日期:2014.12.19 室温11℃ 室温放置3小时
显色剂:20%磺基水杨酸水溶液10mL
波长:501nm 全部定容至100毫升容量瓶中。
浓度[μg/mL] | |||
标准品母液-- Fe +2 分析纯硫酸亚铁铵X0.14 | 19.87 X 102 | ||
标准品母液-- Fe+3 分析纯硫酸铁铵X0.12 | 2.16 X 102 |
浓度[μg/mL] | |||||||
Fe+3 | Fe +2 | Zn | Mn | Cu | Abs | 备注 | |
1 | 6.49 | 0 | 0 | 0 | 0 | 0.202 | |
2 | 0 | 0 | 14 | 0 | 0 | 0.004 | |
3 | 0 | 0 | 28 | 0 | 0 | 0.001 | |
4 | 0 | 0 | 0 | 22.3 | 0 | 0.002 | |
5 | 0 | 0 | 0 | 44.6 | 0 | 0.001 | |
6 | 0 | 0 | 0 | 0 | 23.7 | 0.001 | |
7 | 0 | 0 | 0 | 0 | 47.4 | 0.001 | |
8 | 6.49 | 0 | 7 | 0 | 0 | 0.204 | |
9 | 6.49 | 0 | 14 | 0 | 0 | 0.204 | |
10 | 6.49 | 0 | 28 | 0 | 0 | 0.201 | |
11 | 6.49 | 0 | 56 | 0 | 0 | 0.201 | |
12 | 6.49 | 0 | 70 | 0 | 0 | 0.200 | |
13 | 6.49 | 0 | 112 | 0 | 0 | 0.198 | |
14 | 6.49 | 0 | 0 | 6.69 | 0 | 0.202 | |
15 | 6.49 | 0 | 0 | 11.15 | 0 | 0.201 | |
16 | 6.49 | 0 | 0 | 22.3 | 0 | 0.204 |
17 | 6.49 | 0 | 0 | 0 | 7.11 | 0.203 | |
18 | 6.49 | 0 | 0 | 0 | 11.85 | 0.201 | |
19 | 6.49 | 0 | 0 | 0 | 23.7 | 0.203 | |
20 | 6.49 | 0 | 7 | 6.69 | 7.11 | 0.203 | |
21 | 6.49 | 99 | 7 | 6.69 | 7.11 | 0.237 | |
22 | 6.49 | 0 | 112 | 111.5 | 118.5 | 0.210 | |
日期:2014.12.18 室温15℃ 室温放置24小时,48小时
显色剂:20%磺基水杨酸水溶液10mL
波长:501nm 全部定容至100毫升容量瓶中。
浓度[μg/mL] | |||||||
Fe +2 取样体积 | Fe +2 | Fe+3 取样体积 | Fe+3 | Abs | 48小时后 Abs | 备注 | |
1 | 1.0 mL | 2.16 | 0.071 | ||||
2 | 2.0mL | 4.30 | 0.137 | 0.138 | |||
3 | 3.0mL | 6.49 | 0.203 | ||||
4 | 4.0mL | 8.7 | 0.263 | ||||
5 | 6.0mL | 13 | 0.385 | 0.384 | |||
5.0mL | 99 | 0 | 0.025 | ||||
6 | 10.0mL | 198 | 0 | 0.043 | |||
7 | 5.0mL | 99 | +还原剂2 mL | 0 | 0.030 | ||
8 | 5.0mL | 99 | 13 | 0.403 | 0.402 | ||
9 | 5.0mL | 99 | 8.7 | 0.283 | |||
10 | 5.0mL | 99 | 4.3 | 0.153 | 0.154 | ||
11 | 试剂空白 | 0.005 |
浓度[μg/mL] | |||
标准品母液-- Fe +2 分析纯硫酸亚铁铵X0.14 | 19.87 X 102 | ||
标准品母液-- Fe+3 分析纯硫酸铁铵X0.12 | 2.16 X 102 |
日期:2014.12.20室温14℃ 室温放置4小时
显色剂:20%磺基水杨酸水溶液10mL
波长:501nm
浓度[μg/mL] | |||||||
Fe+3 | Fe +2 | Zn | Mn | Cu | Abs | 备注 | |
1 | 6.49 | 0 | 0 | 0 | 0 | 0.203 | 24h |
2 | 0 | 59.61 | 0 | 0 | 0 | 0.021 | |
3 | 0 | 79.48 | 0 | 0 | 0 | 0.026 | |
4 | 0 | 101.73 | 0 | 0 | 0 | 0.032 | |
5 | 0 | 119.2 | 0 | 0 | 0 | 0.037 | |
6 | 0 | 158.96 | 0 | 0 | 0 | 0.046 | |
波长扫描结果 | 波长 | Abs | |||||
Fe+3 6.49 | 0 | 0 | 0 | 490 | 0.196 | ||
501.5 | 0.200 | 最大吸收波长 | |||||
510 | 0.198 | ||||||
515 | 0.194 | ||||||
Fe +2 158.96 | 0 | 0 | 490 | 0.028 | |||
500 | 0.045 | 最大吸收波长 | |||||
532 | 0.042 | ||||||
510 | 0.044 |