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
Cap for gas washing bottle, 350 ml, NS 29
PK2 WIDE PORE C8 5UM 2CMX4.0MM &
4-溴正丙苯
气相色谱柱,TG-1MS 15m x 0.32mm x 0.25μm
游离脂肪酸,使用试纸的比色法 0.5 - 1 - 2 - 3 mg/g KOH
Silicone sealing for SPE electrode holder (10 pieces)
2-三-正-丁基甲锡烷基吡啶
COMBI-CONNECTING TUBES, PE, TUBING I.D. 9-12 MM, STRAIGHT CONNECTABLE
玻璃衬管
(S)-(+)-2-苯丙酸