Table 7 | The NIR Prediction results of one batch of cefuroxime..

Particle size	NIR Prediction contents using different preprocessing method (%,mg/mg)
Particle size	Unpreprocessing	VN	FD	FD+VN	SD	SD+VN
500～180um	103.0	92.8	99.6	95.7	104.6	94.6
180～75um	101.3	94.2	97.9	95.4	102.0	93.7
75～45um	90.8	96.6	92.7	93.9	94.1	93.1
RMSEP	5.20	1.72	7.27	1.31	4.41	0.28

Table 7: The NIR Prediction results of one batch of cefuroxime sodium with different particie size by different preprocessing method.

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