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Caps for NMR-tubes, black
气相色谱填充柱
FLEXIBLE DISCHARGE TUBING, PTFE, 180 CM, COILED, COMPLETE, WITH TUBING SUPPORT, FOR DISPENSER 2,5-10 ML O.? 3 MM, I.? 2 MM
BIOBASIC 18 5UM 10X2.1MM PEEK GUARD CARTRIDGE 3/PK
FLASKS, ROUND BOTTOM, NARROW NECK, WITH RE-INFORCED RIM, DURAN
中性氧化铝150TLC铝薄板,F254
10ML 透明 顶空 螺口 样品瓶
GELMAN CASSETTE UNASSEMBLED,25MM,3PC. PK /50
Waters ACQUITY UPLC BEH C18液相色谱柱
2-氯苯基乙酮