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乙酸钾,127-08-2,99.98% metals basis,<100 ppm Rb, <50 ppm Cs
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甲醇中三氯乙烯溶液标准物质 GBW(E)081059
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1-哌嗪乙酸乙酯 | 40004-08-8 | 乐研
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乙烯菌核利标准溶液
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甲醇中氟硅菊酯溶液,105024-66-6,1000μg/mL in Methanol,不确定度2%
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甲醇中氟硅菊酯溶液,105024-66-6,100μg/mL in Methanol,不确定度3%
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MSBL006-100M美正甲醇中米酵菌酸溶液
-
MSBL006-100M美正甲醇中米酵菌酸溶液
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乙酸乙酯中3-氯-1.2-丙二醇标准溶液
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溴乙酸,79-08-3,Standard for GC,≥99.5%(GC)
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