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杀螟硫磷 标准品
HyperSep-96 Diol 50mg Wells 100个/包装
岛津衬管,AOC, SPL-14
Measuring jug, 1000 ml, ?: 100 mm, height: 140 mm, cylindrical shape, graduated 200 ml, with spout and handle, made of stainless steel
CD-WAX气相毛细管色谱柱
硅烷化 精密 用于 MED
BVP 泵体 BVP-Standard Drive
Sep-Pak C18 SPE 小柱 (Vac 20cc, 5g,粒径55-105 µm),20/盒
3-溴-N-苯基咔唑
甲酸香叶酯