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6-硝基-1，2-重氮氧基萘-4-磺酸

外觀：淺黃色至深棕色結晶

含量：≥75%

純度：≥90%

游離酸：≤5%

主要用途：用于生產酸性及中性染料。包含酸性黑194、酸性黑172、中性黑ACE、 酸性黑107、酸性黑207、酸性黑52、酸性棕355、酸性棕348等產品。

亚洲18影院在线观看_精品一区二区三区视频_成人激情视频在线观看_国产精品二区一区二区aⅴ污介绍
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