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Molecular formula: Na2S2O3.5H2O
Molecular weight: 248.18
Appearance: monoclinic white crystals.
| Na2S2O3 % ≥ | 99.0% |
| Clarifying degree test | pass |
| PH(50g/L,25°C) | 6.0-7.5 |
| Water insoluble substances % ≤ | 0.005 |
| Chloride(Cl) % ≤ | 0.O2 |
| Sulfide(S)% ≤ | 0.00025 |
| Ca % ≤ | 0.007 |
| Mg % ≤ | 0.001 |
| Fe % ≤ | 0.0005 |
| sulfate and Sulfite(SO4)% ≤ | 0.05 |
Address: 1315, No. 29, Lane 26, Hexuan Road, Wanda, Jiangqiao, Shanghai
Factory Name: Shanghai Jinyuan Fine Chemical Factory
Factory Address: Xiaokunshan Town, Songjiang, China Zip Code: 201106
Sales Tel: +86-21-51098368 Fax: +86-21-52215553
Email (Chemical reagent): chemol@hi2000.com
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URL (Metal surface treatment): www.shchem.org
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