名称 | 浓度/(mg/l) |
果糖 | 20,50,100,200,500 |
葡萄糖 | 20,50,100,200,500 |
蔗糖 | 20,40,50,100,200 |
项目 | 仪器检出限 /(mg/kg) | 方法检出限 /(mg/kg) | GB/T 18932.22中方法检出限/(mg/kg) | |
果糖 | 10 | 20 | 5000 | |
蔗糖 | 5 | 10 | 2000 | |
葡萄糖 | 10 | 15 | 5000 |
测定次数 | 果糖/(mg/L) | 蔗糖/(mg/L) | 葡萄糖/(mg/L) |
1 | 378.0 | 37.4 | 303.2 |
2 | 377.0 | 37.7 | 312.2 |
平均 | 377.5 | 38.0 | 308.3 |
检测项目 | 添加水平 | 回收率范围% | GB/T 27404参考回收率范围% | 变异系数RSD% | GB/T 27404参考RSD% |
果 糖 | 1 | 78.7-88.8 | 95-105 | 4.9 | 3.8-5.3 |
2 | 93.3-106.8 | 95-105 | 5.1 | 3.8-5.3 | |
3 | 75.4-84.5 | 95-105 | 4.0 | 3.8-5.3 | |
蔗 糖 | 1 | 93.0-103.9 | 90-110 | 4.5 | 5.3-7.5 |
2 | 106.6-114.8 | 90-110 | 2.6 | 5.3-7.5 | |
3 | 109.3-116.4 | 95-105 | 2.2 | 3.8-5.3 | |
葡 萄 糖 | 1 | 72.5-82.2 | 95-105 | 4.2 | 3.8-5.3 |
2 | 103.4-110.4 | 95-105 | 2.6 | 3.8-5.3 | |
3 | 83.8-93.2 | 95-105 | 3.6 | 3.8-5.3 |