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82585 镀铝防护面屏(透明)
十二烷
LiChroCART 55-4,LiChrospher 60 RP select b 10 μm定制柱
RANGE FINDER, 0,700 - 2,000 G/CM3, 160 MM LENGTH 300 MM
甲醇中同位素标记氟喹诺酮类药物混合溶液标准物质(恩诺沙星-D5,环丙沙星-D8,诺氟沙星-D5)
DOWEX? 22 Anion Exchange Resin
MF-Millipore表面滤膜(混酯膜)
G1946D的精确玻璃毛细管,带白金端
Beaker, 1000 ml, ? 100 mm, height 130 mm, with rim and spout, stainless steel
超滤柱