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BA'DOU CHEMICAL
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硫酸亚铁
一、化学名:硫酸亚铁
二、分子式:FeSO4
三、分子量:151.908
四、CAS:7720-78-7
五、性状:蓝绿色单斜晶系结晶或颗粒,无气味。
六、用途:用于制铁盐、氧化铁颜料、媒染剂、净水剂、防腐剂、消毒剂等,医药上作抗贫血药。
GB 10531-2016 水处理剂硫酸亚铁 Water treatment chemical-Ferrous sulfate
项目 | ITEMS | SPECIFICATION | |
Ⅰ | Ⅱ | ||
七水硫酸亚铁含量 ≥ | Assay of FeSO4·7H₂O ≥ | 90.0% | 87.0% |
二氧化钛(TiO2含量) ≤ | (TiO2) ≤ | 0.75% | 1.0% |
不溶物含量 ≤ | Insoluble substance ≤ | 0.5% | 0.5% |
游离酸(以H2SO4计) ≤ | H2SO4 ≤ | 1.0% | 2.0% |
砷(As) ≤ | Arsenic (as As) ≤ | 0.0002% | 0.001% |
铅(Pb) ≤ | Lead (as Pb) ≤ | 0.0004% | 0.002% |
镉(Cd) ≤ | Cadmium (as Cd) ≤ | 0.0001% | 0.0005% |
汞(Hg) ≤ | Hydrargyrum (as Hg) ≤ | 0.00002% | 0,0001% |
铬(Cr) ≤ | Chromium (as Cr) ≤ | 0.001% | 0.005% |