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超声波清洗器 4L/100W (无加热功能)
FLASKS, ROUND BOTTOM, TWO SIDE NECKS AT AN ANGLE OF 20°, 500 ML, CN ST 29/32, SN ST 29/32
聚苯乙烯氯甲酸酯(含2%二乙烯基苯)
标签(中张)
HyperSep Retain-CX 200mg 3mL SPE Column 50个/包装
异丙醇铝
13种金属混标(钙镉铬钾铝铜镁锰铁钠镍锌铅)
环己基甲基二甲氧基硅烷
喹啉黄
Large funnel, PP, diameter 400 mm, stem diameter 42 mm