项目 标准值及不确定度
K (mg/g) 18.5±0.6(3.3%)
Na (mg/g) 4.50±0.25(5.6%)
Ca (mg/g) 13.1±0.6(4.4%)
Mg (mg/g) 1.27±0.04(3.2%)
N (mg/g) 50.3±1.6(3.1%)
P (mg/g) 10.6±0.3(2.9%)
Cl (mg/g) 10.6±0.3(2.9%)
Fe (μg/g) 2.07±0.12(5.8%)
Mn (μg/g) 0.27±0.04(12%)
Cu (μg/g) 0.31±0.02(6.5%)
Zn (μg/g) 39.5±2.2(5.6%)
Se (μg/g) 0.13±0.03(16%)
Pb (μg/g) (0.009)
As (μg/g) (0.08)