硼硅酸盐玻璃制成，支撑滤膜的垫片有两种材质可供选择，适合于于水溶液和有机溶剂的过滤。这种漏斗密封良好，保证了样品不会从膜的边缘渗漏，过滤后颗粒截留于膜表面。烧结玻璃支撑垫片推荐用于普通过滤和生物分析；304不锈钢支撑网适合用于蛋白溶液。

订  货  信  息

类型                            膜直径(mm)     过滤面积(cm )    预过滤器直径（mm）     目录号

玻璃容器

玻璃支架/25ml容器        25                       2.1                          16                           1960-002

玻璃支架/50ml容器        25                       2.1                          13                           1960-032

玻璃支架/25ml容器         25                       2.1                          16                           1960-052

玻璃支架/300ml容器      47                       9.6                          35                           1960-004

玻璃支架/300ml容器      47                       9.6                          35                           1960-054

玻璃支架/1000ml容器     90                        38.5                         70                            1960-009

                   硬件/替换部分

                  whatman也提供胶塞和玻璃容器。