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                | 英国Whatman沃特曼Cellulose Nitrate Membrane Circle圆形硝酸纤维素滤膜 | 
               
              
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                英国Whatman沃特曼Cellulose Nitrate Membrane Circle硝酸纤维素膜介绍  
                  推荐用于大多数日常应用,是在严格控制室内清洁条件下生产的。Whatman膜可以保证非常窄的孔径分布非常低的杂质,这些都可以让最终用户受益。                      
                  更高的强度和韧性 
                                        大多数膜本质上都很脆而且不容易操作,但是很少在装载到过滤器或在使用过程中损坏。Whatman硝酸纤维素膜韧性得到明显增强,能承受住在不破坏膜完整性的条件下操作、装载和消毒时的撕裂。在同类产品中经测试已经是最强韧的膜。                                            低可提取物水平 
                  滤膜中可提取物水平和过滤或吸附技术的改进一样变得越来越重要。尤其是在药学、免疫学、生物学组织培养和衡量分析应用方面,高的提取物水平会起到负面影响。Whatman硝酸纤维素膜的提取物水平一般比其他同种型号都低。                    精控的孔径分布 
                  Whatman滤膜的一个重要特征就是孔径精确度很高。膜的孔径率径先进的生产和控制系统严格控制。另外批间差小,可以保持实验结果的一致性。                    增加的温度稳定性 
                  滤膜可以在不失完整的情况下在121摄氏度下进行正常消毒。硝酸纤维素膜有圆片、方片和卷等不同规格。                    收缩量减少 
                  过多的收缩在消毒过程中会产生问题,也经常会在消毒后在滤器中发生破裂,也可能导致流速的降低和整个过滤量的减少。Whatman滤膜在消毒过程中收缩量很低。                    
                    
                      特征和优点 
·孔径分布精确能改进表面捕获和分析提取物水平低,保证样品的完整性。  
应用 
·样品分离 
·微生物研究 
·水溶液过滤  
过滤膜类型  
白色光滑滤膜 
这是大多数实验室应用的标准滤膜,用于1.0um-5.0um大小的颗粒和细胞。 
过滤后的残留物大多数保留在膜的表面,可以进行沉淀物物理性回收和显微镜观察。  
网格滤膜 
有网格的滤膜使得颗粒、微生物、菌落的计数变得容易。如需要网格膜,请查询混合纤维素酯膜。 | 
                                                
                      硝酸维素膜在电镜下图片 | 
                     
                                     
                  技术参数-硝酸纤维素膜 
                  
                  
                    
                    
                       | 
                      硝酸纤维  | 
                     
                    
                      | 厚度  | 
                      125μm  | 
                     
                    
                      | 爆裂强度  | 
                      >2    psi  | 
                     
                    
                      | 重量  | 
                      3.6-5.5    mg/cm²  | 
                     
                    
                      | 最高操作温度  | 
                      80℃  | 
                     
                    
                      | 孔率  | 
                      66-84%  | 
                     
                    
                      | 蒸汽高压灭菌  | 
                      yes  | 
                     
                    
                      | 亲水性  | 
                      yes                                                                                  | 
                     
                   
                  
