The contents were in compliance with USP27/ NF22, which included identification, loss on drying, residue on ignition, heavy metals, free acid and content of acetyl.

  • 内容基本依照美国药典(USP27/NF22)CA项,包括鉴别、干燥失重、炽灼残渣、重金属、游离酸、乙酰化率。

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