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气进样针
FILTERING BOTTLE,DURAN,SIDE-ARM SOCKET
MAXI PIPETTE WASHER, h 750 mm
快速填充/通气盖,聚丙烯,TPE垫圈,PP卫生设备断口数2,密封接头尺寸1/4"
Process Chemistry, NPT Compression Fitting, Screw, Metric,NPT Size 1”, Bore Size 25mm
继电器(定氮仪)
实验室用品
PTFE-SLEEVES FOR JOINTS, FOR CONES ST 29/32 WALL THICK 0,05 MM
美司纳 标准品
军团菌培养基基础