                    
                      | 典型应用-硝酸纤维素膜  | 
                     
                    
                      | 应用领域  | 
                      孔径(μm) | 
                     
                    
                      | 普通  | 
                     
                    
                      | 微过滤  | 
                      0.1 | 
                     
                    
                      | 超净  | 
                      0.1 | 
                     
                    
                      | 灭菌  | 
                      0.2 | 
                     
                    
                      | 去除大多数微生物  | 
                      0.45 | 
                     
                    
                      | 分析性沉淀物  | 
                      0.65 | 
                     
                    
                      | 纯化过滤  | 
                      1 | 
                     
                    
                      | 去除颗粒物  | 
                      5 | 
                     
                    
                      | 水中微生物分析  | 
                     
                    
                      | 细菌计数  | 
                      0.45(网格)  | 
                     
                    
                      | 应用领域  | 
                      孔径(μm) | 
                     
                    
                      | 沉淀物分析  | 
                      0.45 | 
                     
                    
                      | 悬浮颗粒  | 
                      5 | 
                     
                    
                      | 空气污染监测  | 
                     
                    
                      | Asbestos Monitoring(NIOSH) | 
                      0.8 | 
                     
                    
                      | 食品饮料控制  | 
                     
                    
                      | 大肠杆菌  | 
                      0.45(网格)见混合纤维素酯膜  | 
                     
                    
                      | 总细菌计数  | 
                      0.2 | 
                     
                    
                      | 组织培养基  | 
                     
                    
                      | 去除支原体  | 
                      0.1 | 
                     
                    
                      | 灭菌过滤  | 
                      0.2 | 
                     
                   
                  订购信息-硝酸纤维素膜 
                  
                    
                      | 0.1μm硝酸纤维素膜   | 
                      货号  | 
                      数量/包装  | 
                      直径  | 
                     
                    
                      | Cellulose Nitrate Membrane Circle, plain,    0.1 µm pore size, 25 mm | 
                      7181-002 | 
                      100 Pieces | 
                      25mm | 
                     
                    
                      | Cellulose Nitrate Membrane Circle, plain,    0.1 µm pore size, 47 mm | 
                      10402012 | 
                      100 Pieces | 
                      47mm | 
                     
                    
                      | Cellulose Nitrate Membrane Circle, plain,    0.1 µm pore size, 47 mm | 
                      7181-004  | 
                      100 Pieces | 
                      47mm | 
                     
                    
                      | Cellulose Nitrate Membrane Circle, plain,    0.1 µm pore size, 50 mm | 
                      10402014 | 
                      100 Pieces | 
                      50mm | 
                     
                    
                      | 0.2μm硝酸纤维素膜  | 
                      货号  | 
                      数量/包装  | 
                      直径  | 
                     
                    
                      | Cellulose Nitrate Membrane Circle, plain,    0.2 µm pore size, 25 mm | 
                      10401306 | 
                      100 Pieces | 
                      25 mm | 
                     
                    
                      | Cellulose Nitrate Membrane Circle, plain,    0.2 µm pore size, 47 mm | 
                      10401312 | 
                      100 Pieces | 
                      47 mm | 
                     
                    
                      | Cellulose Nitrate Membrane Circle, plain,    0.2 µm, 50 mm | 
                      10401314 | 
                      100 Pieces | 
                      50 mm | 
                     
                    
                      | Cellulose Nitrate Membrane Circle, plain,    0.2 µm pore size, 13 mm | 
                      7182-001 | 
                      100 Pieces | 
                      13 mm | 
                     
                    
                      | Cellulose Nitrate Membrane Circle, plain,    0.2 µm pore size, 25 mm | 
                      7182-002 | 
                      100 Pieces | 
                      25 mm | 
                     
                    
                      | Cellulose Nitrate Membrane Circle, plain,    0.2 µm pore size, 47 mm | 
                      7182-004 | 
                      100 Pieces | 
                      47 mm | 
                     
                    
                      | Cellulose Nitrate Membrane Circle, plain,    0.2 µm pore size, 90 mm | 
                      7182-009 | 
                      25 Pieces | 
                      90mm | 
                     
                    
                      | Cellulose Nitrate Membrane Circle, plain,    0.2 µm pore size, 142 mm | 
                      7182-014 | 
                      25 Pieces | 
                      142mm | 
                     
                    
                      | 0.45μm硝酸纤维素膜  | 
                      货号  | 
                      数量/包装  | 
                      直径  | 
                     
                    
                      | NC45 0.45uM 25MM 100/PK | 
                      10401106 | 
                      100 Pieces  | 
                      25 mm  | 
                     
                    
                      | NC45 0.45uM 47MM 100/PK | 
                      10401112 | 
                      100 Pieces  | 
                      47 mm  | 
                     
