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Items | Index | |
GB14591-2006(Ⅱ) | Product | |
Total iron % , ≥ | 18.5 | 19.1 |
Reductive material(Fe2+) % , ≤ | 0.15 | 0.01 |
Basicity % | 9.0-14.0 | 14.0 |
PH(1% aqueous solution) | 2.0-3.0 | 2.4 |
As % , ≤ | 0.0008 | 0.0001 |
Pb % , ≤ | 0.0015 | 0.0001 |
Insoluble matter % , ≤ | 0.5 | 0.4 |









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