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
2，5-二溴甲苯
FILTER PAPER CIRCLES,RED RIBBON, MEDIUM DENSE, MEDIUM RAPID, FILTER-DIA. 185 MM, PACK OF 100 PCS
LiChroCART 10-2,LiChrosorb 100 Si 5μm定制柱
76种挥发性有机物混合标液
BIOBASIC 4 5UM 30X0.32MM KAPPA GUARD
ProElut CARB 2g / 12mL 20/pk
座式发酵管
电子天平
T-Type Valve, Push Fit
DOWEX MONOSPHERE 650C （H）阳离子交换树脂
