| Chinese alias | 亚硫酸钠 亚硫酸钠(粗制) 亚硫酸钠,无水 硫养粉 无水亚硫酸钠 硫养 亚硫酸钠 无水 硫化石 |
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| CAS | 7757-83-7 |
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| Formula | H2O3S.2Na |
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| MW | 126.04 |
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| Appearance | powder or crystals |
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| MDL | MFCD00003503 |
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| Melting point | Decomposes (NTP, 1992) |
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| Boiling point | Decomposes (NTP, 1992) |
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| Chemical Stability | It is fairly stable and does not oxidize as readily as hydrated sulfite. |
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| Safe Property | S24/25-36-26-22 |
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| Hazard Category Code | R31-36/37/38-22-40-36/38 |
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| Water Solubility | Soluble in 3.2 parts (NTP, 1992) |
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| Storage | Keep container tightly closed in a dry and well-ventilated place. Never allow product to get in cont |
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| Smiles | S(O)(O)=O.[Na] |^1:4| |
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| InchiKey | UKTDQTGMXUHPIF-UHFFFAOYSA-N |
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