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Sodium Cyanide (NaCN) Specification
Sodium Cyanide Is A Highly Toxic, White, Water-soluble Compound Commonly Used In Gold And Silver Mining, Chemical Synthesis, And Electroplating. Below Is A General Specification For Industrial-grade Sodium Cyanide. Exact Specifications May Vary By Manufacturer Or Application.
| Property | Specification |
|---|---|
| Appearance | White Crystalline Solid Or Briquettes |
| Purity (NaCN) | ≥ 98% (commonly 98–99%) |
| Free Alkali (as NaOH) | ≤ 0.5% |
| Carbonate (as Na2CO3) | ≤ 1.0% |
| Moisture Content | ≤ 0.5% |
| Solubility In Water | Completely Soluble |
| pH (1% Solution) | 11 – 12 |
| Melting Point | ~563°C |
| Boiling Point | Decomposes Before Boiling |
| Density | ~1.6 G/cm³ |
| UN Number | 1689 |
| Hazard Classification | Toxic, Class 6.1 |
