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
5-碘-2,4-二氯嘧啶
样品袋,3 in. × 5 in.
DURAN? stopcock keys with outlet on plug, threaded, ground, NS 14.5, bore 2.5 mm, with 3 part retaining device
容量瓶
铝片
标样-二硫化碳中乙苯
BETABASIC PHENYL 3UM 150X2.1MM COLUMN
HJ893保留时间窗口混标,2-甲基戊烷+正癸烷标准品
气相色谱柱,TG-1301MS 60m x 0.32mm x 1.80μm
O-乙酰基-L-肉碱盐酸盐