滤膜 Membrane Filter Whatman径迹蚀刻膜是使用技术制造的高精密膜,膜内孔径尺寸分布窄,孔径一致性高。脂质体中常用这一系列的Cyclopore聚碳酸酯膜和Nuclepore聚碳酸酯膜。聚碳酸酯膜是亲水性的,可以选择不同的孔径规格和尺寸规格。 Whatman Polycarbonate Membrane Filters are high-precision membranes with narrow pore size distribution and high pore size consistency. Cyclopore polycarbonate membranes and Nuclepore polycarbonate membranes are commonly used in this series. Polycarbonate membranes are hydrophilic and can be selected with different pore sizes and Dimension sizes. Whatman Cyclopore聚碳酸酯膜是真正的孔径微孔膜,具有轨道蚀刻膜过滤器的尖锐截止和可重现的微滤特性。 Whatman Cyclopore polycarbonate membranes are true pore size microporous membranes featuring the sharp cut-off and reproducible microfiltration characteristics of track-etched membranes. ◆Whatman聚碳酸酯滤膜特性和优点 Features and Advantages 不粘附染色剂,光学反差大,有利于显微镜下观察 Low affinity for stains improves visibility under a microscope 吸附性低,滤液吸附量可忽略不计,不吸湿 Negligible absorption and adsorption of filtrate; nonhygroscopic 皮重极小 Low tare weights 无掉屑,滤液的洁净度高 Biologically inert 生物学惰性 Biologically inert ◆技术参数 Technical Paramete 厚度 Thickness 7–20μm 质量 Weight 0.7–2.0mg/cm2 高使用温度