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Envi-Florisil SPE小柱
酸性橙74
D-(+)-葡萄糖
磷酸氢二铵
锥形磨口瓶塞,PTFE材质,29/32,实心
TUBES THREADED, WITH RESTRICTION, GL 14, ISO SCREW-THREAD, 14 X 110 X 1,5 MM ACC. TO DIN 12216
Replacement membrane filter, 3 μm, unsterile, blisterpack of 1 piece
Magnetic Card 15x68 mm 3x
胖度移液管,BLAUBRAND , AS级,2 ml,双刻度
Hibar 250-3,LiChrosorb 60 Si 7μm定制柱