid that absorbs moisture from the air; [CHEMINFO] |
Sources/Uses |
Used in explosives, fireworks, rocket propellants, life-support systems for generating oxygen, and photography; Used as an oxidizing agent and laboratory reagent; [CHEMINFO] |
Comments |
Concentrated solutions are probably not irritating to the skin; May induce methemoglobinemia after ingestion; A strong oxidizer that is explosive when mixed with combustible materials releasing toxic gases including chlorine and hydrogen chloride; [CHEMINFO] Decomposes on heating to produce chlorine and chloroxides; [ICSC] |
Exposure Assessment |
Skin Designation (ACGIH) |
Not evaluated |
Vapor Pressure |
2.07 x 10 -16 mm Hg |
Adverse Effects |
Methemoglobinemia |
Methemoglobinemia, Secondary |
Links to Other NLM Databases |