乙酸乙酯红外光谱
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乙酸乙酯的红外光谱
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乙酸乙酯141786红外图谱ir1
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乙酸乙酯红外光谱
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乙酸乙烯酯108054红外图谱ir2
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乙酸乙酯(141-78-6)红外图谱(ir2)
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乙酰乙酸乙酯141979红外图谱ir1
图片尺寸738x510
乙酰乙酸乙酯(141-97-9)红外图谱(ir2)
图片尺寸738x510
特戊酰基乙酸乙酯17094347红外图谱ir1
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2戊基乙酰乙酸乙酯24317940红外图谱ir1
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硬脂酸乙酯红外图谱ir1
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乙酸烯丙酯591877红外图谱ir2
图片尺寸765x539
2-苄基乙酰乙酸乙酯(620-79-1)红外图谱(ir1)
图片尺寸789x907
2-吡啶乙酸乙酯(2739-98-2)红外图谱(ir1)
图片尺寸738x510
乙酸 红外吸收光谱
图片尺寸450x348
图77是乙酸乙酯和1己烯的红外光谱图试识别图的主要吸收峰
图片尺寸390x436
乙酸甲酯(79-20-9)红外图谱(ir1)
图片尺寸850x510
乙酸丙酯109604红外图谱ir1
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苯甲酸乙酯93890红外图谱ir2
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5438-70-0 4-氨基苯乙酸乙酯
图片尺寸1024x900
乙酰乙酸正丁酯591606红外图谱ir2
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