CORTECS UPLC C18+ VanGuard Pre-column, 90Å, 1.6 μm, 2.1 mm X 5 mm, 3/pkg [186007125]
CORTECS UPLC C18+ VanGuard Pre-column, 90Å, 1.6 μm, 2.1 mm X 5 mm, 3/pkg [186007125]
OV-1301毛细管柱
组成:6%*丙基苯基,94%甲基聚硅氧烷相类似柱:AT-1301、DB-1301、DB-624、Rtx-1301。应用范围:杀虫剂,醇类,氧化剂,亚老哥尔类,挥发性卤代化合物