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5-溴-2,3-二氟苯酚
SPE 6m小柱l筛板
50mL airless密封圈
THERMOSTATIC-REACTION VESSEL, FLAT FLANGE WITH GROOVE, WITH DRAWAL VALVE, GRADUATED, CYLINDRICAL, ROUND BOTTOM, DN 120, 5000 ML, KF 15, VALVE 10 MM, OUTER ? 200 MM, INNER ? 160 MM, HEIGHT 43
1,3-二乙基脲
三氧化铬
Grid insert for Cryo boxes, format 136 x 136 mm, grid 10 x 10, for tubes ? 12,0 mm, height 40 mm, water repellent, ultra low temp. resist. cardboard Case = 10 pcs.
PROZENT HYDROMETER, WITHOUT THERMOMETER F.0-47 % HNO3, L. 250 MM
N,N-二甲基甲酰胺二丁基缩醛
注射器 2CC 聚丙烯 Luer Slip N/S 中心对称 红色