Sodium Metabisulphite
| Price : | ＄1000.00 |
| Quantity : | 100 () |
| Minimum Order : | 10 |
| Product Status : | New |
| Sample Available : | yes |
| Payment Mode : |
Bank Transfer,L/C |
| Categories : | Chemicals, Inorganic Chemicals, Inorganic Salt |
| Posted By : | Shanxi Liaohuachemicals Co.ltd |
Description
molecular formula : Na2.SO3
·M.W :126.04
·Basic Characteristics : Colorless, single-crystal or powder ramps, soluble in water, do not dissolve in alcohol, etc.
·Quality Standards :
A :Sodium sulfite (single-crystal )
?B:sodium sulfite (powder )
·uses: For sulfite-cellulose acetate, sodium thiosulfate, or
·M.W :126.04
·Basic Characteristics : Colorless, single-crystal or powder ramps, soluble in water, do not dissolve in alcohol, etc.
·Quality Standards :
A :Sodium sulfite (single-crystal )
| High-class products | First-class products | Conforming products | |
| Purity（Na2.SO3 )，%，≥ | 99.0 | 98.5 | 98.0 |
| Water，%，≤ | 1.4 | 2.0 | 2.5 |
| Purity (Nacl ) , %, ≤ | 0.10 | 0.17 | -- |
| Water insoluble, %, ≤ | 0.05 | 0.06 | 0.10 |
| Purity (sodium nitrate ), %, ≤ | 0.80 | 1.00 | 1.90 |
| Name of indicators | indicators | ||
| High-class products | First-class products | Conforming products | |
| Na2.SO3, %, ≥ | 97.0 | 96.0 | 93.0 |
| Fe , %, ≤ | 0.003 | 0.005 | 0.01 |
| Water insoluble, %, ≤ | 0.02 | 0.03 | 0.05 |
| Na2CO3, %, ≤ | 0.10 | 0.40 | 0.60 |
| Na2SO4, %, ≤ | 2.5 | -- | -- |
| NaCl, %, ≤ | 0.10 | -- | -- |
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