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Qualitative characteristics of NaOH.
| Indicator Title | Value |
|---|---|
| Main substance, % | 99.487 |
| Sodium carbonate (Na2CO3), % | 0.5 |
| Sodium chloride (NaCl), % | 0.005 |
| Sodium sulfate (Na2SO4), % | 0.005 |
| Iron in terms of Fe2O3, % | 0.002 |
| Mercury content (Hg), % | 0.0001 |
