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]
用于PTV进样口, Siltek 金属分流衬管, 2 x 2.75 x 120mm, 2 Pk
用于PTV进样口, Siltek 金属分流衬管, 2 x 2.75 x 120mm, 2 Pk