Discrimination and Content Analysis of Fritillaria Using Near Infrared Spectroscopy

Table 2

Content of total alkaloids from seven Fritillaria samples by UV spectroscopy.

Number	Sample	Absorbance	Total alkaloids (%)
1	Fritillaria ussuriensis Maxim	0.282	0.1750
2	Fritillaria thunbergii Miq. (big)	0.387	0.2406
3	Fritillaria thunbergii Miq. (small)	0.344	0.2138
4	Fritillaria pallidiflora Schrenk	0.392	0.2430
5	Fritillaria cirrhosa D. Don	0.187	0.1160
6	Fritillaria unibraacteate Hsiao et. K. C. Hsia	0.327	0.2030
7	Fritillaria delavayi Franch	0.263	0.1640