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| International Standard Category: Chemical reagents |
GB/T 661-2011 Chemical reagent—Ammonium iron(Ⅱ) sulfate hexahydrate
化学试剂 六水合硫酸铁(Ⅱ)铵(硫酸亚铁铵);
| Category No.: | 71.040.30 | Valid Status: | valid |
| Issued Organization: | AQSIQ;SAC | Issued Date: | 2011-5-12 |
| Implemented Date: | 2011-12-1 | Abolished Date: | |
| Superseded Standard.: | Superseded Date: |
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