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LAB JACKS
2-氯-6-甲基吡啶-4-甲酰氯
PIPETTE TRAY
培养试管(180℃),带红色螺旋盖,16×160mm,GL18,20ml
AIR DRAW-OFF TUBE 743/763/873
邻氯扁桃酸
BOTTLES WIDE NECK LDPE BROWN COMPLETE WITH SCREW CAP GL 50 CAPACITY 500 ML
黄铜联合三通, 1/4英寸外径 (1个/包)
GLASS COLUMN FOR HP5890, CONF.A,2MT X 2M M ID X 1/4"OD (2-1814)P/W 10% SP2330
1-甲基-3-三氟甲基-1H-吡唑