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國(guó)產(chǎn)Alumina-A固相萃取小柱
Alumina-A是表面呈酸性(pH=4.5)的氧化鋁固相萃取吸附劑,粒度為50-200 ?m??勺鳛閺?qiáng)極性吸附劑和中等陽(yáng)離子交換劑。
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產(chǎn)品特點(diǎn)
1.
酸性、中等極性、極性目標(biāo)化合物。
基質(zhì)
氧化鋁
作用基團(tuán)
鋁羥基
平均粒徑
50-200 ?m
保留機(jī)理
正相
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