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二硫化碳中乙酸丁酯溶液标准物质
无砂芯层析柱40X800
刻度移液管,组织培养,Ex校正,5:0.1 ml
Process Chemistry, PTFE Plug, Compression Fitting, Metric,To fit Bore Size 25
O-(3,5,5-三甲基-1-己基)茚三酮
Cylinder Round Bottom 105mm
FERMENTATION TUBES,GRAD.,COMPL. WITH TEST TUBE,FOR MERCK WATER ANALYSIS
(全氟己基)乙烯
氨基乙醛缩二甲醇
3-甲基戊-1-醇