样品 | 测定值/mg/L | 加标量/mg/L | 测定总量/mg/L | 回收率/% | RSD/% |
b1 | 12.35 | 0.5 | 12.87 | 104 | 2.4 |
b2 | 1.0 | 13.31 | 96.0 | 1.8 | |
b3 | 2.0 | 14.29 | 97.0 | 2.5 |