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10-425螺纹口聚丙烯 样品瓶
Bis(acetylacetonato)copper(II), 99.9%
HYPERREZ XP CARBOHYDRATE CA2+ 糖分析柱
SILICONE RUBBER SEALS, WITHOUT WASHER, 16 X 10 MM
DURAN? filter discs, 55 mm, porosity 1
RED CONICAL STOPPER - 65x52 mm, h 70 mm
BOTTLES NARROW NECK LDPE BROWN ONLY GL 25 CAPACITY 500 ML
叶酸,分析标准品,≥98%
FLASKS, ROUND BOTTOM, CENTER NECK, AMBER STAINED, ACC. TO DIN 12348, 1 000 ML, ST 29/32, 131 X 210
CNW 20mm 透明钳口10mL顶空自动进样瓶、平底