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密封垫 20MM 聚四氟乙烯/丁基橡胶 0.129 100
4-硫脲嘧啶
广口方形瓶,聚丙烯;聚丙烯螺旋盖,1000ml容量
国产热敏纸,长30m,宽50mm,可用于天平水分测定仪打印机
o-Methylbenzylamine
STIRRER COMPRESSED AIR RO 41, OVERALL LENGTH: 225 MM 0,3 - 6 BAR
Process Chemistry, Glass Filled PTFE, NPT Extension Adapter,NPT - Male ?”, Female ?”, Ht 46mm, Fit
玻璃器材
LABORATORY BOTTLES, 15000 ML, WITH ISO-THREAD, GL 45, GRADUATED, DURAN, WITHOUT CAP AND POURING RI
管架, 4x5-7ml 直径13mm 圆底, 2个/包