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Safety pipette filler Howarka ball, 50 ml, ultrasafe laboratory aid for universal use, specially designdopening for immediate sealing effect on all standard tube diameters, no unnecessar
注射器U6K 聚四氟乙烯 针尖 可拆卸
2ml宽口自动进样瓶
HYPERSIL GOLD 5UM 10X10MM PREP DROP-IN GUARDS
4650 白色带帽连体防护服 L
2-（2-溴-3-甲基-5-吡啶基）硼酸频哪醇酯
ST-SOCKETS, PRECISO, ST 10/19 acc. to DIN 12249 FORM E, ?:13 MM, L: 120 MM, WALL THICK:1,5 MM
25ml WITEG 窄口锥形瓶
丙酮中噻螨酮溶液标准物质
1-丁基吡啶四氟硼酸盐