                    
                      | Cellulose Nitrate Membrane Circle, plain,    0.45 µm, 50 mm | 
                      10401114 | 
                      100 Pieces  | 
                      50 mm  | 
                     
                    
                      | Cellulose Nitrate Membrane Circle, plain,    0.45 µm pore size, 90 mm | 
                      10401118 | 
                      50 Pieces  | 
                      90 mm  | 
                     
                    
                      | Cellulose Nitrate Membrane Circle, plain,    0.45 µm, 100 mm | 
                      10401121 | 
                      50 Pieces  | 
                      100 mm  | 
                     
                    
                      | Cellulose Nitrate Membrane Circle, plain,    0.45 µm, 110 mm | 
                      10401126 | 
                      50 Pieces  | 
                      110 mm  | 
                     
                    
                      | Cellulose Nitrate Membrane Circle, plain,    0.45 µm pore size, 142 mm | 
                      10401131 | 
                      25 Pieces  | 
                      142 mm  | 
                     
                    
                      | Cellulose Nitrate Membrane Circle, plain,    0.45 µm pore size, 13 mm | 
                      7184-001  | 
                      100 Pieces  | 
                      13 mm  | 
                     
                    
                      | Cellulose Nitrate Membrane Circle, plain,    0.45 µm pore size, 25 mm | 
                      7184-002  | 
                      100 Pieces  | 
                      25 mm  | 
                     
                    
                      | Cellulose Nitrate Membrane Circle, plain,    0.45 µm pore size, 47 mm | 
                      7184-004  | 
                      100 Pieces  | 
                      47 mm  | 
                     
                    
                      | Cellulose Nitrate Membrane Circle, plain,    0.45 µm pore size, 50 mm | 
                      7184-005  | 
                      100 Pieces  | 
                      50 mm  | 
                     
                    
                      | Cellulose Nitrate Membrane Circle, plain,    0.45 µm pore size, 90 mm | 
                      7184-009  | 
                      25 Pieces  | 
                      90 mm  | 
                     
                    
                      | Cellulose Nitrate Membrane Circle, plain,    0.45 µm pore size, 142 mm | 
                      7184-014  | 
                      25 Pieces  | 
                      142 mm  | 
                     
                    
                      | 0.65μm硝酸纤维素膜  | 
                      货号  | 
                      数量/包装  | 
                      直径  | 
                     
                    
                      | Cellulose Nitrate Membrane Circle, plain,    0.65 µm pore size, 47 mm | 
                      7186-004  | 
                      100 Pieces | 
                      47mm | 
                     
                    
                      | 0.8μm硝酸纤维素膜  | 
                      货号  | 
                      数量/包装  | 
                      直径  | 
                     
                    
                      | Cellulose Nitrate Membrane Circle, plain,    0.8 µm pore size, 25 mm | 
                      7188-002 | 
                      100 Pieces  | 
                      25mm | 
                     
                    
                      | Cellulose Nitrate Membrane Circle, plain,    0.8 µm pore size, 37 mm | 
                      7188-003 | 
                      100 Pieces  | 
                      37mm | 
                     
                    
                      | Cellulose Nitrate Membrane Circle, plain,    0.8 µm pore size, 47 mm | 
                      7188-004 | 
                      100 Pieces  | 
                      47mm | 
                     
                    
                      | Cellulose Nitrate Membrane Circle, plain,    0.8 µm pore size, 90 mm | 
                      7188-009  | 
                      25 Pieces | 
                      90mm | 
                     
                    
                      | 1μm硝酸纤维素膜  | 
                      货号  | 
                      数量/包装  | 
                      直径  | 
                     
                    
                      | Cellulose Nitrate Membrane Circle, plain, 1    µm pore size, 25 mm | 
                      7190-002 | 
                      100 Pieces  | 
                      25mm | 
                     
                    
                      | Cellulose Nitrate Membrane Circle, plain, 1    µm pore size, 47 mm | 
                      7190-004  | 
                      100 Pieces  | 
                      47mm | 
                     
