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Merck
棕褐色 PTFE/硅胶隔垫 tan PTFE/silicone, diam. × thickness 22 mm × 3.2 mm, for use with 20, 40, 60mL vial, pkg of 1000 ea

棕褐色 PTFE/硅胶隔垫

棕褐色 PTFE/硅胶隔垫 tan PTFE/silicone, diam. × thickness 22 mm × 3.2 mm, for use with 20, 40, 60mL vial, pkg of 1000 ea