CAS Number:7632‑00‑0
Synonyms:NaNO₂; Sodium nitrous acid salt
Chemical Formula:NaNO₂
Molecular Weight:190.11 g/mol
Product Introduction
White to slightly yellow crystalline powder, highly hygroscopic and water-soluble. A primary nitrite salt used in organic synthesis, corrosion inhibition, and food curing—but highly toxic and regulated.
| Property | Value |
|---|---|
| Appearance | White to yellow crystalline powder |
| Density | ~2.17 g/cm³ |
| Melting Point | ~271 °C |
| Decomposition | ~320 °C |
| Solubility (20 °C) | ~820 g/L |
| pH (1 M solution) | ~9 (alkaline) |
| CAS & Hazards | Oxidizer; Toxic; UN 1500; Class 5.1/6.1 |
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