Agent Name |
Sodium hydride |
CAS Number |
7646-69-7 |
Formula |
H-Na |
Major Category |
Metals |
Synonyms |
NaH; Sodium monohydride; UN1427; [ChemIDplus] |
Category |
Metal Hydrides |
Description |
Gray powder in oil with a kerosene odor; [CHRIS] |
Sources/Uses |
Used as a condensing and reducing agent, e.g., to descale metals by reducing metal oxides; [HSDB] |
Comments |
Can cause third-degree burns after short contact; [CHRIS] Highly corrosive to skin, eyes, and respiratory tract with risk of acute pneumonitis and pulmonary edema after high inhalation exposure; reacts with water to form sodium hydroxide and hydrogen; [HSDB] |
Exposure Assessment |
Skin Designation (ACGIH) |
Not evaluated |
Flammability (NFPA) |
3: may ignite at ambient temperature |
Adverse Effects |
Toxic Pneumonitis |
Yes |
Dermatotoxin |
Skin Burns |
Links to Other NLM Databases |
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