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1,2,3,4-四氯苯标准溶液,634-66-2,analytical standard,1000ug/ml in methanol
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1,2,3,4-四氯苯,634-66-2,Standard for GC
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3,4,5,6-四氯荧光素,6262-21-1,95%
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First Standard® 甲苯中2,3,5,6-四氯苯胺溶液,100μg/mL
2,3,5,6-tetrachloroaniline Solution in Toluene, 100μg/mLFirst Standard®天津
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2,4,5,6-四氯嘧啶,1780-40-1,>98.0%(GC)
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3,4,4',5-四氯联苯,70362-50-4,100 ug/mL in Isooctane
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2,3,4,5,6-五溴苯胺,13665-98-0,97%
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四氯化碳标准溶液,56-23-5,analytical standard,1000ug/ml in methanol
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甲醇中1,2,3,4-四氯苯标样
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2,2′,5,5′-四氯联苯,35693-99-3,分析标准品
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