Sep-Pak Dry Sodium Sulfate, Plus Long Cartridge, 2.85 g Particle Size, 50/pkg [WAT054265]
Sep-Pak Dry Sodium Sulfate, Plus Long Cartridge, 2.85 g Particle Size, 50/pkg [WAT054265]
400mm*25mm凝胶渗透色谱柱/2015版中国药典农药残留检测专用
凝胶渗透色谱柱 (400mm×25mm,内装BIO-Beads S-X3填料;以环己烷-乙酸乙酯(1∶1)混合溶液为流动相;流速为每分钟5.0ml)净化,符合2015版中国药典农药残留测定法中凝胶渗透色谱柱的要求。
ACQUITY UPLC BEH Amide VanGuard Pre-column, 130Å, 1.7 μm, 2.1 mm X 5 mm, 3/pkg [186004799]
ACQUITY UPLC BEH Amide VanGuard Pre-column, 130Å, 1.7 μm, 2.1 mm X 5 mm, 3/pkg [186004799]