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3,3'4,4'-二苯甲酮四羧酸二酐,2421-28-5,99%
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2,3二氯顺酐 | 1122-17-4 | 乐研
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二溴均苯四甲酸二酐,24848-78-0,98%
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四氯苝酐 | 156028-26-1 | 乐研
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冰冻人血清尿素、肌酐标准物质
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4-甲基苯酐,19438-61-0,≥97%
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1,2,3,4-环戊烷四羧酸二酐
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苝-3,4,9,10-四羧酸二酐
PTCDA; 颜料红 224; 3,4,9,10-苝四羧酸二酐; 二萘嵌苯-3,4,9,10-四甲酸二酐;PTCDA;Pigment Red 224;3,4,9,10
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1 2 4 5环己烷四羧酸二酐 | 2754-41-8 | 乐研
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乙二胺四乙酸二酐
二酐;4,4′-亚乙基双(2,6-吗啉二酮);EDTA Dianhydride;4,4'-Ethylenebis(2,6
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