供货周期: | 现货 |
品牌: | Sigma-Aldrich |
型号: | AR级别,99% |
货号: | A103706 |
Product Name: Ammonium thiosulfate
别名: | 硫代硫酸铵 ;铵海波 |
CAS号: | 7783-18-8 |
分子式: | H8N2O3S2 |
分子量: | 148.21 |
EINECS编号: | 231-982-0 |
MDL号: | MFCD00015965 |
介绍: | 易吸湿。极易溶于水,100℃时溶解度103.3g/100ml水。60%水溶液的pH为6.5~7.0。不溶于醇、醚,微溶于丙酮。加热至150℃则分解形成亚硫酸铵、硫黄、氨、硫化氢及水。空气中十分不稳定,在氨气中稳定。 |
用途: | 感光工业用作照相定影剂,较钠盐更易溶解卤化银的乳膜,具有水洗时间短而银回收容易的优点,还用作镀银电镀浴的主要组分、金属表面的清净剂、铝镁金浇铸保护剂。在医药上用作杀菌剂、分析试剂。 |
特定比重: | 1.679 |
贮存: | 密封保存。 |
敏感性: | 对湿度敏感 |
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