Zhang Jian(Zhang J), Li Jun(Li J), Li Fang(Li F), et al. Determination of hypericin in hypericum perforatum L.J. Chinese Journal of Modern Applied Pharmacy, 2000, (4): 279-281.
Citation:
Zhang Jian(Zhang J), Li Jun(Li J), Li Fang(Li F), et al. Determination of hypericin in hypericum perforatum L.J. Chinese Journal of Modern Applied Pharmacy, 2000, (4): 279-281.
Zhang Jian(Zhang J), Li Jun(Li J), Li Fang(Li F), et al. Determination of hypericin in hypericum perforatum L.J. Chinese Journal of Modern Applied Pharmacy, 2000, (4): 279-281.
Citation:
Zhang Jian(Zhang J), Li Jun(Li J), Li Fang(Li F), et al. Determination of hypericin in hypericum perforatum L.J. Chinese Journal of Modern Applied Pharmacy, 2000, (4): 279-281.
Determination of hypericin in hypericum perforatum L.
OBJECTIVE:To establish a method for the determination of hypericin in hyericum perforatum L.METHODS:UV spectrometry was used for the determination.The maximum absorption wavelength was at 589nm.RESULTS:The average recovery was 99.27%.The RSD of precision
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