外观：指葡萄酒的澄清度，而非颜色。
按照药典要求检查口服液的颜色和澄清度，并考察其稳定性。
The color and clarity as well as the stability, were examined according to the Ch P.
结论采用充氮生产工艺和国产的头孢呋辛钠原料以及5种筛选的丁基胶塞，可生产出澄清度和颜色合格的注射用头孢呋辛钠。
Conclusion Products of qualified clarity and color can be obtained with domestic raw materials and 5 selected types of butyl rubber stopper in nitrogen blanketing process.
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