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
HYPERSIL SILICA 3UM 50X4.6MM COLUMN
2-溴-5-氟溴苄
Adapter R3/4" to R3/8", for water-jet vacuum pump article number 77094
HYPERSIL GOLD AQ 5UM 30X10MM PREP GUARD COLUMN
国产2米不锈钢空柱
BUCKET WITH SPOUT, 9 Liters
3-甲基三氟甲苯
2,3-二甲基吡啶-N-氧化物
填料 25% PEG-1500 on Chromosorb WAW DMCS 60/80
水杨酸丁酯;