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外觀：黃棕色至棕黑色晶體或顆粒
含量：≥90%
純度：≥97.5%
氨基值：≥85%
熔點：198~202
主要用途：用于制造金屬絡合染料和活性黑等
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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首頁 > 產品中心 > 5-硝基-2-氨基苯酚
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