The ephedrin was extracted from the upper layer of xylene extraction solution and sodium c...
下层铜代,酸化,碱化得卟啉铜钠。
The ephedrin was extracted from the upper layer of xylene extraction solution and sodium c...
下层铜代,酸化,碱化得卟啉铜钠。
Content : 1.0 per cent of ephedrin hydrochloride (C 10 H 15 NO•HC1), calculated with reference to the dried drug.
本品按干燥品计算,含盐酸碱(C 10 H 15 NO•HCl),不得少于1.0%。
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