如果企业客服不在线,也可拨打400电话联系。或者发布求购信息
CONTACT THERMOMETERS, ADJUSTABLE, 0+250:2 °C, WITH TURNING MAGNET, ADJUSTING AND READING SCALES,
氯仿中乐果-标液
1-十四烯
丙位癸内酯
粘接胺
搅拌子,25mm
2G砝码,E1级别,带NVLAP证书
不锈钢钳(直)
金属滴定夹
DURAN? Volumetric flask,white graduation, class B, with one graduation mark, polyethylene stopper, NS 14/23, 250 ml