	标准值	三次测得值			平均值	准确度RE (%)	RSD (%)
		1	2	3	x	准确度RE (%)	RSD (%)
Al₂O₃	0.84 ± 0.04	0.81	0.84	0.85	0.83	99.2	2.50
Fe₂O₃	0.093 ± 0.004	0.095	0.096	0.096	0.096	102.9	0.60
CaO	0.077 ± 0.008	0.082	0.075	0.078	0.078	101.3	4.48
MgO	0.066 ± 0.003	0.066	0.068	0.065	0.066	100.0	2.30
K₂O	0.061 ± 0.005	0.058	0.063	0.064	0.062	106.9	5.21
Na₂O	0.021 ± 0.004	0.022	0.019	0.024	0.022	104.8	11.62
MnO	(0.0016)	0.0011	0.0021	0.0020	0.0017	106.3	31.77
TiO₂	0.020 ± 0.002	0.021	0.022	0.019	0.021	105.0	7.39
P₂O₅	(0.0041)	0.0044	0.0037	0.0039	0.0040	97.6	9.01
NiO	---	---	---	---	---	---	---
Cr₂O₃	0.0034 ± 0.0010	0.00038	0.00026	0.00029	0.00031	91.2	20.15
CoO	---	---	---	---	---	---	---
BaO	---	---	---	---	---	---	---
L.O.I	0.24 ± 0.04	0.27	0.25	0.25	0.26	108.3	4.50
SiO2	98.51 ± 0.09	98.57	98.56	98.54	98.56	100.0	0.01