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DETERGENTS |
| 配方说明: |
Removing Silver Nitrate Stains |
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| 配制方法: |
Put tincture of iodine on the area where silver nitrate stain is and wait a few minutes. Mix sodium thiosulfate with water and put this on stained area allowing this to soak a few minutes. The stain should disappear in this time. If the iodine stain does not all come out after this treatment soak in ammonia to be stain free. |
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