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1-溴-2-丁炔
Penny Head
20ML 透明 玻璃 顶空 样品瓶 23X75MM
气相色谱柱,TRACE TR-1MS 气相柱, 60m, 0.32mmID, 0.25μm 液膜厚度
BOTTLES, PE, NARROW NECK, ROUND, TRANSPARENT, W.SCREW-CAP, 50 ML,GL 18
FRACTIONATING COLUMNS, ACC. TO HEMPEL, W. GLASS JACKET, CONE ST 19/26, SOCKET ST 19/26, EFFECTIVE
SHODEX OHPAK SB-803HQ 300X8MM COLUMN
KCP* 大卷工业擦拭纸架
AdvanceBio SEC 液相色谱柱
SPARE PROTECTION COLLAR, PP, 10 ML