                    
                      | 1.2μm硝酸纤维素膜  | 
                      货号  | 
                      数量/包装  | 
                      直径  | 
                     
                    
                      | Cellulose Nitrate Membrane Circle, plain,    1.2 µm pore size, 50 mm | 
                      7191-005 | 
                      100 Pieces  | 
                      50mm | 
                     
                    
                      | Cellulose Nitrate Membrane Circle, plain,    1.2 µm pore size, 142 mm | 
                      7191-014 | 
                      25 Pieces | 
                      142mm | 
                     
                    
                      | 3μm硝酸纤维素膜  | 
                      货号  | 
                      数量/包装  | 
                      直径  | 
                     
                    
                      | Cellulose Nitrate Membrane Circle, plain, 3    µm pore size, 25 mm | 
                      7193-002 | 
                      100 Pieces  | 
                      25mm | 
                     
                    
                      | Cellulose Nitrate Membrane Circle, plain, 3    µm pore size, 47 mm | 
                      7193-004 | 
                      100 Pieces  | 
                      47mm | 
                     
                    
                      | 5μm硝酸纤维素膜  | 
                      货号  | 
                      数量/包装  | 
                      直径  | 
                     
                    
                      | Cellulose Nitrate Membrane Circle, plain, 5    µm pore size, 25 mm | 
                      10400206 | 
                      100 Pieces | 
                      25 mm | 
                     
                    
                      | Cellulose Nitrate Membrane Circle, plain, 5    µm pore size, 47 mm | 
                      10400212 | 
                      100 Pieces | 
                      47 mm | 
                     
                    
                      | Cellulose Nitrate Membrane Circle, plain, 5    µm, 50 mm | 
                      10400214 | 
                      100 Pieces | 
                      50 mm | 
                     
                    
                      | Cellulose Nitrate Membrane Circle, plain, 5    µm pore size, 25 mm | 
                      7195-002 | 
                      100 Pieces | 
                      25 mm | 
                     
                    
                      | Cellulose Nitrate Membrane Circle, plain, 5    µm pore size, 47 mm | 
                      7195-004 | 
                      100 Pieces | 
                      47 mm | 
                     
                    
                      | Cellulose Nitrate Membrane Circle, plain, 5    µm pore size, 90 mm | 
                      7195-009 | 
                      25 Pieces | 
                      90 mm | 
                     
                    
                      | 8μm硝酸纤维素膜  | 
                      货号  | 
                      数量/包装  | 
                      直径  | 
                     
                    
                      | Cellulose Nitrate Membrane Circle, plain, 8    µm, 25 mm | 
                      10400106 | 
                      100 Pieces | 
                      25 mm | 
                     
                    
                      | Cellulose Nitrate Membrane Circle, plain, 8    µm, 47 mm | 
                      10400112 | 
                      100 Pieces | 
                      47mm | 
                     
                    
                      | Cellulose Nitrate Membrane Circle, plain, 8    µm, 50 mm | 
                      10400114 | 
                      100 Pieces | 
                      50 mm | 
                     
                    
                      | Cellulose Nitrate Membrane Circle, plain,    with hydrophobic rim, 8 µm, 50 mm | 
                      10405079 | 
                      100 Pieces | 
                      50 mm | 
                     
                    
                      | Cellulose Nitrate Membrane Circle, plain, 8    µm, 25 mm | 
                      10406012 | 
                      100 Pieces | 
                      25 mm | 
                     
                    
                      | 12μm硝酸纤维素膜  | 
                      货号  | 
                      数量/包装  | 
                      直径  | 
                     
                    
                      | Cellulose Nitrate Membrane Circle, plain,    12 µm, 47 mm | 
                      10400012 | 
                      100 Pieces | 
                      47mm | 
                     
                    
                      | Cellulose Nitrate Membrane Circle, plain,    12 µm, 70 mm | 
                      10400014 | 
                      100 Pieces | 
                      47mm | 
                     
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