质量等级 | 包装(采购量区间) | 价格 | 库存 |
---|---|---|---|
99.9%-99.99% | 100g | 面议 | 充足 |
99.9%-99.99% | 50g | 面议 | 充足 |
99.9%-99.99% | 500g | 面议 | 充足 |
中文名称:四氟化铪
中文别名:氟化铪
CAS No:13709-52-9
EINECS号:237-258-0
分子式:F4H4Hf
沸点:19.5°Cat760mmHg
闪光点:°C
密度:7.100
外观灰白色粉末
用途:Hafnium tetrafluoride may be prepared by passing anhydrous hydrogen fluoride over hafnium tetrachloride at 300°C: HfCl4 + 4HF HfF4 + HCl Another method of preparation involves thermal decomposition of ammonium fluorohafnate, (NH4)2 HfF6 [16925-24-9] in the absence of air: (NH4)2 HfF6 HfF4 + 2NH3..
安全说明:26-36-45-36/37/39
危险品运输编号:UN 2923 8/PG 2