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套装 15X45 样品瓶 /旋盖/钳口盖-组合装 100 4ML
特种密封垫 85%Vespel,15%石墨
7-羟基华法林
FLAT BOTTOM FLASKS, 50 ML, CENTER NECK, ST 24/29, 51 X 95 MM
HEAD FOR GAS WASHING BOTTLES 250 ML WITH SOCKET ST 45/40 AND SINTERED DISC P2
eppendorf 枪头
细菌蛋白胨
T-Type Connector, Push Fit
SP-2340 气相毛细管柱
Tubing FEP flexible 1/4x8in long for central solvent collect