| 产品名称/Product Name | 工业硫代硫酸钠/industrial sodium hyposulfite |
| 质量标准/Quality Standard | HG/T2328-92 |
| CAS编号/CAS NO. | 7772-98-7 |
| 外观/Appearance | 无色透明单斜晶体/Colorless monoclinic crystal |
| 含量/Purity | ≥98% |
| 水不容物含量/Lnsoluble impurities content in water | ≤1% |
| 铁含量/Iron content | ≤0.03% |
| 硫化物/Sulfide | ≤0.003% |
| PH值（200g/L溶液）/PH（200g/Lsolution） | 6.5~9.5 |
| 产品名称/Product Name | 工业硫代硫酸钠/industrial sodium hyposulfite |
| 质量标准/Quality Standard | HG/T2328-92 |
| CAS编号/CAS NO. | 7772-98-7 |
| 外观/Appearance | 无色透明单斜晶体/Colorless monoclinic crystal |
| 含量/Purity | ≥98% |
| 水不容物含量/Lnsoluble impurities content in water | ≤1% |
| 铁含量/Iron content | ≤0.03% |
| 硫化物/Sulfide | ≤0.003% |
| PH值（200g/L溶液）/PH（200g/Lsolution） | 6.5~9.5 |
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