关于氟化盐中氟含量测定的比较和探讨
用EDTA-Pb法测定冰晶石中氟量的实验数据
试样编号 | 标准值% | 实测值(%) | 允许差% | 实际差值 | |||||||
GFC01 | 55.45 | 55.85 | 55.62 | 55.76 | 55.72 | 55.83 | 55.60 | 55.92 | 55.43 | 0.7 | 0.27 |
GFC02 | 54.66 | 53.98 | 54.05 | 54.30 | 54.52 | 54.28 | 54.12 | 54.28 | 53.98 | 0.7 | 0.47 |
GFC03 | 53.89 | 53.28 | 53.45 | 53.32 | 53.50 | 53.20 | 53.55 | 53.60 | 53.40 | 0.7 | 0.48 |
GFC05 | 52.14 | 51.82 | 51.76 | 51.65 | 51.65 | 51.70 | 51.90 | 51.76 | 51.65 | 0.7 | 0.40 |
用EDTA-Pb法测定氟化铝中氟量的实验数据
试样编号 | 标准值% | 实测值(%) | 允许差% | 实际差值 | |||||||
GAF01 | 60.76 | 63.20 | 63.25 | 63.30 | 63.20 | 63.15 | 63.20 | 63.35 | 63.30 | 0.7 | 2.48 |
GAF02 | 61.79 | 64.25 | 64.30 | 64.30 | 64.20 | 64.25 | 64.10 | 64.30 | 64.25 | 0.7 | 2.45 |
GAF03 | 57.79 | 60.30 | 60.30 | 60.28 | 60.20 | 60.20 | 60.20 | 60.35 | 60.20 | 0.7 | 2.46 |
GAF10 | 64.97 | 67.40 | 67.36 | 67.36 | 67.43 | 67.40 | 67.36 | 67.40 | 67.36 | 0.7 | 2.41 |
用硝酸钍容量法测定冰晶石中氟量的实验数据
试样编号 | 标准值% | 实测值(%) | 允许差% | 实际差值 | |||||||
GFC01 | 55.45 | 55.62 | 55.46 | 55.58 | 55.65 | 55.55 | 55.60 | 55.48 | 55.60 | 0.7 | 0.12 |
GFC02 | 54.66 | 54.72 | 54.85 | 54.68 | 54.92 | 54.60 | 54.72 | 54.83 | 54.68 | 0.7 | 0.09 |
GFC03 | 53.89 | 54.08 | 54.26 | 54.25 | 54.28 | 53.92 | 54.00 | 54.05 | 53.95 | 0.7 | 0.21 |
GFC05 | 52.14 | 52.32 | 52.40 | 52.35 | 52.28 | 52.35 | 52.10 | 52.20 | 52.35 | 0.7 | 0.15 |
用硝酸钍容量法测定氟化铝中氟量的实验数据
试样编号 | 标准值% | 实测值(%) | 允许差% | 实际差值 | |||||||
GAF01 | 60.76 | 61.05 | 61.95 | 61.00 | 60.95 | 60.88 | 60.85 | 61.10 | 61.02 | 0.7 | 0.34 |
GAF02 | 61.79 | 62.02 | 62.15 | 62.10 | 61.85 | 61.92 | 62.00 | 62.05 | 61.92 | 0.7 | 0.21 |
GAF03 | 57.79 | 57.85 | 57.92 | 57.82 | 57.95 | 57.85 | 57.80 | 58.00 | 58.15 | 0.7 | 0.13 |
GAF10 | 64.97 | 64.99 | 65.00 | 65.20 | 64.99 | 65.00 | 65.05 | 65.22 | 65.28 | 0.7 | 0.12 |