样品 | 组别 | pH | 吸光度 | 浓度 (mg/L) | 平均浓度 (mg/L) | |
516 nm | 700 nm | |||||
黑米 | ① | 1.0 | 1.086 | 0.684 | 31.23 | 29.95 |
4.5 | 0.407 | 0.192 | ||||
② | 1.0 | 1.122 | 0.708 | 32.90 | ||
4.5 | 0.405 | 0.188 | ||||
③ | 1.0 | 1.121 | 0.708 | 25.72 | ||
4.5 | 0.499 | 0.240 |