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分子式：NH4OH
外觀：無(wú)色透明液體。呈強(qiáng)堿性。能與醇，醚相混溶。遇酸能激烈反應(yīng)、放熱并生成鹽類(lèi)。有腐蝕性。
| 含量(以NH3計(jì)) | 25.0-28.0 |
| 雜質(zhì)最高含量(指標(biāo)以%計(jì)) | |
| 灼燒殘?jiān)?/td> | 0.002 |
| 氯化物(Cl) | 0.00005 |
| 硫化合物(以SO4計(jì)) | 0.0001 |
| 磷酸鹽(PO4) | 0.0001 |
| 碳酸鹽(CO3) | 0.001 |
| 鎂(Mg) | 0.0001 |
| 鈣(Ca) | 0.0001 |
| 鐵(Fe) | 0.00001 |
| 重金屬(以Pb計(jì)) | 0.00005 |
| 還原高錳酸鉀物質(zhì) | 合格 |
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