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
2-乙基蒽醌
4,4'-二羟基二苯硫醚
(定制产品)5种元素ICP-MS混标,S/Na/Mg/As/Fe,100 ug/g溶于二甲苯
LABORATORY BOTTLES, 250 ML, WITH ISO-THREAD, GL 45, GRADUATED, DURAN, WITHOUT CAP AND POURING RING
STIRRER MAGNETS Crosshead
PTFE Temperature Probe, Platinum Resistance, Baffle Probe, Cable 3M,Shaft - ? 12, L 200, 20x15x200,
FILTER DISCS, POR.1 D. 80 MM, DURAN
m-TEC琼脂
AL FOIL 1000张
TITR.VESSEL LID MICRO