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
肉桂醛
笔直(宽径)用衬管
LiChroCART 250-10,LiChroprep RP-18 40-63μm定制柱
正己烷中18种多氯联苯-PCB混标
5-硝基间苯二甲酸
DESICCATOR PLATES, MADE OF METAL, WITHOUT FEET, O.D. 190 MM, 20 MM DIA., CENTER HOLE AND MANY SMALL
PELLIGUARD LC-SI 10G
FLASKS, ROUND BOTTOM, WIDE NECK, WITH BEADED RIM, WITH REINFORCED RIM, NECK D.65 MM, 3000 ML, DURAN
球型硅胶填料
苯磺酸SPE小柱,500mg,3ml