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
PK100 9MM S/T VIAL,AM.LG,GRAD SPOT,12X32
BOC-L-天冬酰胺
5%peg 6000 on 6201 60-80 2m glass for shimadzu
PUNYW9530445 Erythromycin Impurity 9 (Cycloester Erythromycin Enol Ether)
EXTRACTION THIMBLES, MADE OF FAT-FREE FILTER PAPER, FOR EXTRACTOR CAPACITY 500 ML, I.D. 48 MM, HEIG
N-Methylformamide
SPHERISORB C8 5UM 250X3MM COLUMN
5-乙基-2-吡啶乙醇
GC 针头 替换 36500495 & 3653015. 5个/包装
9种元素ICP-MS混标,溶于5% HNO3