标准样品 | 测定结果(mg/L) | 保证值 (μg/L) | 均值 (μg/L) | 相对误差 (%) | |||||
1 | 2 | 3 | 4 | 5 | 6 | ||||
203806 | 66.8 | 66.4 | 66.3 | 67.6 | 67.0 | 66.1 | 70.9 | 66.7 | 0.83 |